General
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Target
3cd20ea6315f61d14772c2dc8a4774750f95ebf6511989316e5f5bce906713f8
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Size
786KB
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Sample
231008-ve19sagg97
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MD5
0f53a380234b0ff0b17f962dc4ea23be
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SHA1
a72ac0a564f9034591c7120bdd44152e0855170d
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SHA256
3cd20ea6315f61d14772c2dc8a4774750f95ebf6511989316e5f5bce906713f8
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SHA512
df15ff679fa73a187346cb88d0ac751491f490c903999d0328439f916c7ef4dec7771399dcd8e13907e7e98af4d6f1192d65c83877b5a6a38077f643384b6357
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SSDEEP
12288:e3kuCgXOhtw8uJ03JINmbiQV22yNm+cK8DkkstNY3YaoZyDURc0xdTp2hlI1kQIK:btgXO3JW0DiMBOzZTKYaOVxdN2/I
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.mlwq
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offline_id
FjtJkuhRHnUARRt9GnbbgUTa6ErhJq4ZM668xSt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
5.9
b4fc4cd2d76417bf461814b9d989fcdb
https://steamcommunity.com/profiles/76561199557479327
https://t.me/grizmons
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profile_id_v2
b4fc4cd2d76417bf461814b9d989fcdb
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36 OPR/104.0.0.0
Targets
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Target
3cd20ea6315f61d14772c2dc8a4774750f95ebf6511989316e5f5bce906713f8
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Size
786KB
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MD5
0f53a380234b0ff0b17f962dc4ea23be
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SHA1
a72ac0a564f9034591c7120bdd44152e0855170d
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SHA256
3cd20ea6315f61d14772c2dc8a4774750f95ebf6511989316e5f5bce906713f8
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SHA512
df15ff679fa73a187346cb88d0ac751491f490c903999d0328439f916c7ef4dec7771399dcd8e13907e7e98af4d6f1192d65c83877b5a6a38077f643384b6357
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SSDEEP
12288:e3kuCgXOhtw8uJ03JINmbiQV22yNm+cK8DkkstNY3YaoZyDURc0xdTp2hlI1kQIK:btgXO3JW0DiMBOzZTKYaOVxdN2/I
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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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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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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