General
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Target
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1
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Size
771KB
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Sample
240425-h59ydsgg59
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MD5
871cf99b806dbc4a6cb38daca1c38512
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SHA1
6d5a4e9a12dead302cb0140b4480396d2361ee82
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SHA256
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1
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SHA512
4a74164bdf034ded638ae956c023201a25bccc845697769a7d2c327fc3559ef74647e89918362ad4a67e0751b77d2599c277768eb8b092a9a5fc6553fb18b2bb
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SSDEEP
12288:lrmrCOIhU/1TqrIXR9XBNkhlJ3z16xDaaVjnjgDGLSIlOaPhZVCL:lmrC29fzkdz16NJVnYwz5w
Static task
static1
Behavioral task
behavioral1
Sample
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1.exe
Resource
win11-20240412-en
Malware Config
Extracted
djvu
http://cajgtus.com/test2/get.php
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extension
.bgzq
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offline_id
Z6iwSvCoAt8T8K2ROxecuXHPNHv7eDyWrc8Ks7t1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://cajgtus.com/files/1/build3.exe
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ransomnote
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Targets
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Target
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1
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Size
771KB
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MD5
871cf99b806dbc4a6cb38daca1c38512
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SHA1
6d5a4e9a12dead302cb0140b4480396d2361ee82
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SHA256
aa9097db3b1a381ad8532cad055ba3a21b8993aae9ef57b84afc686369516fd1
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SHA512
4a74164bdf034ded638ae956c023201a25bccc845697769a7d2c327fc3559ef74647e89918362ad4a67e0751b77d2599c277768eb8b092a9a5fc6553fb18b2bb
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SSDEEP
12288:lrmrCOIhU/1TqrIXR9XBNkhlJ3z16xDaaVjnjgDGLSIlOaPhZVCL:lmrC29fzkdz16NJVnYwz5w
Score10/10-
Detected Djvu ransomware
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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