General
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Target
cde80cf8ed061108e14fba48faf82b7915b137762e680d17b425b337803dc600
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Size
784KB
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Sample
220422-cv6v4aaeg7
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MD5
5f340bbe70df8fc8977e339195d9cca2
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SHA1
4885a1e4bc3c02d318b0b27fb5310be66ad611b4
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SHA256
cde80cf8ed061108e14fba48faf82b7915b137762e680d17b425b337803dc600
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SHA512
3a384238b78c4cd058e18f88c4bab23018e37a76f03baf62d7767dff25e5fff93db3ef359dced317fcf07fd5f659096b96f27a32818592ad8d8f8c92e2d79b2e
Static task
static1
Behavioral task
behavioral1
Sample
cde80cf8ed061108e14fba48faf82b7915b137762e680d17b425b337803dc600.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
cde80cf8ed061108e14fba48faf82b7915b137762e680d17b425b337803dc600
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Size
784KB
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MD5
5f340bbe70df8fc8977e339195d9cca2
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SHA1
4885a1e4bc3c02d318b0b27fb5310be66ad611b4
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SHA256
cde80cf8ed061108e14fba48faf82b7915b137762e680d17b425b337803dc600
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SHA512
3a384238b78c4cd058e18f88c4bab23018e37a76f03baf62d7767dff25e5fff93db3ef359dced317fcf07fd5f659096b96f27a32818592ad8d8f8c92e2d79b2e
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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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