Windows
Analysis Report
powershell.zip
Overview
General Information
Detection
Score: | 2 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 60% |
Signatures
Classification
- System is w10x64
- unarchiver.exe (PID: 2408 cmdline:
"C:\Window s\SysWOW64 \unarchive r.exe" "C: \Users\use r\Desktop\ powershell .zip" MD5: 16FF3CC6CC330A08EED70CBC1D35F5D2) - 7za.exe (PID: 6304 cmdline:
"C:\Window s\System32 \7za.exe" x -pinfect ed -y -o"C :\Users\us er\AppData \Local\Tem p\ymnnrtn0 .425" "C:\ Users\user \Desktop\p owershell. zip" MD5: 77E556CDFDC5C592F5C46DB4127C6F4C) - conhost.exe (PID: 2992 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- cleanup
Click to jump to signature section
There are no malicious signatures, click here to show all signatures.
Source: | File opened: | Jump to behavior |
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Source: | Code function: | 0_2_0090B1D6 |
Source: | Memory allocated: | Jump to behavior |
Source: | Process created: | Jump to behavior |
Source: | Key value queried: | Jump to behavior |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
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Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 11 Process Injection | 2 Virtualization/Sandbox Evasion | OS Credential Dumping | 2 Virtualization/Sandbox Evasion | Remote Services | Data from Local System | Data Obfuscation | 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 Disable or Modify Tools | LSASS Memory | 1 Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | Junk Data | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | 11 Process Injection | Security Account Manager | 3 System Information Discovery | 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 DLL Side-Loading | 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.
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1525203 |
Start date and time: | 2024-10-03 21:14:12 +02:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 6m 2s |
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: |
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Analysis Mode: | default |
Analysis stop reason: | Timeout |
Sample name: | powershell.zip |
Detection: | CLEAN |
Classification: | clean2.winZIP@4/1@0/0 |
EGA Information: |
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HCA Information: |
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Cookbook Comments: |
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- Exclude process from analysis (whitelisted): dllhost.exe, WMIADAP.exe, SIHClient.exe
- Excluded domains from analysis (whitelisted): ocsp.digicert.com, otelrules.azureedge.net, slscr.update.microsoft.com, ctldl.windowsupdate.com, fe3cr.delivery.mp.microsoft.com
- Not all processes where analyzed, report is missing behavior information
- Report size getting too big, too many NtQueryValueKey calls found.
- VT rate limit hit for: powershell.zip
Time | Type | Description |
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15:15:44 | API Interceptor |
Process: | C:\Windows\SysWOW64\unarchiver.exe |
File Type: | |
Category: | dropped |
Size (bytes): | 2717 |
Entropy (8bit): | 4.935046767954709 |
Encrypted: | false |
SSDEEP: | 48:oZlYbkm/GF/GbF/GF/GpX/GhK/GF/Gp3Yb/K/GurIDzL1YK++++++++dyJI706mj:il8uxByM2J |
MD5: | 277D53EF8B423211DAA077983419FCC4 |
SHA1: | 03BA99AF2BA660F1CBF06E62571FFC80787EA3C0 |
SHA-256: | FB4E150BA05222696EE9DA6FF060967FFDBE297098403F25D225331B46A9276E |
SHA-512: | 82C0DFB9FCFAF9BB5F399F94083B0992F922F4BF1BD741A510E25CB91EA6432AE745F5A56C3A324800A371A7719F9E64C4B6334892E927B44CAB9CE4308BF0F2 |
Malicious: | false |
Reputation: | low |
Preview: |
File type: | |
Entropy (8bit): | 4.627125727949122 |
TrID: |
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File name: | powershell.zip |
File size: | 107'297 bytes |
MD5: | 8de0dccc99caf13e75599ecf674a6ae3 |
SHA1: | c571effa7eacd36aeee80f50b2397252055785e4 |
SHA256: | 806c84af366370a880e13aba9546e1ace4a41de51e5a6e2896382d830e1ccffd |
SHA512: | f016c5f4b30189854dbf318923391e5768d96bd770db0263d28702446b4c8f5f0485e88f5492603c4e59287cbc62927790503603a19ebf469a602eed11fba429 |
SSDEEP: | 1536:sj6KleHsR4/a+xzEsXLxvxlsd1+074gxY+qVPlm0ya:X1Mipt4rxHg |
TLSH: | 7FA39B235A9E18DF0104B456D808BE0978EE85FF3BBB665B0AE42D7B75F9424C1BC319 |
File Content Preview: | ..&cls..@echo off..:: .............. ............, .................... .... ................ ............, ........................ .............. .............. .............. .. ............, .............. ........ .. .............. ........ ........, |
