General
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Target
bb50635c15fc3955627a8751e9a757853b7bdefcfe9d81da2983c05dc2a32aa3
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Size
810KB
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Sample
220422-ta5kzaaaap
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MD5
aac3b44ca1d14c274fcfe07fc02a8218
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SHA1
923bea39f27d7c8d3b78591854a28d372f6933a8
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SHA256
bb50635c15fc3955627a8751e9a757853b7bdefcfe9d81da2983c05dc2a32aa3
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SHA512
5a67dae34b2a30a609833f6760c292b676fc9b8c2add9c4fb4f124fc2eee9ce122a656a40a9e67239b1f8b5219ec9de44c2ff2d58024db4ea454217632fc92f8
Static task
static1
Behavioral task
behavioral1
Sample
bb50635c15fc3955627a8751e9a757853b7bdefcfe9d81da2983c05dc2a32aa3.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
bb50635c15fc3955627a8751e9a757853b7bdefcfe9d81da2983c05dc2a32aa3
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Size
810KB
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MD5
aac3b44ca1d14c274fcfe07fc02a8218
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SHA1
923bea39f27d7c8d3b78591854a28d372f6933a8
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SHA256
bb50635c15fc3955627a8751e9a757853b7bdefcfe9d81da2983c05dc2a32aa3
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SHA512
5a67dae34b2a30a609833f6760c292b676fc9b8c2add9c4fb4f124fc2eee9ce122a656a40a9e67239b1f8b5219ec9de44c2ff2d58024db4ea454217632fc92f8
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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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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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