General
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Target
c0ba4896051f68ad4d25db30bef0b5ad5fa6bfc042754a87406c130442189970
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Size
804KB
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Sample
211022-atwbvsbhcp
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MD5
a5c1085eb6c3faf3c3b9d95ef667e379
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SHA1
fc35b3d54d148cf33d13457f010e1261e6f68139
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SHA256
c0ba4896051f68ad4d25db30bef0b5ad5fa6bfc042754a87406c130442189970
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SHA512
a475844428a4139c341f1b6e66a56d5bb2de16d8d92c55bc9a9b0457969a24ca8dbd800b7d7de1bcf8102145c5ca59932cbb9f3f43b22dc5c43c235d46367f7e
Static task
static1
Behavioral task
behavioral1
Sample
c0ba4896051f68ad4d25db30bef0b5ad5fa6bfc042754a87406c130442189970.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
c0ba4896051f68ad4d25db30bef0b5ad5fa6bfc042754a87406c130442189970
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Size
804KB
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MD5
a5c1085eb6c3faf3c3b9d95ef667e379
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SHA1
fc35b3d54d148cf33d13457f010e1261e6f68139
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SHA256
c0ba4896051f68ad4d25db30bef0b5ad5fa6bfc042754a87406c130442189970
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SHA512
a475844428a4139c341f1b6e66a56d5bb2de16d8d92c55bc9a9b0457969a24ca8dbd800b7d7de1bcf8102145c5ca59932cbb9f3f43b22dc5c43c235d46367f7e
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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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