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General
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Target
30c417c811d92eb4ca47f1c1d526e6d1580a3fcfe221e360dd9394dbd5ba6db6
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Size
647KB
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Sample
220927-a1aczaddcl
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MD5
c1bf55712269a7da0bc3d94225b97240
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SHA1
e1bf38a36df2c42af329cfa4f5e2caa52843a7dd
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SHA256
30c417c811d92eb4ca47f1c1d526e6d1580a3fcfe221e360dd9394dbd5ba6db6
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SHA512
0e667a204d258cef08391f975261fc49063c83de96e806f72a320b534b93e1cfd6013b9a4e56c0d8abb56d115644a7e686ec33ac978c6248f13b3e2e3b3dda02
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SSDEEP
12288:XOnidWRBe5EOVNzo4BDlUWaBIDO0HyOZFpNH6arrr570SdrUHY8y9NBQUUaYMrwI:+nGWRBe5TPYWaC/yIpvrrd70SNUHY3QE
Static task
static1
Behavioral task
behavioral1
Sample
30c417c811d92eb4ca47f1c1d526e6d1580a3fcfe221e360dd9394dbd5ba6db6.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/test1/get.php
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extension
.oflg
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.6
517
https://t.me/huobiinside
https://mas.to/@kyriazhs1975
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profile_id
517
Targets
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Target
30c417c811d92eb4ca47f1c1d526e6d1580a3fcfe221e360dd9394dbd5ba6db6
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Size
647KB
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MD5
c1bf55712269a7da0bc3d94225b97240
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SHA1
e1bf38a36df2c42af329cfa4f5e2caa52843a7dd
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SHA256
30c417c811d92eb4ca47f1c1d526e6d1580a3fcfe221e360dd9394dbd5ba6db6
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SHA512
0e667a204d258cef08391f975261fc49063c83de96e806f72a320b534b93e1cfd6013b9a4e56c0d8abb56d115644a7e686ec33ac978c6248f13b3e2e3b3dda02
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SSDEEP
12288:XOnidWRBe5EOVNzo4BDlUWaBIDO0HyOZFpNH6arrr570SdrUHY8y9NBQUUaYMrwI:+nGWRBe5TPYWaC/yIpvrrd70SNUHY3QE
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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