General
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Target
ef5532334e031270c5862192d8ea4339416d941ded10596485cc5715f23b03e0
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Size
745KB
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Sample
220425-ln231agafj
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MD5
b46c240f8b3f7c0c2c5609194bded44f
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SHA1
41bb89924e5a570f1dec84104950b14adcde6211
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SHA256
ef5532334e031270c5862192d8ea4339416d941ded10596485cc5715f23b03e0
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SHA512
2cf3ee37747a9d2a33274e9f9f083e22464b76bf922cf03de0189136540f8d44f7c0fd1546b51eaab90b827937e1dbb76bfebb445bb446360a243b68cded38f4
Static task
static1
Behavioral task
behavioral1
Sample
ef5532334e031270c5862192d8ea4339416d941ded10596485cc5715f23b03e0.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
ef5532334e031270c5862192d8ea4339416d941ded10596485cc5715f23b03e0
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Size
745KB
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MD5
b46c240f8b3f7c0c2c5609194bded44f
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SHA1
41bb89924e5a570f1dec84104950b14adcde6211
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SHA256
ef5532334e031270c5862192d8ea4339416d941ded10596485cc5715f23b03e0
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SHA512
2cf3ee37747a9d2a33274e9f9f083e22464b76bf922cf03de0189136540f8d44f7c0fd1546b51eaab90b827937e1dbb76bfebb445bb446360a243b68cded38f4
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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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