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General
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Target
2024-01-24_cc9b986fcb501461346edd3131020554_virlock
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Size
162KB
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Sample
240124-kmcw2secdp
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MD5
cc9b986fcb501461346edd3131020554
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SHA1
0dbbc3671e51ca8bd57470243952d7b3868236a8
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SHA256
c5d2be86cdcbf3e15a34ac88787f7f063b3bc5fc98543ad6480f43772a709f58
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SHA512
0703c33ea2e9e1c211559329981882a9a474f3726cc8276e6c016419dd243c61cebd03838eaf42af1c918e1e9c350d25947f4df344ff22e2e67579495ee9f12f
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SSDEEP
3072:KmTSmWIDZc7v9MPV8Z5qQerImx5Ybc2xknD0E1xnFQQWKmaWDh467AlJs:KmuY8v28ZqSTaGhz7ae
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_cc9b986fcb501461346edd3131020554_virlock.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_cc9b986fcb501461346edd3131020554_virlock.exe
Resource
win10v2004-20231222-en
Malware Config
Targets
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Target
2024-01-24_cc9b986fcb501461346edd3131020554_virlock
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Size
162KB
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MD5
cc9b986fcb501461346edd3131020554
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SHA1
0dbbc3671e51ca8bd57470243952d7b3868236a8
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SHA256
c5d2be86cdcbf3e15a34ac88787f7f063b3bc5fc98543ad6480f43772a709f58
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SHA512
0703c33ea2e9e1c211559329981882a9a474f3726cc8276e6c016419dd243c61cebd03838eaf42af1c918e1e9c350d25947f4df344ff22e2e67579495ee9f12f
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SSDEEP
3072:KmTSmWIDZc7v9MPV8Z5qQerImx5Ybc2xknD0E1xnFQQWKmaWDh467AlJs:KmuY8v28ZqSTaGhz7ae
Score10/10-
Modifies visibility of file extensions in Explorer
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Renames multiple (79) 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