Windows
Analysis Report
antiunpack_norm01_upx.exe
Overview
General Information
Detection
Score: | 48 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
- System is w10x64
- antiunpack_norm01_upx.exe (PID: 7308 cmdline:
"C:\Users\ user\Deskt op\antiunp ack_norm01 _upx.exe" MD5: 6516298CB80C3C4FC4D23A792AD647D8) - conhost.exe (PID: 7316 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- cleanup
Click to jump to signature section
AV Detection |
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Source: | Integrated Neural Analysis Model: |
Source: | Static PE information: |
Source: | TCP traffic: |
Source: | DNS traffic detected: |
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | TCP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | DNS traffic detected: |
System Summary |
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Source: | Static PE information: | ||
Source: | Static PE information: | ||
Source: | Static PE information: |
Source: | Classification label: |
Source: | Mutant created: |
Source: | Key opened: | Jump to behavior |
Source: | Process created: | ||
Source: | Process created: |
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Static PE information: | ||
Source: | Static PE information: | ||
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Last function: |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 1 Process Injection | 1 Software Packing | OS Credential Dumping | 1 System Information Discovery | Remote Services | Data from Local System | 1 Non-Application Layer Protocol | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | 1 DLL Side-Loading | 1 Process Injection | LSASS Memory | Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | 1 Application Layer Protocol | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | 1 DLL Side-Loading | Security Account Manager | Query Registry | SMB/Windows Admin Shares | Data from Network Shared Drive | Steganography | Automated Exfiltration | Data Encrypted for Impact |
Employee Names | Virtual Private Server | Local Accounts | Cron | Login Hook | Login Hook | 1 Obfuscated Files or Information | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Protocol Impersonation | Traffic Duplication | Data Destruction |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
171.39.242.20.in-addr.arpa | unknown | unknown | false | high |
Joe Sandbox version: | 42.0.0 Malachite |
Analysis ID: | 1592452 |
Start date and time: | 2025-01-16 06:57:55 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 3m 41s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01 |
Number of analysed new started processes analysed: | 6 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Sample name: | antiunpack_norm01_upx.exe |
Detection: | MAL |
Classification: | mal48.winEXE@2/0@1/0 |
Cookbook Comments: |
|
- Exclude process from analysis (whitelisted): MpCmdRun.exe, WMIADAP.exe, SIHClient.exe, conhost.exe
- Excluded IPs from analysis (whitelisted): 4.175.87.197, 20.242.39.171, 20.109.210.53, 13.107.246.45
- Excluded domains from analysis (whitelisted): ocsp.digicert.com, slscr.update.microsoft.com, otelrules.azureedge.net, ctldl.windowsupdate.com, fe3cr.delivery.mp.microsoft.com
- Not all processes where analyzed, report is missing behavior information
File type: | |
Entropy (8bit): | 5.94467651586762 |
TrID: |
|
File name: | antiunpack_norm01_upx.exe |
File size: | 58'287 bytes |
MD5: | 6516298cb80c3c4fc4d23a792ad647d8 |
SHA1: | 3e198036ab2b1bcd9384bcd5670ad8390114ea4a |
SHA256: | b5ca4b3b318823ed414fca0b0d2aeda2954afd6a0f72eea76c02947a86a301c4 |
SHA512: | 96b140a81491ede4a668d6292691a7600fec919eee75c93c0da0359aa6ce28cbb5c20c4c9b5027d167879c2dcf34b6430a0bdc1a9b523de5958d5f4ce48a0e4f |
SSDEEP: | 1536:vx6V4Qkwfs13BzUlmEPHbxe+yIS7TUcWGo9Kdze4B1PK:vx6VffW3BzUlLxbgdze4B1PK |
TLSH: | 9B4350D07AE85C86EA68577D4196D222263DFAE087534B435A307A324F13EC27DC372E |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......PE..d...DLYg..........&....*.`.......@.......P.....@..........................................`... ............................ |
Icon Hash: | 90cececece8e8eb0 |
Entrypoint: | 0x14001a380 |
Entrypoint Section: | |
Digitally signed: | false |
Imagebase: | 0x140000000 |
Subsystem: | windows cui |
Image File Characteristics: | EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LARGE_ADDRESS_AWARE |
DLL Characteristics: | HIGH_ENTROPY_VA, DYNAMIC_BASE, NX_COMPAT |
Time Stamp: | 0x67594C44 [Wed Dec 11 08:24:36 2024 UTC] |
TLS Callbacks: | 0x4001a5e0, 0x1 |
CLR (.Net) Version: | |
OS Version Major: | 4 |
OS Version Minor: | 0 |
File Version Major: | 4 |
File Version Minor: | 0 |
Subsystem Version Major: | 4 |
Subsystem Version Minor: | 0 |
Import Hash: | 13481171c20f76fa96fc0e8f73152e78 |
Instruction |
---|
push ebx |
push esi |
push edi |
push ebp |
