General
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Target
4ec6ed85e38a9f813e62bf38aab26cc469ba15079391f1a13a84485a2bc307f5
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Size
762KB
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Sample
211014-glk99agbeq
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MD5
af5ef12f4ab67645a8594e7621dc3a83
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SHA1
7d6670d411b44ccd6a1a712bf709cde73bf34b0a
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SHA256
4ec6ed85e38a9f813e62bf38aab26cc469ba15079391f1a13a84485a2bc307f5
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SHA512
a9a437264a891dcc58d63f853d7819247ff8b92c1f1c80cfa7b8ae22a46e73cf158930c352d2b42352203a514d59c2028444e262fb3f3281306e18ae39c30142
Static task
static1
Behavioral task
behavioral1
Sample
4ec6ed85e38a9f813e62bf38aab26cc469ba15079391f1a13a84485a2bc307f5.exe
Resource
win10-en-20210920
Malware Config
Extracted
vidar
41.3
517
https://mas.to/@oleg98
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profile_id
517
Extracted
djvu
http://rlrz.org/fhsgtsspen6
Targets
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Target
4ec6ed85e38a9f813e62bf38aab26cc469ba15079391f1a13a84485a2bc307f5
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Size
762KB
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MD5
af5ef12f4ab67645a8594e7621dc3a83
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SHA1
7d6670d411b44ccd6a1a712bf709cde73bf34b0a
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SHA256
4ec6ed85e38a9f813e62bf38aab26cc469ba15079391f1a13a84485a2bc307f5
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SHA512
a9a437264a891dcc58d63f853d7819247ff8b92c1f1c80cfa7b8ae22a46e73cf158930c352d2b42352203a514d59c2028444e262fb3f3281306e18ae39c30142
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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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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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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