General
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Target
cdc115a1848a3ef2e07d4ef2fb44a37dbf8948bc2e8649f743588c7cb752ceef
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Size
745KB
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Sample
211025-kyx2csgghq
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MD5
58c4c45d17d34fe53b41d7c42aed6fdc
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SHA1
f186b2abffa06dc9083fd8ab49ab3fabdd810be4
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SHA256
cdc115a1848a3ef2e07d4ef2fb44a37dbf8948bc2e8649f743588c7cb752ceef
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SHA512
837c337b7699132a9b7c5e696804541f7bc3e1f8f709d8fd43f6f066ae5a42324b728be54b31c57a2866a93bac34aa0e16825cf644902c0e812fa6d56a884feb
Static task
static1
Behavioral task
behavioral1
Sample
cdc115a1848a3ef2e07d4ef2fb44a37dbf8948bc2e8649f743588c7cb752ceef.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/lancer
Targets
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Target
cdc115a1848a3ef2e07d4ef2fb44a37dbf8948bc2e8649f743588c7cb752ceef
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Size
745KB
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MD5
58c4c45d17d34fe53b41d7c42aed6fdc
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SHA1
f186b2abffa06dc9083fd8ab49ab3fabdd810be4
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SHA256
cdc115a1848a3ef2e07d4ef2fb44a37dbf8948bc2e8649f743588c7cb752ceef
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SHA512
837c337b7699132a9b7c5e696804541f7bc3e1f8f709d8fd43f6f066ae5a42324b728be54b31c57a2866a93bac34aa0e16825cf644902c0e812fa6d56a884feb
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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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