Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 07:44
Static task
static1
Behavioral task
behavioral1
Sample
54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe
Resource
win7-20240705-en
General
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Target
54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe
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Size
738KB
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MD5
ee7da429fe5ec4209b01cfcc8d867cfa
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SHA1
4640a48f371eb4c8870d5d230f696793bab7ef12
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SHA256
54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6
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SHA512
9bd8e426d89facb295a86d61f6a6238a40148a9adac5e9212bd6157f8626ffb29856aedb67a6f51743d637f31d15f102abb9f90b67a25fb9c4faa47914bc461b
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SSDEEP
12288:lAwSfxL/2Dc3jDLLmt0LDQewsHjhWW1d9cMO0qIlp7+x9xhIS2:GGewsHjoW1d9cwNa98
Malware Config
Signatures
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Expiro payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2976-0-0x0000000000F3F000-0x0000000000FD2000-memory.dmp family_expiro1 behavioral1/memory/2976-1-0x0000000000E80000-0x0000000000FD2000-memory.dmp family_expiro1 behavioral1/memory/2976-2-0x0000000000F3F000-0x0000000000FD2000-memory.dmp family_expiro1 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3048 2976 WerFault.exe 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe -
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.
Processes:
54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exedescription pid process target process PID 2976 wrote to memory of 3048 2976 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe WerFault.exe PID 2976 wrote to memory of 3048 2976 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe WerFault.exe PID 2976 wrote to memory of 3048 2976 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe WerFault.exe PID 2976 wrote to memory of 3048 2976 54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe"C:\Users\Admin\AppData\Local\Temp\54e823e778135245e1ac095fd6af3320dc8235dfdb1f973144ecb5a532ac45a6.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 1242⤵
- Program crash
PID:3048