General
- Target mkbqwxq1wgm730gn.exe
- Size 2.0MB
- Sample260728-xdz2fafl4v
- SHA256 4e2f91939cd45540b0c37997c59f9a451b3db4dd2c940948bb37e134e49ca641
- MD5 13f6ad2bed07b249f656261115c57d13
- SHA1 b4b87cca01063343e48dbaa75213ea4f5d170146
- SHA512 aae3f8b565718e593252ec91f1cd9226f3167eec6d7b9aa72f2470ebc0d43e7a8628c58b96cfc19a27894ffbf741b9ca206b81f4376781340fffc2d48f4a6028
- SSDEEP 12288:Ipn6rkwMqVBBPNP03IxixyWJ8FNcVSYJ9qwdE+cKX:fX3BFAIYEQ8Y7r/cK
- TLSH T17BA5083897918806D192367C0971D3B5E766AFC46112E327BBFBBCAF7E19197AC480D0
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
mkbqwxq1wgm730gn.exe
Resource
win10v2004-20260513-en
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
mkbqwxq1wgm730gn.exe
Resource
win11ltsc2024-20260709-en
15 signatures
150 seconds
Malware Config
Extracted
Family
-
sheetrat
Version
-
1.8
C2
-
fc31df12d-61247.portmap.host:61247
Targets
-
- Target mkbqwxq1wgm730gn.exe
- Size 2.0MB
- SHA256 4e2f91939cd45540b0c37997c59f9a451b3db4dd2c940948bb37e134e49ca641
- MD5 13f6ad2bed07b249f656261115c57d13
- SHA1 b4b87cca01063343e48dbaa75213ea4f5d170146
- SHA512 aae3f8b565718e593252ec91f1cd9226f3167eec6d7b9aa72f2470ebc0d43e7a8628c58b96cfc19a27894ffbf741b9ca206b81f4376781340fffc2d48f4a6028
- SSDEEP 12288:Ipn6rkwMqVBBPNP03IxixyWJ8FNcVSYJ9qwdE+cKX:fX3BFAIYEQ8Y7r/cK
- TLSH T17BA5083897918806D192367C0971D3B5E766AFC46112E327BBFBBCAF7E19197AC480D0
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Sheetrat obfuscated V1.8 and higher
Sheetrat aka NonEuclid RAT is a trojan written in C#.
-
Detects Sheetrat obfuscated version
-
Modifies WinLogon for persistence
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1