General
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Target
4c275194febde4c6e48223b3b01d9a6d9ee76fe945264661f44c280ad4e5ef38
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Size
201KB
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Sample
220925-jt2y3sfbdr
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MD5
27c9f0dae2ce70169e4ae6178bdd0630
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SHA1
11d2f72f6f4784d68fbd07237d9b4910ad706514
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SHA256
4c275194febde4c6e48223b3b01d9a6d9ee76fe945264661f44c280ad4e5ef38
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SHA512
a059c9dadf8310e50111a953241abf59b65b21a5e163a95aab246193234774f714dc8135b61a19348045e8f4286b3d4e4b3536a10c16ff4c7343bad691cce84f
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SSDEEP
3072:ynUppLMOIVWN515+p59NQUq8hAoByMj9nMkz/PkIXx:XLoV6+p5AUq8O1Mjuk
Static task
static1
Behavioral task
behavioral1
Sample
4c275194febde4c6e48223b3b01d9a6d9ee76fe945264661f44c280ad4e5ef38.exe
Resource
win10-20220901-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.ofww
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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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Targets
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Target
4c275194febde4c6e48223b3b01d9a6d9ee76fe945264661f44c280ad4e5ef38
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Size
201KB
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MD5
27c9f0dae2ce70169e4ae6178bdd0630
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SHA1
11d2f72f6f4784d68fbd07237d9b4910ad706514
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SHA256
4c275194febde4c6e48223b3b01d9a6d9ee76fe945264661f44c280ad4e5ef38
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SHA512
a059c9dadf8310e50111a953241abf59b65b21a5e163a95aab246193234774f714dc8135b61a19348045e8f4286b3d4e4b3536a10c16ff4c7343bad691cce84f
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SSDEEP
3072:ynUppLMOIVWN515+p59NQUq8hAoByMj9nMkz/PkIXx:XLoV6+p5AUq8O1Mjuk
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Detected Djvu ransomware
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Detects Smokeloader packer
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Downloads MZ/PE file
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Executes dropped EXE
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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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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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