General
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Target
40fd94e35ce10c9ea329ec0d785f13b4ea10d48887e919d49725a925d5ee91ee
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Size
788KB
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Sample
220501-fvbazagfcn
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MD5
99e39d1858750b98f773754cbfc0cee2
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SHA1
5e538f2a31af80199467792e28e3998805938b72
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SHA256
40fd94e35ce10c9ea329ec0d785f13b4ea10d48887e919d49725a925d5ee91ee
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SHA512
742b92eb9451c822beb00a07827943ad63d1fedda74a276ed3a7c5ad8ee908c463814f777aec5fc35f934d70283f6862b1730bb697d4efa0af19c57e7440d096
Static task
static1
Behavioral task
behavioral1
Sample
40fd94e35ce10c9ea329ec0d785f13b4ea10d48887e919d49725a925d5ee91ee.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/test1/get.php
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extension
.ttii
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offline_id
w6IKbZ9nGWp1wM5W7MK8obmynSc0Hx2FVdvsSzt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
40fd94e35ce10c9ea329ec0d785f13b4ea10d48887e919d49725a925d5ee91ee
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Size
788KB
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MD5
99e39d1858750b98f773754cbfc0cee2
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SHA1
5e538f2a31af80199467792e28e3998805938b72
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SHA256
40fd94e35ce10c9ea329ec0d785f13b4ea10d48887e919d49725a925d5ee91ee
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SHA512
742b92eb9451c822beb00a07827943ad63d1fedda74a276ed3a7c5ad8ee908c463814f777aec5fc35f934d70283f6862b1730bb697d4efa0af19c57e7440d096
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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