General
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Target
3116fc48d99152af500d61530aaeae6e54417fab544464a9f3b2e44a271445a4
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Size
804KB
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Sample
211022-d3d1qabhhq
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MD5
5645efc0619fcbc9e1682885ec2e36d2
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SHA1
a6097c93fbe6b6ef6d6b24279d1a767875036a1e
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SHA256
3116fc48d99152af500d61530aaeae6e54417fab544464a9f3b2e44a271445a4
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SHA512
e4a5cfe688bcfc03008b706ce8ca05dd8a8f813046e997fb2c51110b670ffd312a20c67facbc74ad2b7805bdf6ad12566eae070e885312115385cfd7e0ab7cef
Static task
static1
Behavioral task
behavioral1
Sample
3116fc48d99152af500d61530aaeae6e54417fab544464a9f3b2e44a271445a4.exe
Resource
win10-en-20210920
Malware Config
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Extracted
djvu
http://rlrz.org/fhsgtsspen6
Targets
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Target
3116fc48d99152af500d61530aaeae6e54417fab544464a9f3b2e44a271445a4
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Size
804KB
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MD5
5645efc0619fcbc9e1682885ec2e36d2
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SHA1
a6097c93fbe6b6ef6d6b24279d1a767875036a1e
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SHA256
3116fc48d99152af500d61530aaeae6e54417fab544464a9f3b2e44a271445a4
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SHA512
e4a5cfe688bcfc03008b706ce8ca05dd8a8f813046e997fb2c51110b670ffd312a20c67facbc74ad2b7805bdf6ad12566eae070e885312115385cfd7e0ab7cef
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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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