General
- Target WinLock.exe
- Size 5.1MB
- Sample260826-tw6p6aec53
- SHA256 b56e71852026b88dd85aee71fab03971b195cc078e2acf70ec19e1b81231ce62
- MD5 a4e0f0ceae386780b27d143a76c1a4c2
- SHA1 8bf9c211caef85ffdcf6e26e24908b7850bdadba
- SHA512 8b50075ce0c9f0c1aa8bf740f6b2d1ab3bc6ec55dd32859e786ffa0402cf7c1dc9491137255156fbcc8d272074e8cc001de5c9667e29e529df6cd789da9a0dbd
- SSDEEP 98304:eDl9celpkV8hSJrWoNoIoLCae0ZXvgC2B/ey:eLblpkV8hWrWKoIOpTfgC
- TLSH T1D136338A5AB3377FF02E4A396D3B25D0D2F27A485510D8CF88ACEAD455AFA421F05707
- 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
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target WinLock.exe
- Size 5.1MB
- SHA256 b56e71852026b88dd85aee71fab03971b195cc078e2acf70ec19e1b81231ce62
- MD5 a4e0f0ceae386780b27d143a76c1a4c2
- SHA1 8bf9c211caef85ffdcf6e26e24908b7850bdadba
- SHA512 8b50075ce0c9f0c1aa8bf740f6b2d1ab3bc6ec55dd32859e786ffa0402cf7c1dc9491137255156fbcc8d272074e8cc001de5c9667e29e529df6cd789da9a0dbd
- SSDEEP 98304:eDl9celpkV8hSJrWoNoIoLCae0ZXvgC2B/ey:eLblpkV8hWrWKoIOpTfgC
- TLSH T1D136338A5AB3377FF02E4A396D3B25D0D2F27A485510D8CF88ACEAD455AFA421F05707
- 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