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General
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Target
2024-03-07_f295fc7dddcb42db43ec324a13c18e57_virlock
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Size
253KB
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Sample
240307-kdepaage4y
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MD5
f295fc7dddcb42db43ec324a13c18e57
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SHA1
ba80bde535e362cfac856e1f144b703a70cc6f4f
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SHA256
095db4de3eb016ca57e320213845b7381fc23d9d774812ffb98eef6dee734864
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SHA512
5af223aefa8f96f52dbf4cb24027d9393bcff3980eed98a6cbea1027fad093155f203e066bb3a4126acc6202bff89d835cb8ce38394e51ce224d6e4dcac20feb
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SSDEEP
3072:mLm3QXJAZkAZjIru04xzeLubJlPIuoiy+1LDRrMi44JGlRAGD/bnDckVdNBh:mLFX07jawCKbSiy+1Rwi44AlRhDDD7h
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-07_f295fc7dddcb42db43ec324a13c18e57_virlock.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_f295fc7dddcb42db43ec324a13c18e57_virlock.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
2024-03-07_f295fc7dddcb42db43ec324a13c18e57_virlock
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Size
253KB
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MD5
f295fc7dddcb42db43ec324a13c18e57
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SHA1
ba80bde535e362cfac856e1f144b703a70cc6f4f
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SHA256
095db4de3eb016ca57e320213845b7381fc23d9d774812ffb98eef6dee734864
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SHA512
5af223aefa8f96f52dbf4cb24027d9393bcff3980eed98a6cbea1027fad093155f203e066bb3a4126acc6202bff89d835cb8ce38394e51ce224d6e4dcac20feb
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SSDEEP
3072:mLm3QXJAZkAZjIru04xzeLubJlPIuoiy+1LDRrMi44JGlRAGD/bnDckVdNBh:mLFX07jawCKbSiy+1Rwi44AlRhDDD7h
Score10/10-
Modifies visibility of file extensions in Explorer
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Renames multiple (91) 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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Drops file in System32 directory
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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
1