Analysis
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max time kernel
50s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
01-07-2022 13:27
Static task
static1
Behavioral task
behavioral1
Sample
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe
Resource
win10v2004-20220414-en
General
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Target
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe
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Size
45KB
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MD5
e489248bf961352d6af07e6a3132ff45
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SHA1
abdb9566d08c5af8132dd093dabdc9b2124fc063
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SHA256
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd
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SHA512
11788b039870746d551f5f2a71400ef29fc9a2f5ee8ea5ed6564904007f73549b6e0cfafa69c3062ac39d83920984315a496e7269bf5f6b0faf644e4b94b464a
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
winsvc.exepid process 1528 winsvc.exe -
Loads dropped DLL 1 IoCs
Processes:
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exepid process 764 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Service = "C:\\Windows\\M-5050804050608540600846065906\\winsvc.exe" 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Service = "C:\\Windows\\M-5050804050608540600846065906\\winsvc.exe" 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe -
Drops file in Windows directory 3 IoCs
Processes:
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exedescription ioc process File created C:\Windows\M-5050804050608540600846065906\winsvc.exe 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe File opened for modification C:\Windows\M-5050804050608540600846065906\winsvc.exe 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe File opened for modification C:\Windows\M-5050804050608540600846065906 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exedescription pid process target process PID 764 wrote to memory of 1528 764 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe winsvc.exe PID 764 wrote to memory of 1528 764 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe winsvc.exe PID 764 wrote to memory of 1528 764 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe winsvc.exe PID 764 wrote to memory of 1528 764 3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe winsvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe"C:\Users\Admin\AppData\Local\Temp\3e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\M-5050804050608540600846065906\winsvc.exeC:\Windows\M-5050804050608540600846065906\winsvc.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\M-5050804050608540600846065906\winsvc.exeFilesize
45KB
MD5e489248bf961352d6af07e6a3132ff45
SHA1abdb9566d08c5af8132dd093dabdc9b2124fc063
SHA2563e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd
SHA51211788b039870746d551f5f2a71400ef29fc9a2f5ee8ea5ed6564904007f73549b6e0cfafa69c3062ac39d83920984315a496e7269bf5f6b0faf644e4b94b464a
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\Windows\M-5050804050608540600846065906\winsvc.exeFilesize
45KB
MD5e489248bf961352d6af07e6a3132ff45
SHA1abdb9566d08c5af8132dd093dabdc9b2124fc063
SHA2563e1665aa7d0e5097773b0c05671dcda6d39f1350a1d50d2d7a89c932ba99f9dd
SHA51211788b039870746d551f5f2a71400ef29fc9a2f5ee8ea5ed6564904007f73549b6e0cfafa69c3062ac39d83920984315a496e7269bf5f6b0faf644e4b94b464a
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memory/1528-55-0x0000000000000000-mapping.dmp