General
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Target
139ea2047724e65775ffa5b2386d4478962c73d2d177768120d390a8b0c9a574
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Size
725KB
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Sample
220423-j8lkmsbdd2
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MD5
14f9911afcff0842b91c562aab184254
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SHA1
ea480a10d4315220d561816c8801afc908b43eb7
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SHA256
139ea2047724e65775ffa5b2386d4478962c73d2d177768120d390a8b0c9a574
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SHA512
8ad3c193bddd722f3e254c5a0a7fadc755dab3a58a5eccf7d12656cb6d102b349ab61e6ae950214c887ca78a6c11732a9a337c7a3a57d02a077aeacfaadedc9b
Static task
static1
Behavioral task
behavioral1
Sample
139ea2047724e65775ffa5b2386d4478962c73d2d177768120d390a8b0c9a574.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dmay
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offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
139ea2047724e65775ffa5b2386d4478962c73d2d177768120d390a8b0c9a574
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Size
725KB
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MD5
14f9911afcff0842b91c562aab184254
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SHA1
ea480a10d4315220d561816c8801afc908b43eb7
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SHA256
139ea2047724e65775ffa5b2386d4478962c73d2d177768120d390a8b0c9a574
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SHA512
8ad3c193bddd722f3e254c5a0a7fadc755dab3a58a5eccf7d12656cb6d102b349ab61e6ae950214c887ca78a6c11732a9a337c7a3a57d02a077aeacfaadedc9b
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Detected Djvu ransomware
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Vidar Stealer
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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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