General
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Target
b29b3da2b204e779ca94307e8beff2546c30cd9d3f027b1f52b85a3040a4c553
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Size
783KB
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Sample
230326-vax2kahc53
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MD5
438c524825fa5796932fc0b3e71c5530
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SHA1
f2078d3751e1c7df7c900be289051d0748ae22f7
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SHA256
b29b3da2b204e779ca94307e8beff2546c30cd9d3f027b1f52b85a3040a4c553
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SHA512
dce3be1cdcaaa75445b64b453d13e3909a85dde0f400918c3c87c482b22c30a9d73db2e8f61373d45464b498de39bdb79bbe440b4bd9f184c9693a5727c6b11e
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SSDEEP
24576:oG/6ioS907WNHFFIZB/o6kU2/6tfFu1N:oe07WzFI5F2yhA
Static task
static1
Behavioral task
behavioral1
Sample
b29b3da2b204e779ca94307e8beff2546c30cd9d3f027b1f52b85a3040a4c553.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.jypo
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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
b29b3da2b204e779ca94307e8beff2546c30cd9d3f027b1f52b85a3040a4c553
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Size
783KB
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MD5
438c524825fa5796932fc0b3e71c5530
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SHA1
f2078d3751e1c7df7c900be289051d0748ae22f7
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SHA256
b29b3da2b204e779ca94307e8beff2546c30cd9d3f027b1f52b85a3040a4c553
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SHA512
dce3be1cdcaaa75445b64b453d13e3909a85dde0f400918c3c87c482b22c30a9d73db2e8f61373d45464b498de39bdb79bbe440b4bd9f184c9693a5727c6b11e
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SSDEEP
24576:oG/6ioS907WNHFFIZB/o6kU2/6tfFu1N:oe07WzFI5F2yhA
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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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