General
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Target
2024052200a67817e034a241f53f4bfc98672872virlock
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Size
544KB
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Sample
240522-wg2trsba3x
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MD5
00a67817e034a241f53f4bfc98672872
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SHA1
0439d8817651eb5faebf046bd7ac7b119a0c8bf8
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SHA256
22bc4190adf5e8a46154b2de7dfd58be36bf56bd364f811ee2cbcb4f0d417d22
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SHA512
9b9b4f2412349de8039e39d9a92bd7e7efa1b8f8cc14a2f8883ae6eaeca1d3f9091ec34ceda7a4deb95df973f800256890c47db0738a28c9d6936f422c3ef23b
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SSDEEP
12288:nxGCLnxQp/SRGgD7AtpYCJf8van5S/6VKCoH4ZAGFAuPR:nLlQp/kuYC58IPgCfZBF9Z
Static task
static1
Behavioral task
behavioral1
Sample
2024052200a67817e034a241f53f4bfc98672872virlock.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024052200a67817e034a241f53f4bfc98672872virlock.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024052200a67817e034a241f53f4bfc98672872virlock
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Size
544KB
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MD5
00a67817e034a241f53f4bfc98672872
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SHA1
0439d8817651eb5faebf046bd7ac7b119a0c8bf8
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SHA256
22bc4190adf5e8a46154b2de7dfd58be36bf56bd364f811ee2cbcb4f0d417d22
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SHA512
9b9b4f2412349de8039e39d9a92bd7e7efa1b8f8cc14a2f8883ae6eaeca1d3f9091ec34ceda7a4deb95df973f800256890c47db0738a28c9d6936f422c3ef23b
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SSDEEP
12288:nxGCLnxQp/SRGgD7AtpYCJf8van5S/6VKCoH4ZAGFAuPR:nLlQp/kuYC58IPgCfZBF9Z
Score10/10-
Modifies visibility of file extensions in Explorer
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Renames multiple (52) 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 Matrix ATT&CK v13
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1