Analysis
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max time kernel
6s -
max time network
36s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
16-06-2021 13:32
Static task
static1
Behavioral task
behavioral1
Sample
44363.6460833333.dat.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
44363.6460833333.dat.dll
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Size
893KB
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MD5
f2d9c653be1d8fe82ed9c1029c2a18e8
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SHA1
2a96a55156b761e5e29144789f1661a5f719b76f
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SHA256
a94291cc6f39425c30d1152a83ae122c0c8f10c8bf2f77c94542bbb30203aa94
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SHA512
84368bd91f8bb1e6f7a1dfcb63edf2a5fb564238c55d9013eba200b7332c39e4577c6d14f261d610d0a150ee47685680947f4f476477c999ee83dcbc83e8e440
Malware Config
Signatures
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
rundll32.exepid process 1156 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1156 rundll32.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exedescription pid process target process PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1812 wrote to memory of 1156 1812 rundll32.exe rundll32.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1156 wrote to memory of 1704 1156 rundll32.exe explorer.exe PID 1704 wrote to memory of 832 1704 explorer.exe schtasks.exe PID 1704 wrote to memory of 832 1704 explorer.exe schtasks.exe PID 1704 wrote to memory of 832 1704 explorer.exe schtasks.exe PID 1704 wrote to memory of 832 1704 explorer.exe schtasks.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\44363.6460833333.dat.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\44363.6460833333.dat.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jxgjrgtt /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44363.6460833333.dat.dll\"" /SC ONCE /Z /ST 15:31 /ET 15:434⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/832-68-0x0000000000000000-mapping.dmp
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memory/1156-60-0x0000000000000000-mapping.dmp
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memory/1156-61-0x0000000075801000-0x0000000075803000-memory.dmpFilesize
8KB
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memory/1156-62-0x0000000000320000-0x0000000000403000-memory.dmpFilesize
908KB
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memory/1156-64-0x0000000000260000-0x000000000028F000-memory.dmpFilesize
188KB
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memory/1156-63-0x00000000001B0000-0x00000000001E0000-memory.dmpFilesize
192KB
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memory/1704-65-0x0000000000000000-mapping.dmp
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memory/1704-67-0x00000000742C1000-0x00000000742C3000-memory.dmpFilesize
8KB
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memory/1704-69-0x0000000000080000-0x00000000000AF000-memory.dmpFilesize
188KB