General
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Target
409144d6041557a3a9545dd1dd4d06d9b6fbd736200299a08e33d9a9b4ac3e43
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Size
856KB
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Sample
211025-db5dlagdgk
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MD5
117d5bf618a97ff7409c23945f4786b6
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SHA1
fbeb0b3dab380e760040497e588326ad20faa68b
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SHA256
409144d6041557a3a9545dd1dd4d06d9b6fbd736200299a08e33d9a9b4ac3e43
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SHA512
f4053cbb42320fe4735e3035cf0f6dd39e504fa5ce4ef7ea091604d9f9149cd21933b0a53c5c19118a6b59aff5af81d9f444d77994ff87adcf19701cbf1e884b
Static task
static1
Behavioral task
behavioral1
Sample
409144d6041557a3a9545dd1dd4d06d9b6fbd736200299a08e33d9a9b4ac3e43.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/lancer
Targets
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Target
409144d6041557a3a9545dd1dd4d06d9b6fbd736200299a08e33d9a9b4ac3e43
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Size
856KB
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MD5
117d5bf618a97ff7409c23945f4786b6
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SHA1
fbeb0b3dab380e760040497e588326ad20faa68b
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SHA256
409144d6041557a3a9545dd1dd4d06d9b6fbd736200299a08e33d9a9b4ac3e43
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SHA512
f4053cbb42320fe4735e3035cf0f6dd39e504fa5ce4ef7ea091604d9f9149cd21933b0a53c5c19118a6b59aff5af81d9f444d77994ff87adcf19701cbf1e884b
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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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