General
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Target
84ab394204185174c287d866eca916a94b3ea115eca7f13eeb259635344a47e8
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Size
758KB
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Sample
210728-7tjgpjcwlx
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MD5
cdd265c9e89c8ee1275a04ba474e6d30
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SHA1
378ed188fafffa5f04438456bd32db53a87c1f0f
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SHA256
84ab394204185174c287d866eca916a94b3ea115eca7f13eeb259635344a47e8
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SHA512
a9fa2f3b0f6de83cf2f0477fe4610f7188331b1e06c6650c5ac3bebcbd66f0c532cc38091f2e429e20dec2352d6d812668b7e4c6527bbd00856569b4d9eb4ff5
Malware Config
Extracted
vidar
39.7
517
https://shpak125.tumblr.com/
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profile_id
517
Targets
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Target
84ab394204185174c287d866eca916a94b3ea115eca7f13eeb259635344a47e8
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Size
758KB
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MD5
cdd265c9e89c8ee1275a04ba474e6d30
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SHA1
378ed188fafffa5f04438456bd32db53a87c1f0f
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SHA256
84ab394204185174c287d866eca916a94b3ea115eca7f13eeb259635344a47e8
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SHA512
a9fa2f3b0f6de83cf2f0477fe4610f7188331b1e06c6650c5ac3bebcbd66f0c532cc38091f2e429e20dec2352d6d812668b7e4c6527bbd00856569b4d9eb4ff5
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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