Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 09:06
Behavioral task
behavioral1
Sample
2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe
Resource
win7-20240903-en
windows7-x64
8 signatures
150 seconds
General
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Target
2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe
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Size
133KB
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MD5
9849f2563410d23974ece3bc48735904
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SHA1
7d8e267fca3da0c7e706662447211336d90cdc10
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SHA256
3323f92250cd814ec52c64012f35630faa97277e192281a7b33c594ad43b60ba
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SHA512
074b14a8eb6a14b63d2758f42ba3ec79a8e5274fdeee197e28d38f4549d0d72d4964428f124683fe11819ffdf7b7a4fb021f1d88db8df700e5634155d5bd8c03
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SSDEEP
3072:Kqh8FF9g7OMXM+lmsolAIrRuw+mqv9j1MWLQI:KUmF9V+lDAA
Malware Config
Extracted
Family
xworm
Version
3.1
C2
172.31.40.39:5000
Mutex
xKx4DpDv9V7YqUfj
Attributes
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Install_directory
%AppData%
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install_file
USB.exe
aes.plain
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/4968-1-0x0000000000CA0000-0x0000000000CC8000-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\2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.lnk 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.lnk 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.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 4968 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4968 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe Token: SeDebugPrivilege 4968 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4968 2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-11_9849f2563410d23974ece3bc48735904_hiddentear.exe"1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4968