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General
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Target
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572
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Size
11.8MB
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Sample
240521-j9xz3aed48
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MD5
381b8a02c7c20bedde20f97933a4a2e6
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SHA1
2bb6e6116cef9905a2ce8f2dd0b535229a0122ae
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SHA256
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572
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SHA512
fe7392e0c7632b8c26f96d509cde27d151382b41c74ed6ca5ac28c35e51ab467620edc4bc729dd283b26baf2a3754c07e40b31e260efab5c201ee17b8e1387a1
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SSDEEP
196608:9IJ6eA5cPmiRqfk0ScX/eBDv+cRc7A4Yn7WILy+aEkcGXe6bqmOIhJZEFIxgabSR:9f1xAcX/Or/M07neRJXe6basrSsgabI
Behavioral task
behavioral1
Sample
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572
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Size
11.8MB
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MD5
381b8a02c7c20bedde20f97933a4a2e6
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SHA1
2bb6e6116cef9905a2ce8f2dd0b535229a0122ae
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SHA256
651c927b53fd06ecaa5658c6708a6e669731bfb6621612b1da496aa0666b3572
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SHA512
fe7392e0c7632b8c26f96d509cde27d151382b41c74ed6ca5ac28c35e51ab467620edc4bc729dd283b26baf2a3754c07e40b31e260efab5c201ee17b8e1387a1
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SSDEEP
196608:9IJ6eA5cPmiRqfk0ScX/eBDv+cRc7A4Yn7WILy+aEkcGXe6bqmOIhJZEFIxgabSR:9f1xAcX/Or/M07neRJXe6basrSsgabI
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Detect Blackmoon payload
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Sets desktop wallpaper using registry
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Suspicious use of SetThreadContext
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