General
- Target xbswai41kldg7wbi.exe
- Size 503KB
- Sample260823-lfzmxafp4v
- SHA256 6c80412570c91ff41753c8b926ebd6bb95b10c4213318d0533e0d63bcd688b5f
- MD5 897551516feaabbacc4068de2306cbca
- SHA1 01bf914b11e4edb83f149f5ebfe9a46be5a21893
- SHA512 ec40a5fd569a9d515ffd6d321a1eb1b1e899ee20e48f6c66af395fae906c81592b28abd602484b923ede92c65994b82827b9da12e05694e8c3b4cbf25b2d319f
- SSDEEP 6144:RzC8DOg1FbDekAoaZERLHoR1G4p3trIZEtuqEsoXs3hm1fXlZq8os4sT+Yob6cU/:FpOgnDZKZEdoHxNIGt2q8ohUpZ
- TLSH T161B419253FA88E00D484257ECABE3609CB16E4F225026347370AF7A25D459DEDE6D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
xbswai41kldg7wbi.exe
Resource
win10v2004-20260513-en
Malware Config
Extracted
-
sheetrat
-
1.8
-
bore.pub:28897
Targets
-
- Target xbswai41kldg7wbi.exe
- Size 503KB
- SHA256 6c80412570c91ff41753c8b926ebd6bb95b10c4213318d0533e0d63bcd688b5f
- MD5 897551516feaabbacc4068de2306cbca
- SHA1 01bf914b11e4edb83f149f5ebfe9a46be5a21893
- SHA512 ec40a5fd569a9d515ffd6d321a1eb1b1e899ee20e48f6c66af395fae906c81592b28abd602484b923ede92c65994b82827b9da12e05694e8c3b4cbf25b2d319f
- SSDEEP 6144:RzC8DOg1FbDekAoaZERLHoR1G4p3trIZEtuqEsoXs3hm1fXlZq8os4sT+Yob6cU/:FpOgnDZKZEdoHxNIGt2q8ohUpZ
- TLSH T161B419253FA88E00D484257ECABE3609CB16E4F225026347370AF7A25D459DEDE6D3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Sheetrat obfuscated V1.8 and higher
Sheetrat aka NonEuclid RAT is a trojan written in C#.
-
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
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1