General
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Target
6945989edb1edb2a08681de9900c3b589250a83d7017f8b1de2bcdebe288d767
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Size
848KB
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Sample
210727-2eyc75wzns
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MD5
c205b46cf9b71ea1fcb6b2f5996d5a8d
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SHA1
889e3ddc3904718a889176ca8239e28068f9308a
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SHA256
6945989edb1edb2a08681de9900c3b589250a83d7017f8b1de2bcdebe288d767
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SHA512
f047f19d0dfe45abd43867a3f0efe827abb81d3fb8d9c78ade98b63d2f88e4da2b4b9b41e94e43ac08c8ac4ea50981f52b2b85ce51c1a6c410bf4cf3c4110f29
Malware Config
Extracted
vidar
39.7
517
https://shpak125.tumblr.com/
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profile_id
517
Targets
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Target
6945989edb1edb2a08681de9900c3b589250a83d7017f8b1de2bcdebe288d767
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Size
848KB
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MD5
c205b46cf9b71ea1fcb6b2f5996d5a8d
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SHA1
889e3ddc3904718a889176ca8239e28068f9308a
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SHA256
6945989edb1edb2a08681de9900c3b589250a83d7017f8b1de2bcdebe288d767
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SHA512
f047f19d0dfe45abd43867a3f0efe827abb81d3fb8d9c78ade98b63d2f88e4da2b4b9b41e94e43ac08c8ac4ea50981f52b2b85ce51c1a6c410bf4cf3c4110f29
Score10/10-
Vidar
Vidar is an infostealer based on Arkei stealer.
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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)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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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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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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