Analysis
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max time kernel
7s -
max time network
7s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241023-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
02-11-2024 13:48
Behavioral task
behavioral1
Sample
knockdown.exe
Resource
win10ltsc2021-20241023-en
9 signatures
150 seconds
General
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Target
knockdown.exe
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Size
38KB
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MD5
9b571882a40ac5ff15a5b58dc428164e
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SHA1
dbc149eeabd1aa7abd409a7ca20dd61009c99b01
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SHA256
a198b0780c41e0ebac9a8873eebcf790c547477f7dafa31d0252b0fe9fa33747
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SHA512
bb1b7027c5a33607d806ff872d68798e9acdbfb733b5d8c8784c4720c94e028fbadf183f7f5e3600e211d723e8b642897c3bfb64eed3ab7f09e133d364a6b686
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SSDEEP
768:98ZRI2y2Jjnfc5NiJZoB7FWPA9pJDOMh/jP:98Zdyajxi9FR9plOMtb
Score
10/10
Malware Config
Extracted
Family
xworm
Version
5.0
C2
127.0.0.1:7000
Mutex
OT8rL3nGHhHEZTlT
Attributes
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Install_directory
%AppData%
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install_file
XClient.exe
aes.plain
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral1/memory/1048-1-0x00000000000F0000-0x0000000000100000-memory.dmp family_xworm -
Xworm family
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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk knockdown.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk knockdown.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-870806430-2618236806-3023919190-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" knockdown.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1048 knockdown.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1048 knockdown.exe Token: SeDebugPrivilege 1048 knockdown.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1048 knockdown.exe