Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
submitted
22-05-2024 12:10
Behavioral task
behavioral1
Sample
femordial.dll
Resource
win7-20240221-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
femordial.dll
Resource
win10v2004-20240508-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
femordial.dll
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Size
36.1MB
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MD5
38bf550f8d73ea9791d7778d9b6b44a8
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SHA1
67bf70a4d78f9f18b1af30cd9c85c632b52188c1
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SHA256
ed6566cd8828d0d9a7bd2bd7731df7703977d9b18fa7ede31bb8b1835b12da78
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SHA512
cfff6d55b90a42be22d09aaf30eed718b71fff8bfddab2404e968359a18ab8aec679a4ca85e144d3527602fd515a03724e897addd68865e796b0a387f582fd7f
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SSDEEP
393216:g4S82OrtN+zJkGsF20dH5ZXtpKjzw1QxgvLqmNAmjpy:7OOrtN+zJkGsF2OZZXuv4GcLjp
Score
3/10
Malware Config
Signatures
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Program crash 2 IoCs
pid pid_target Process procid_target 348 4384 WerFault.exe 83 4752 4384 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 900 wrote to memory of 4384 900 rundll32.exe 83 PID 900 wrote to memory of 4384 900 rundll32.exe 83 PID 900 wrote to memory of 4384 900 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\femordial.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\femordial.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4384 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 5603⤵
- Program crash
PID:348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 7963⤵
- Program crash
PID:4752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4384 -ip 43841⤵PID:100
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4384 -ip 43841⤵PID:1996