General
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Target
ab84140b9ae9b26825ad77b3a5d998b090425bc808faef476411c640e83746c5
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Size
859KB
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Sample
211020-yhkyraadgj
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MD5
32e8196dd41400101a13932d7ec3b71e
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SHA1
0bd0b027f34a58d602b5a7a581dc8802df0fd6f3
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SHA256
ab84140b9ae9b26825ad77b3a5d998b090425bc808faef476411c640e83746c5
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SHA512
f1289d52acea56ab66aeff19805bd5dc9c8421a3f549919acbbdd8fb6e3cc0627aee69c173ad229323d70f5d61d8d5edb743824476952b354f08f902bbf36df1
Static task
static1
Behavioral task
behavioral1
Sample
ab84140b9ae9b26825ad77b3a5d998b090425bc808faef476411c640e83746c5.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
ab84140b9ae9b26825ad77b3a5d998b090425bc808faef476411c640e83746c5
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Size
859KB
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MD5
32e8196dd41400101a13932d7ec3b71e
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SHA1
0bd0b027f34a58d602b5a7a581dc8802df0fd6f3
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SHA256
ab84140b9ae9b26825ad77b3a5d998b090425bc808faef476411c640e83746c5
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SHA512
f1289d52acea56ab66aeff19805bd5dc9c8421a3f549919acbbdd8fb6e3cc0627aee69c173ad229323d70f5d61d8d5edb743824476952b354f08f902bbf36df1
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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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