General
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Target
df0b3ec1c6807a02e50a3d34da780205ad2fefcfafab2d0d288d2c77df9cfc96
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Size
719KB
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Sample
220925-j64cnsfbgq
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MD5
c90cc1fc23bbbef862dfbbbb097d1400
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SHA1
d8f14225ab6d863af6df876896bcfa53bd77d1d7
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SHA256
df0b3ec1c6807a02e50a3d34da780205ad2fefcfafab2d0d288d2c77df9cfc96
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SHA512
f2b4965eb61e98fd1a8f336cfd17c9bc6a7f9892951ed70406e5feb118556629c68a36c5093ff2d15c1ac0dd3b1c00860681f41693368b5a7f672e19f5613a41
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SSDEEP
12288:ImRcMjKyugkNnD978VaWOSu5Kp8jrUTv25qpm:VcjZ7FWOSd62vHpm
Static task
static1
Behavioral task
behavioral1
Sample
df0b3ec1c6807a02e50a3d34da780205ad2fefcfafab2d0d288d2c77df9cfc96.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
df0b3ec1c6807a02e50a3d34da780205ad2fefcfafab2d0d288d2c77df9cfc96
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Size
719KB
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MD5
c90cc1fc23bbbef862dfbbbb097d1400
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SHA1
d8f14225ab6d863af6df876896bcfa53bd77d1d7
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SHA256
df0b3ec1c6807a02e50a3d34da780205ad2fefcfafab2d0d288d2c77df9cfc96
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SHA512
f2b4965eb61e98fd1a8f336cfd17c9bc6a7f9892951ed70406e5feb118556629c68a36c5093ff2d15c1ac0dd3b1c00860681f41693368b5a7f672e19f5613a41
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SSDEEP
12288:ImRcMjKyugkNnD978VaWOSu5Kp8jrUTv25qpm:VcjZ7FWOSd62vHpm
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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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