General
- Target 222t.exe
- Size 181.0MB
- Sample261026-tt29ysty6r
- SHA256 4c2739344a5eb37cbf3de6196965a1cca4823e0368bf26ad8bcffdaec59ff14d
- MD5 6bc49c668f20dbc7616f3fad10bed129
- SHA1 b4246d390dddd6c0c5cea6d3155a47a88fac4f1f
- SHA512 66b9ef403e9560e0e84dcb96f225c810ad9cd319f0c11ffc9556e6ffefd9c64f666d842e2f5fceaab7b1457e13a8aa823a1496d77348be900f28d3ce28d8efb8
- SSDEEP 786432:8wHz3BDmtjw1rHi/PEEpjelfNTDA2y06OlgflKUsExM3RfbmYEyGCi:ZH9DmyU/ComlUo9aYDGCi
- TLSH T14B989D1163E81A45E27B867897B38261EAB5FC525311C1CF1094FA4E2F73BC1BA36376
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
222t.exe
Resource
win11-20260911-uk
Malware Config
Targets
-
- Target 222t.exe
- Size 181.0MB
- SHA256 4c2739344a5eb37cbf3de6196965a1cca4823e0368bf26ad8bcffdaec59ff14d
- MD5 6bc49c668f20dbc7616f3fad10bed129
- SHA1 b4246d390dddd6c0c5cea6d3155a47a88fac4f1f
- SHA512 66b9ef403e9560e0e84dcb96f225c810ad9cd319f0c11ffc9556e6ffefd9c64f666d842e2f5fceaab7b1457e13a8aa823a1496d77348be900f28d3ce28d8efb8
- SSDEEP 786432:8wHz3BDmtjw1rHi/PEEpjelfNTDA2y06OlgflKUsExM3RfbmYEyGCi:ZH9DmyU/ComlUo9aYDGCi
- TLSH T14B989D1163E81A45E27B867897B38261EAB5FC525311C1CF1094FA4E2F73BC1BA36376
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Sheetrat Payload
Sheetrat aka NonEuclid RAT is a trojan written in C#.
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Modifies WinLogon for persistence
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UAC bypass
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Disables RegEdit via registry modification
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Modifies Windows Firewall
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Creates new service(s)
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Executes a file named after a Windows system binary
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
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Executes dropped EXE
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Loads dropped DLL
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Registers new Windows logon scripts automatically executed at logon.
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Stops running service(s)
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Windows security modification
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Adds Run key to start application
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Checks whether UAC is enabled
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
2Service Execution
2Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Create or Modify System Process
5Windows Service
5Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Create or Modify System Process
5Windows Service
5Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
6Disable or Modify System Firewall
1Disable or Modify Tools
4Masquerading
1Match Legitimate Name or Location
1Modify Registry
7Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1