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Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
05/02/2024, 02:02
Behavioral task
behavioral1
Sample
STUB.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
STUB.exe
Resource
win10v2004-20231215-en
6 signatures
150 seconds
General
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Target
STUB.exe
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Size
3.8MB
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MD5
08b8d6d55fa0ab4034e2080270e83fdb
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SHA1
4fba6fa6251f41e381588335e7b73c77765149f9
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SHA256
f0c2e55ec391d428f5f79b270bc770f5c684414becd8d2c7f0c8fb78462b47bb
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SHA512
83ff113311596c16c8f6192ce7b1e03125327f225d9734074508ea9a4925e897ea6b5afbb648434082bf5d058ed442bb5993f057be407282ec20e5e6613a2beb
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SSDEEP
98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/DmlwXVZ4FB:5+R/eZADUXR
Score
10/10
Malware Config
Extracted
Family
bitrat
Version
1.38
C2
Cluluvsu-34807.portmap.host:34807
Attributes
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communication_password
e10adc3949ba59abbe56e057f20f883e
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install_dir
sdudir
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install_file
sudir
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tor_process
tor
Signatures
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Adds Run key to start application 2 TTPs 7 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudirԀ" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudirЀ" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudir\ue000" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudir똀" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudir倀" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudir" STUB.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sudir = "C:\\Users\\Admin\\AppData\\Local\\sdudir\\sudir舀" STUB.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe -
Suspicious behavior: RenamesItself 30 IoCs
pid Process 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe 3916 STUB.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 3916 STUB.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3916 STUB.exe 3916 STUB.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\STUB.exe"C:\Users\Admin\AppData\Local\Temp\STUB.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3916