Analysis
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max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21-05-2024 14:09
Static task
static1
Behavioral task
behavioral1
Sample
22fb7537289d86cd7fd50b422bdd6bfdf39b8b5acde825a46bc4a45c74510df6.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
22fb7537289d86cd7fd50b422bdd6bfdf39b8b5acde825a46bc4a45c74510df6.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
8b3830b9dbf87f84ddd3b26645fed3a0
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SHA1
223bef1f19e644a610a0877d01eadc9e28299509
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SHA256
f004c568d305cd95edbd704166fcd2849d395b595dff814bcc2012693527ac37
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SHA512
d13cfd98db5ca8dc9c15723eee0e7454975078a776bce26247228be4603a0217e166058ebadc68090afe988862b7514cb8cb84de13b3de35737412a6f0a8ac03
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SSDEEP
192:ex24sihno00Wfl97nH6BenXwWobpWBTtvShJ5omi7dJWjOlESlS:h8QIl972eXqlWBFSt273YOlEz
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2168 2256 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2196 wrote to memory of 2256 2196 rundll32.exe rundll32.exe PID 2256 wrote to memory of 2168 2256 rundll32.exe WerFault.exe PID 2256 wrote to memory of 2168 2256 rundll32.exe WerFault.exe PID 2256 wrote to memory of 2168 2256 rundll32.exe WerFault.exe PID 2256 wrote to memory of 2168 2256 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2196 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 2283⤵
- Program crash
PID:2168
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