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General
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Target
2024-06-24_53a32a986cfc4b18a304933cb020c464_virlock
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Size
110KB
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Sample
240624-mj7ncsxeng
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MD5
53a32a986cfc4b18a304933cb020c464
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SHA1
9bd80e1ea6db25cde4c9a6875ddc9268d82e308d
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SHA256
260344e308e8c79176b2977435e4878b150ae108ec3314ec5be07cd32139c643
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SHA512
f91521abab684d7e7e906389095d655fb8d44c901c160045016bde7c6fe1f3cbd389cffc11090db753ae7fd3bcb33d9814e0b30d16cc7bd908a4a160995cb2da
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SSDEEP
3072:CoS4wVGQkKPz2fMfqr59JdxavuQyIqiIrINkBH8dE:CdVvCMMdEvuQyBiIrskBHg
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-24_53a32a986cfc4b18a304933cb020c464_virlock.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-24_53a32a986cfc4b18a304933cb020c464_virlock.exe
Resource
win10v2004-20240611-en
Malware Config
Targets
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Target
2024-06-24_53a32a986cfc4b18a304933cb020c464_virlock
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Size
110KB
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MD5
53a32a986cfc4b18a304933cb020c464
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SHA1
9bd80e1ea6db25cde4c9a6875ddc9268d82e308d
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SHA256
260344e308e8c79176b2977435e4878b150ae108ec3314ec5be07cd32139c643
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SHA512
f91521abab684d7e7e906389095d655fb8d44c901c160045016bde7c6fe1f3cbd389cffc11090db753ae7fd3bcb33d9814e0b30d16cc7bd908a4a160995cb2da
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SSDEEP
3072:CoS4wVGQkKPz2fMfqr59JdxavuQyIqiIrINkBH8dE:CdVvCMMdEvuQyBiIrskBHg
Score10/10-
Modifies visibility of file extensions in Explorer
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Renames multiple (76) 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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Deletes itself
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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