Analysis
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max time kernel
25s -
max time network
25s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
28-12-2024 15:35
Behavioral task
behavioral1
Sample
SearchUII.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
SearchUII.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
SearchUII.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral4
Sample
SearchUII.exe
Resource
win11-20241007-en
General
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Target
SearchUII.exe
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Size
27KB
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MD5
24453759fc86d34383bd0ffc722bbfb5
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SHA1
495fa07508f0e79d9ce26f9179285d41303ce402
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SHA256
ff4bc7221036ee331d8b913f12aec34493c11b6c2655dc15cf4281a6306126ab
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SHA512
aad86f8232a676e1705319f0da2c45a89b533ecf5e8bcbc95d610683247f028b57ae7bf8b791468f6ce9b34962778cec205b48c4612c95c82967bb223ad30db9
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SSDEEP
768:wMSHQDF42Ko1dtSHP+ycnzLOhTErXjHc:tB9Ko1b7OBErXj8
Malware Config
Signatures
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Njrat family
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4548 netsh.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SearchUII.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3352 SearchUII.exe Token: 33 3352 SearchUII.exe Token: SeIncBasePriorityPrivilege 3352 SearchUII.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3352 wrote to memory of 4548 3352 SearchUII.exe 77 PID 3352 wrote to memory of 4548 3352 SearchUII.exe 77 PID 3352 wrote to memory of 4548 3352 SearchUII.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\SearchUII.exe"C:\Users\Admin\AppData\Local\Temp\SearchUII.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3352 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\SearchUII.exe" "SearchUII.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4548
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