Analysis
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max time kernel
43s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
27-04-2022 08:48
Behavioral task
behavioral1
Sample
mem.dll
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
mem.dll
Resource
win10v2004-20220414-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
mem.dll
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Size
538KB
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MD5
131d3e08fb453e111c2fb34df00d6821
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SHA1
320b5b3147a6dfe431d1f7ba1a4333a5e297afb7
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SHA256
dde200baa4efabc5a9d3b6444f9642e5bcde60cc6522f8eb90e38a40935e4291
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SHA512
c434606c97444df80c0ac4c996f61395fa62dbcd4283253e3d2d544b6f07a3e299c68e746c6f4ea200c398642e5ea7b302caf05c651726f8109c25d33c437bb6
Score
5/10
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 1356 set thread context of 1764 1356 rundll32.exe WerFault.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1356 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1376 wrote to memory of 1356 1376 rundll32.exe rundll32.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe PID 1356 wrote to memory of 1764 1356 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mem.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mem.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe3⤵PID:1764
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