General
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Target
5346f762e80ed98598d7c6913ba78b256f9d1d09e9861555e66196b056991139
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Size
727KB
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Sample
220425-byltnaeddl
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MD5
a5b858aac31b530463f20a564798d669
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SHA1
b97235ffa1559b85de5c53503681443eb4cef60c
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SHA256
5346f762e80ed98598d7c6913ba78b256f9d1d09e9861555e66196b056991139
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SHA512
dccca03b8f3b925d7493bc7281df20e52d5ede25e44104e08816188170dd0f188f24842cd10c9a8787ec35fd539f996f7c73db59ecede848b6fef57d09283afa
Static task
static1
Behavioral task
behavioral1
Sample
5346f762e80ed98598d7c6913ba78b256f9d1d09e9861555e66196b056991139.exe
Resource
win10-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/test1/get.php
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extension
.msjd
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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
5346f762e80ed98598d7c6913ba78b256f9d1d09e9861555e66196b056991139
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Size
727KB
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MD5
a5b858aac31b530463f20a564798d669
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SHA1
b97235ffa1559b85de5c53503681443eb4cef60c
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SHA256
5346f762e80ed98598d7c6913ba78b256f9d1d09e9861555e66196b056991139
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SHA512
dccca03b8f3b925d7493bc7281df20e52d5ede25e44104e08816188170dd0f188f24842cd10c9a8787ec35fd539f996f7c73db59ecede848b6fef57d09283afa
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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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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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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