General
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Target
8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654
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Size
658KB
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Sample
230217-t493jsfh4x
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MD5
7375916b97e3a069f050bb3f86944313
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SHA1
1097bce549a8a1d45ccf8bd3b1344e607e1f0cbe
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SHA256
8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654
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SHA512
97e5b87268de803bfd5a4daaf616813ea84ad037765574524174e041b4567940c9de539c7b3c8da3aaa72a64d71699cd8be9cda932ef331a8deb16d2d155da72
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SSDEEP
12288:M4BDCVv23SuBb+kwmkTq1mubUrbpjjJpynITGfQ831Ocy1Jla6Gt3oLCBHT:M4b3SuBtOTq1urNiITGfQ83mJ43oLCBz
Static task
static1
Behavioral task
behavioral1
Sample
8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://jiqaz.com/lancer/get.php
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extension
.hhoo
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offline_id
dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.5
19
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profile_id
19
Targets
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Target
8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654
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Size
658KB
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MD5
7375916b97e3a069f050bb3f86944313
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SHA1
1097bce549a8a1d45ccf8bd3b1344e607e1f0cbe
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SHA256
8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654
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SHA512
97e5b87268de803bfd5a4daaf616813ea84ad037765574524174e041b4567940c9de539c7b3c8da3aaa72a64d71699cd8be9cda932ef331a8deb16d2d155da72
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SSDEEP
12288:M4BDCVv23SuBb+kwmkTq1mubUrbpjjJpynITGfQ831Ocy1Jla6Gt3oLCBHT:M4b3SuBtOTq1urNiITGfQ83mJ43oLCBz
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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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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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