General
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Target
1277c694442a92362494b95ec1272aa639b7df16f9ee758c15645aa4db785781
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Size
850KB
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Sample
211020-f2rarshegq
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MD5
d0e8bc1b656ec32a50812ceb07435343
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SHA1
ef1b1bedc2ecd2725c978d81a916004a0a1915ed
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SHA256
1277c694442a92362494b95ec1272aa639b7df16f9ee758c15645aa4db785781
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SHA512
dedcc72bace826efd383bc637b071fa08a25765e1625539b6cadafe85877b4873711a926b7be6776eda986da5ea129347c0be330305c728997a8cb64dada37f3
Static task
static1
Behavioral task
behavioral1
Sample
1277c694442a92362494b95ec1272aa639b7df16f9ee758c15645aa4db785781.exe
Resource
win10-en-20211014
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
1277c694442a92362494b95ec1272aa639b7df16f9ee758c15645aa4db785781
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Size
850KB
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MD5
d0e8bc1b656ec32a50812ceb07435343
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SHA1
ef1b1bedc2ecd2725c978d81a916004a0a1915ed
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SHA256
1277c694442a92362494b95ec1272aa639b7df16f9ee758c15645aa4db785781
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SHA512
dedcc72bace826efd383bc637b071fa08a25765e1625539b6cadafe85877b4873711a926b7be6776eda986da5ea129347c0be330305c728997a8cb64dada37f3
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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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