General
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Target
18674e2673ed1505d36f4477b6ef22b52ead00f78bce648f086387a2b849fb1e
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Size
796KB
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Sample
220429-3cam2saefr
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MD5
c376427053392565ca773b152741e70a
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SHA1
8c70071289b35d7ad3f719931a371f52ca1ed27f
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SHA256
18674e2673ed1505d36f4477b6ef22b52ead00f78bce648f086387a2b849fb1e
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SHA512
d59c8e411e8bebf1a95f1b2f50de15ae56968fea17308ef191240fa17bfa72799f06a30cf5a95cce4ac4297894f2bdd3406c4a607569a507f71676d2689258fd
Malware Config
Extracted
djvu
http://fuyt.org/test1/get.php
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extension
.jhbg
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offline_id
u8l8S1WNPrtypqzE5TnCErdyo7HLDDCUTJi8Vbt1
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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
18674e2673ed1505d36f4477b6ef22b52ead00f78bce648f086387a2b849fb1e
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Size
796KB
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MD5
c376427053392565ca773b152741e70a
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SHA1
8c70071289b35d7ad3f719931a371f52ca1ed27f
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SHA256
18674e2673ed1505d36f4477b6ef22b52ead00f78bce648f086387a2b849fb1e
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SHA512
d59c8e411e8bebf1a95f1b2f50de15ae56968fea17308ef191240fa17bfa72799f06a30cf5a95cce4ac4297894f2bdd3406c4a607569a507f71676d2689258fd
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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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