General
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Target
2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39
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Size
756KB
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Sample
210728-hqlg9ayw2a
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MD5
5ecf258136b132a8c6ae40f3ef04a9cb
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SHA1
b730f27e736aea9baaf0dfa40674a7acbac8bcf3
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SHA256
2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39
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SHA512
8f80994e6887a77d9bc97211e0aaf3c0ad3cc640b78c782db64e1122616301821d6219a320619b64c8dee1200617c02da0d9d28134fd417b844403ac92ed488b
Malware Config
Extracted
vidar
39.7
517
https://shpak125.tumblr.com/
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profile_id
517
Targets
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Target
2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39
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Size
756KB
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MD5
5ecf258136b132a8c6ae40f3ef04a9cb
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SHA1
b730f27e736aea9baaf0dfa40674a7acbac8bcf3
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SHA256
2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39
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SHA512
8f80994e6887a77d9bc97211e0aaf3c0ad3cc640b78c782db64e1122616301821d6219a320619b64c8dee1200617c02da0d9d28134fd417b844403ac92ed488b
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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