General
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Target
e66bafd69d96e112cc98532b1a963d8ea7e7813a45d612c9328899d9ac46d038
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Size
845KB
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Sample
211128-w6rp4aaccr
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MD5
f49070dc83a98256d5992393c32edb4f
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SHA1
afd120a99902db2141c99212183d5e2f652204c5
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SHA256
e66bafd69d96e112cc98532b1a963d8ea7e7813a45d612c9328899d9ac46d038
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SHA512
bd1e4803ed66951f85a49bae4c09aed6ec7881b5c9aa7d5f7669b1b50c9fdfd34c0b1441ad614541b19858e297d6f7b0c115b13e3245d5987d20ecee60596f1a
Malware Config
Extracted
djvu
http://tzgl.org/lancer/get.php
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extension
.robm
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offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
48.7
517
https://mstdn.social/@anapa
https://mastodon.social/@mniami
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profile_id
517
Targets
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Target
e66bafd69d96e112cc98532b1a963d8ea7e7813a45d612c9328899d9ac46d038
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Size
845KB
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MD5
f49070dc83a98256d5992393c32edb4f
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SHA1
afd120a99902db2141c99212183d5e2f652204c5
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SHA256
e66bafd69d96e112cc98532b1a963d8ea7e7813a45d612c9328899d9ac46d038
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SHA512
bd1e4803ed66951f85a49bae4c09aed6ec7881b5c9aa7d5f7669b1b50c9fdfd34c0b1441ad614541b19858e297d6f7b0c115b13e3245d5987d20ecee60596f1a
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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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