General
- Target WinLock.exe
- Size 196KB
- Sample260819-vt1a2ayfre
- SHA256 8a5b33f6eb04626cc82b922a2b91c389c6314e7ca3a144b3bd08f17ae170f931
- MD5 b8dc2090fb85701448b75ecba9a759aa
- SHA1 57aba1de9b2973e01bc1fc5562f7b9f89336c3a9
- SHA512 c189f2f32134c29096456676a34a27f01f42216cee5d890e3e3df1e1bd2c76fdeef92faaabd3b227a3eb5ee7422cbd9ad11b550f6ee58be49f379003f9e47a28
- SSDEEP 6144:GD8A/ehUOqxaPB6WUSPbDddNSCpMW90KImQiXnhbsew:G4AwUOqxaPssvj
- TLSH T1D414385813AB897DD63D237EE0A1110507F46227C603E35E9EE5E4F95E2B313AB12B87
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
WinLock.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
WinLock.exe
Resource
win10ltsc2021-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral3
Sample
WinLock.exe
Resource
win11-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral4
Sample
WinLock.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
Malware Config
Targets
-
- Target WinLock.exe
- Size 196KB
- SHA256 8a5b33f6eb04626cc82b922a2b91c389c6314e7ca3a144b3bd08f17ae170f931
- MD5 b8dc2090fb85701448b75ecba9a759aa
- SHA1 57aba1de9b2973e01bc1fc5562f7b9f89336c3a9
- SHA512 c189f2f32134c29096456676a34a27f01f42216cee5d890e3e3df1e1bd2c76fdeef92faaabd3b227a3eb5ee7422cbd9ad11b550f6ee58be49f379003f9e47a28
- SSDEEP 6144:GD8A/ehUOqxaPB6WUSPbDddNSCpMW90KImQiXnhbsew:G4AwUOqxaPssvj
- TLSH T1D414385813AB897DD63D237EE0A1110507F46227C603E35E9EE5E4F95E2B313AB12B87
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Modifies WinLogon for persistence
-
Adds Run key to start application
-
Drops desktop.ini file(s)
-
Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2