General
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Target
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad
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Size
1.5MB
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Sample
220306-bnqd4ahga5
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MD5
c3376b76d094ec9af26b125dceb9abab
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SHA1
42f96a7dda594cf5ba26c4c302366cca54a5e794
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SHA256
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad
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SHA512
1a1e11996f6407378ac1a758001e4d71508a3593862a8b4b26f764924f71ddb8e2ea66d67c3794d31e84274d23e355e93275151aff9a70134bb776b1fa3b040e
Static task
static1
Behavioral task
behavioral1
Sample
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad.exe
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad.exe
Resource
win10v2004-en-20220112
Malware Config
Extracted
http://myexternalip.com/raw
Targets
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Target
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad
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Size
1.5MB
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MD5
c3376b76d094ec9af26b125dceb9abab
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SHA1
42f96a7dda594cf5ba26c4c302366cca54a5e794
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SHA256
3a597442f34e7152c58866bb1a14ac03dd7ff2b59834fb93e8f44390c7b5caad
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SHA512
1a1e11996f6407378ac1a758001e4d71508a3593862a8b4b26f764924f71ddb8e2ea66d67c3794d31e84274d23e355e93275151aff9a70134bb776b1fa3b040e
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Matrix Ransomware
Targeted ransomware with information collection and encryption functionality.
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Modifies boot configuration data using bcdedit
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Blocklisted process makes network request
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Drops file in Drivers directory
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Executes dropped EXE
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Sets service image path in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Drops desktop.ini file(s)
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Sets desktop wallpaper using registry
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