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General
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Target
2024-08-26_0d0d6648016525daf17e9f8a0d1367c9_virlock
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Size
564KB
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Sample
240826-a5sp4sxajm
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MD5
0d0d6648016525daf17e9f8a0d1367c9
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SHA1
bfeb2e122b7c81b22711b090b25edf174176602e
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SHA256
0608f6e317cb1b0de3c8c4020ff589e885e9c27adf25574747390b64696a2c9e
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SHA512
024bec6c10ac6c95f01e36e0389dc0a4daf020297a4a2ab7842b477e9e24187fbd01a6e2ece875bf463fd18c0a4f3aba218d0fa9c3dbdeb08e59b89fb97258ab
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SSDEEP
12288:UkSrlR7qdx2LvMiGxHUlTVQ9xBVRyd7L:FSBpqdx2LWHUlTqBK1L
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-26_0d0d6648016525daf17e9f8a0d1367c9_virlock.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-26_0d0d6648016525daf17e9f8a0d1367c9_virlock.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
2024-08-26_0d0d6648016525daf17e9f8a0d1367c9_virlock
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Size
564KB
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MD5
0d0d6648016525daf17e9f8a0d1367c9
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SHA1
bfeb2e122b7c81b22711b090b25edf174176602e
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SHA256
0608f6e317cb1b0de3c8c4020ff589e885e9c27adf25574747390b64696a2c9e
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SHA512
024bec6c10ac6c95f01e36e0389dc0a4daf020297a4a2ab7842b477e9e24187fbd01a6e2ece875bf463fd18c0a4f3aba218d0fa9c3dbdeb08e59b89fb97258ab
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SSDEEP
12288:UkSrlR7qdx2LvMiGxHUlTVQ9xBVRyd7L:FSBpqdx2LWHUlTqBK1L
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Modifies visibility of file extensions in Explorer
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Renames multiple (92) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4