General
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Target
8009568cd91a2ce83d1952756d712f038cfc1145d890cb94ca9c6234a936820d
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Size
803KB
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Sample
230328-q9a9mada6y
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MD5
3b4e35fa4aeb88ce385df0c90cb4a17d
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SHA1
218527539255318d35c92680b8876dc70f3a8242
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SHA256
8009568cd91a2ce83d1952756d712f038cfc1145d890cb94ca9c6234a936820d
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SHA512
8010b0e3b70677eb31e8cdf293c3dda7c37c1d7ecc1ee329d59eb37dcb25c0fd3c739890f6b3dfe8c76ff3dd9df6eb0bbbd2e8517e8b8e74d2b5df7706d9d09d
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SSDEEP
24576:XIrDJDjyy7Ba1WRmPOAQulyxX47pftQQWE:XIBD2y+WmOUsoR
Static task
static1
Behavioral task
behavioral1
Sample
8009568cd91a2ce83d1952756d712f038cfc1145d890cb94ca9c6234a936820d.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.jyos
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offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
3.1
00d92484c9b27bc8482a2cc94cacc508
https://steamcommunity.com/profiles/76561199472266392
https://t.me/tabootalks
http://135.181.26.183:80
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profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Targets
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Target
8009568cd91a2ce83d1952756d712f038cfc1145d890cb94ca9c6234a936820d
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Size
803KB
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MD5
3b4e35fa4aeb88ce385df0c90cb4a17d
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SHA1
218527539255318d35c92680b8876dc70f3a8242
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SHA256
8009568cd91a2ce83d1952756d712f038cfc1145d890cb94ca9c6234a936820d
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SHA512
8010b0e3b70677eb31e8cdf293c3dda7c37c1d7ecc1ee329d59eb37dcb25c0fd3c739890f6b3dfe8c76ff3dd9df6eb0bbbd2e8517e8b8e74d2b5df7706d9d09d
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SSDEEP
24576:XIrDJDjyy7Ba1WRmPOAQulyxX47pftQQWE:XIBD2y+WmOUsoR
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Detected Djvu ransomware
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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