Analysis
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max time kernel
88s -
max time network
98s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
08-06-2024 18:50
Static task
static1
Behavioral task
behavioral1
Sample
doudou_BL_open_1__&W7378198677120137995W&B0B&ai.exe
Resource
win11-20240508-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/MicrosoftEdgeWebview2Setup.exe
Resource
win11-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsProcessW.dll
Resource
win11-20240426-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/windowsdesktop-runtime-7.0.11-win-x86.exe
Resource
win11-20240419-en
General
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Target
$PLUGINSDIR/nsProcessW.dll
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Size
4KB
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MD5
f0438a894f3a7e01a4aae8d1b5dd0289
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SHA1
b058e3fcfb7b550041da16bf10d8837024c38bf6
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SHA256
30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11
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SHA512
f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7
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SSDEEP
48:Sz4joMeH+Iwdf8Rom/L+rOnnk5/OCnXeAdbdOAa4GPI+CJ87eILzlq7gthwIsEQW:64c/eFdfS/SSnkxNa4G+ueqPuCtGsj
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5044 1176 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 2128 wrote to memory of 1176 2128 rundll32.exe rundll32.exe PID 2128 wrote to memory of 1176 2128 rundll32.exe rundll32.exe PID 2128 wrote to memory of 1176 2128 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcessW.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcessW.dll,#12⤵PID:1176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 4483⤵
- Program crash
PID:5044
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1176 -ip 11761⤵PID:220