General
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Target
e9c5b6396a91553256817b830cf2d1fc509ba926754f007088add0698d152877
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Size
721KB
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Sample
210915-hfd5esdaep
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MD5
ec687802910d091a6538b620560eb07c
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SHA1
90181b23ddf06d2c570781295b9b3cf1c2aa651f
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SHA256
e9c5b6396a91553256817b830cf2d1fc509ba926754f007088add0698d152877
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SHA512
6c080beadc200da2dc392f2e77086f902eb6829c245b932f273e426a1964b435b66485d0d6e1336f955f072e0b71a824483829f226ca37834694b15fe5613684
Static task
static1
Behavioral task
behavioral1
Sample
e9c5b6396a91553256817b830cf2d1fc509ba926754f007088add0698d152877.exe
Resource
win10v20210408
Malware Config
Extracted
vidar
40.6
517
https://dimonbk83.tumblr.com/
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profile_id
517
Targets
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Target
e9c5b6396a91553256817b830cf2d1fc509ba926754f007088add0698d152877
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Size
721KB
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MD5
ec687802910d091a6538b620560eb07c
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SHA1
90181b23ddf06d2c570781295b9b3cf1c2aa651f
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SHA256
e9c5b6396a91553256817b830cf2d1fc509ba926754f007088add0698d152877
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SHA512
6c080beadc200da2dc392f2e77086f902eb6829c245b932f273e426a1964b435b66485d0d6e1336f955f072e0b71a824483829f226ca37834694b15fe5613684
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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)
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
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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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