General
- Target WinLock.exe
- Size 5.1MB
- Sample260826-vnb19aed77
- SHA256 677dd9b1eedf53107fdf25be352a13f3ef3c7a7ccc7089f5febbf4251257b0ed
- MD5 ec82b07ce8b7fdf863a47697407cca48
- SHA1 e526e8e015cb5ec272a9ed31109fea2dcc363d08
- SHA512 9e29ce679906ba538f06e4c81a547040845c5247b5708cb1767449a9bdf580f034b1ccb44697e29b2c05bad5cf18462f8c2f44590aae0a7bc761636f02f60d38
- SSDEEP 98304:iDl9celpkV8hSJrWoNoIoLCae0ZXvgC2B/ey:iLblpkV8hWrWKoIOpTfgC
- TLSH T1FF36338A5AB3377FF02E4A396D3B25D0D2F26A485510D8CF88ACEAD055EFA421F05717
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
WinLock.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
WinLock.exe
Resource
win11ltsc2024-20260710-en
Malware Config
Targets
-
- Target WinLock.exe
- Size 5.1MB
- SHA256 677dd9b1eedf53107fdf25be352a13f3ef3c7a7ccc7089f5febbf4251257b0ed
- MD5 ec82b07ce8b7fdf863a47697407cca48
- SHA1 e526e8e015cb5ec272a9ed31109fea2dcc363d08
- SHA512 9e29ce679906ba538f06e4c81a547040845c5247b5708cb1767449a9bdf580f034b1ccb44697e29b2c05bad5cf18462f8c2f44590aae0a7bc761636f02f60d38
- SSDEEP 98304:iDl9celpkV8hSJrWoNoIoLCae0ZXvgC2B/ey:iLblpkV8hWrWKoIOpTfgC
- TLSH T1FF36338A5AB3377FF02E4A396D3B25D0D2F26A485510D8CF88ACEAD055EFA421F05717
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies WinLogon for persistence
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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Drops desktop.ini file(s)
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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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Power Settings
powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.
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Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
1Accessibility Features
1Power Settings
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
1Accessibility Features
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1