Icon Hash: | 90cececece8e8eb0 |
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Click to jump to process
Target ID: | 0 |
Start time: | 15:15:11 |
Start date: | 03/10/2024 |
Path: | C:\Windows\SysWOW64\unarchiver.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x20000 |
File size: | 12'800 bytes |
MD5 hash: | 16FF3CC6CC330A08EED70CBC1D35F5D2 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | false |
Target ID: | 1 |
Start time: | 15:15:11 |
Start date: | 03/10/2024 |
Path: | C:\Windows\SysWOW64\7za.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0xd0000 |
File size: | 289'792 bytes |
MD5 hash: | 77E556CDFDC5C592F5C46DB4127C6F4C |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Target ID: | 2 |
Start time: | 15:15:11 |
Start date: | 03/10/2024 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff6d64d0000 |
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: | true |
Execution Graph
Execution Coverage: | 20.4% |
Dynamic/Decrypted Code Coverage: | 100% |
Signature Coverage: | 0% |
Total number of Nodes: | 73 |
Total number of Limit Nodes: | 4 |
Graph
Callgraph
Function 0090B1D6 Relevance: 1.5, APIs: 1, Instructions: 39COMMON
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Function 0090B246 Relevance: 1.6, APIs: 1, Instructions: 101COMMON
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Function 0090AB76 Relevance: 1.6, APIs: 1, Instructions: 100pipeCOMMON
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Function 0090AD04 Relevance: 1.6, APIs: 1, Instructions: 96COMMON
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Function 0090A5DC Relevance: 1.6, APIs: 1, Instructions: 90fileCOMMON
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Function 0090AD2A Relevance: 1.6, APIs: 1, Instructions: 80COMMON
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Function 0090B276 Relevance: 1.6, APIs: 1, Instructions: 80COMMON
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Function 0090A850 Relevance: 1.6, APIs: 1, Instructions: 78COMMON
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Function 0090A933 Relevance: 1.6, APIs: 1, Instructions: 77fileCOMMON
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Function 0090A5FE Relevance: 1.6, APIs: 1, Instructions: 76fileCOMMON
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Function 0090A78F Relevance: 1.6, APIs: 1, Instructions: 73COMMON
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Function 0090AA0B Relevance: 1.6, APIs: 1, Instructions: 70COMMON
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Function 0090A147 Relevance: 1.6, APIs: 1, Instructions: 63fileCOMMON
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Function 0090A962 Relevance: 1.6, APIs: 1, Instructions: 60fileCOMMON
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Function 0090A882 Relevance: 1.6, APIs: 1, Instructions: 59COMMON
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Function 0090A2AE Relevance: 1.6, APIs: 1, Instructions: 53COMMON
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Function 0090AF8B Relevance: 1.6, APIs: 1, Instructions: 52COMMON
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Function 0090B1B4 Relevance: 1.6, APIs: 1, Instructions: 52COMMON
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Function 0090A7C2 Relevance: 1.6, APIs: 1, Instructions: 52COMMON
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Function 0090AA46 Relevance: 1.6, APIs: 1, Instructions: 52COMMON
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Function 0090A172 Relevance: 1.5, APIs: 1, Instructions: 47fileCOMMON
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Function 0090ABE6 Relevance: 1.5, APIs: 1, Instructions: 47pipeCOMMON
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Function 0090AFB2 Relevance: 1.5, APIs: 1, Instructions: 39COMMON
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Function 00B90C99 Relevance: 1.3, Strings: 1, Instructions: 86COMMON
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Function 00B90CA8 Relevance: 1.3, Strings: 1, Instructions: 82COMMON
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Function 0090A6D4 Relevance: 1.3, APIs: 1, Instructions: 70COMMON
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Function 0090A716 Relevance: 1.3, APIs: 1, Instructions: 43COMMON
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Function 00B902C0 Relevance: .3, Instructions: 285COMMON
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