dec eax |
lea esi, dword ptr [FFFFAC9Ah] |
dec eax |
lea edi, dword ptr [esi-00014025h] |
push edi |
xor ebx, ebx |
xor ecx, ecx |
dec eax |
or ebp, FFFFFFFFh |
call 00007F968C876B75h |
add ebx, ebx |
je 00007F968C876B24h |
rep ret |
mov ebx, dword ptr [esi] |
dec eax |
sub esi, FFFFFFFCh |
adc ebx, ebx |
mov dl, byte ptr [esi] |
rep ret |
dec eax |
lea eax, dword ptr [edi+ebp] |
cmp ecx, 05h |
mov dl, byte ptr [eax] |
jbe 00007F968C876B43h |
dec eax |
cmp ebp, FFFFFFFCh |
jnbe 00007F968C876B3Dh |
sub ecx, 04h |
mov edx, dword ptr [eax] |
dec eax |
add eax, 04h |
sub ecx, 04h |
mov dword ptr [edi], edx |
dec eax |
lea edi, dword ptr [edi+04h] |
jnc 00007F968C876B11h |
add ecx, 04h |
mov dl, byte ptr [eax] |
je 00007F968C876B32h |
dec eax |
inc eax |
mov byte ptr [edi], dl |
sub ecx, 01h |
mov dl, byte ptr [eax] |
dec eax |
lea edi, dword ptr [edi+01h] |
jne 00007F968C876B12h |
rep ret |
cld |
inc ecx |
pop ebx |
jmp 00007F968C876B2Ah |
dec eax |
inc esi |
mov byte ptr [edi], dl |
dec eax |
inc edi |
mov dl, byte ptr [esi] |
add ebx, ebx |
jne 00007F968C876B2Ch |
mov ebx, dword ptr [esi] |
dec eax |
sub esi, FFFFFFFCh |
adc ebx, ebx |
mov dl, byte ptr [esi] |
jc 00007F968C876B08h |
lea eax, dword ptr [ecx+01h] |
inc ecx |
call ebx |
adc eax, eax |
add ebx, ebx |
jne 00007F968C876B2Ch |
mov ebx, dword ptr [esi] |
dec eax |
sub esi, FFFFFFFCh |
adc ebx, ebx |
mov dl, byte ptr [esi] |
jnc 00007F968C876B0Dh |
sub eax, 03h |
jc 00007F968C876B35h |
shl eax, 08h |
movzx edx, dl |
or eax, edx |
dec eax |
inc esi |
xor eax, FFFFFFFFh |
je 00007F968C876B5Ch |
dec eax |
arpl ax, bp |
lea eax, dword ptr [ecx+01h] |
inc ecx |
call ebx |
adc ecx, ecx |
Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x1b000 | 0x15c | |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0xa000 | 0x48c | |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x1b15c | 0x14 | |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x1a608 | 0x28 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | MD5 | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|---|
0x1000 | 0x14000 | 0x0 | d41d8cd98f00b204e9800998ecf8427e | False | 0 | empty | 0.0 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | |
0x15000 | 0x6000 | 0x5800 | f14a0bd78ebe9ec2fbc232a73d350267 | False | 0.9696821732954546 | data | 7.838183543535868 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | |
0x1b000 | 0x1000 | 0x200 | a623955948e8afc09ad155cec4aecd8b | False | 0.427734375 | data | 2.97686195953879 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
DLL | Import |
---|---|
KERNEL32.DLL | LoadLibraryA, ExitProcess, GetProcAddress, VirtualProtect |
libgcc_s_seh-1.dll | _Unwind_Resume |
libstdc++-6.dll | __cxa_throw |
msvcrt.dll | exit |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Jan 16, 2025 06:59:24.776737928 CET | 65042 | 53 | 192.168.2.4 | 162.159.36.2 |
Jan 16, 2025 06:59:24.781649113 CET | 53 | 65042 | 162.159.36.2 | 192.168.2.4 |
Jan 16, 2025 06:59:24.781738997 CET | 65042 | 53 | 192.168.2.4 | 162.159.36.2 |
Jan 16, 2025 06:59:24.786880016 CET | 53 | 65042 | 162.159.36.2 | 192.168.2.4 |
Jan 16, 2025 06:59:25.253838062 CET | 65042 | 53 | 192.168.2.4 | 162.159.36.2 |
Jan 16, 2025 06:59:25.259008884 CET | 53 | 65042 | 162.159.36.2 | 192.168.2.4 |
Jan 16, 2025 06:59:25.259071112 CET | 65042 | 53 | 192.168.2.4 | 162.159.36.2 |
Timestamp | Source Port | Dest Port | Source IP | Dest IP |
---|---|---|---|---|
Jan 16, 2025 06:59:24.776190042 CET | 53 | 62166 | 162.159.36.2 | 192.168.2.4 |
Jan 16, 2025 06:59:25.290111065 CET | 65088 | 53 | 192.168.2.4 | 1.1.1.1 |
Jan 16, 2025 06:59:25.297775984 CET | 53 | 65088 | 1.1.1.1 | 192.168.2.4 |
Timestamp | Source IP | Dest IP | Trans ID | OP Code | Name | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|
Jan 16, 2025 06:59:25.290111065 CET | 192.168.2.4 | 1.1.1.1 | 0x5e78 | Standard query (0) | PTR (Pointer record) | IN (0x0001) | false |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Jan 16, 2025 06:59:25.297775984 CET | 1.1.1.1 | 192.168.2.4 | 0x5e78 | Name error (3) | none | none | PTR (Pointer record) | IN (0x0001) | false |
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Click to jump to process
Target ID: | 0 |
Start time: | 00:58:52 |
Start date: | 16/01/2025 |
Path: | C:\Users\user\Desktop\antiunpack_norm01_upx.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff7c6990000 |
File size: | 58'287 bytes |
MD5 hash: | 6516298CB80C3C4FC4D23A792AD647D8 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | low |
Has exited: | false |
Target ID: | 1 |
Start time: | 00:58:52 |
Start date: | 16/01/2025 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff7699e0000 |
File size: | 862'208 bytes |
MD5 hash: | 0D698AF330FD17BEE3BF90011D49251D |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | false |