General
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Target
3c36621f930d52f3d3c3b945d2a170e8.bin
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Size
776KB
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Sample
221019-wveamabfcm
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MD5
3c36621f930d52f3d3c3b945d2a170e8
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SHA1
a4d0e7abddebae01aeb83f588264509f51a12d00
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SHA256
96bb054e0871c8bf955a5cefef60b21ed2f83655c5098e6516074a22bacae5cd
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SHA512
31221483945bb2e9996342b997a3f240e30978ae3b3acf099c92f0ae35f21991af6ae55f737f5cc1bd2fba7041202382b01d6b5f7c154c49202b6d2c1f380dde
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SSDEEP
24576:GNrN+cutehdbTu8lrc72Idx46W6srDW7grVpSwwRp:G33bdPR9cqIdxWW7iVoRp
Static task
static1
Behavioral task
behavioral1
Sample
3c36621f930d52f3d3c3b945d2a170e8.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
3c36621f930d52f3d3c3b945d2a170e8.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/test3/get.php
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extension
.ofoq
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
55
517
https://t.me/truewallets
https://mas.to/@zara99
http://116.203.10.3:80
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profile_id
517
Targets
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Target
3c36621f930d52f3d3c3b945d2a170e8.bin
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Size
776KB
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MD5
3c36621f930d52f3d3c3b945d2a170e8
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SHA1
a4d0e7abddebae01aeb83f588264509f51a12d00
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SHA256
96bb054e0871c8bf955a5cefef60b21ed2f83655c5098e6516074a22bacae5cd
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SHA512
31221483945bb2e9996342b997a3f240e30978ae3b3acf099c92f0ae35f21991af6ae55f737f5cc1bd2fba7041202382b01d6b5f7c154c49202b6d2c1f380dde
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SSDEEP
24576:GNrN+cutehdbTu8lrc72Idx46W6srDW7grVpSwwRp:G33bdPR9cqIdxWW7iVoRp
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Detected Djvu ransomware
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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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