General
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Target
052332a308ed7bd9413164cbdaabca8ccb1e11cbd850648d4ba4c840e583be32
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Size
758KB
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Sample
210727-4qrc4t6m96
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MD5
d6bab3a0f4bdf4fc60a144b00df2f5c9
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SHA1
2e3ae7c41c9aadbfe78f26e7980cdfc6de759eb4
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SHA256
052332a308ed7bd9413164cbdaabca8ccb1e11cbd850648d4ba4c840e583be32
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SHA512
1d340913312ba11621ee758a80de3f7d90ab645df27c878abbdb30a4145c3f903e7ec612ea21e27460cacf4fba4c072e441cdabc8138e825bee4c8929c448c7b
Malware Config
Extracted
vidar
39.7
517
https://shpak125.tumblr.com/
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profile_id
517
Targets
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Target
052332a308ed7bd9413164cbdaabca8ccb1e11cbd850648d4ba4c840e583be32
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Size
758KB
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MD5
d6bab3a0f4bdf4fc60a144b00df2f5c9
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SHA1
2e3ae7c41c9aadbfe78f26e7980cdfc6de759eb4
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SHA256
052332a308ed7bd9413164cbdaabca8ccb1e11cbd850648d4ba4c840e583be32
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SHA512
1d340913312ba11621ee758a80de3f7d90ab645df27c878abbdb30a4145c3f903e7ec612ea21e27460cacf4fba4c072e441cdabc8138e825bee4c8929c448c7b
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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