General
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Target
ddb812bd7d04292c9ad63018a677313a73317382f8a16ee6cec966be4e8ec41f
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Size
848KB
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Sample
210727-yfr9ynanc6
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MD5
ae6eccef35b2e40e3467de06e4427078
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SHA1
526117e54e07e3aec074d8c3199bbcc38180b002
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SHA256
ddb812bd7d04292c9ad63018a677313a73317382f8a16ee6cec966be4e8ec41f
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SHA512
a3bae3f82ea09821deece65e50810d9ffb948862cfd1cb5aba71ef15430a9441c7eeff93a54c4e158f518fa1f3a6014b169fad83c1b63fd16dedf7b7a22720d9
Malware Config
Extracted
vidar
39.7
517
https://shpak125.tumblr.com/
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profile_id
517
Targets
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Target
ddb812bd7d04292c9ad63018a677313a73317382f8a16ee6cec966be4e8ec41f
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Size
848KB
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MD5
ae6eccef35b2e40e3467de06e4427078
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SHA1
526117e54e07e3aec074d8c3199bbcc38180b002
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SHA256
ddb812bd7d04292c9ad63018a677313a73317382f8a16ee6cec966be4e8ec41f
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SHA512
a3bae3f82ea09821deece65e50810d9ffb948862cfd1cb5aba71ef15430a9441c7eeff93a54c4e158f518fa1f3a6014b169fad83c1b63fd16dedf7b7a22720d9
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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