Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-en-20211104 -
submitted
04-11-2021 22:59
Static task
static1
Behavioral task
behavioral1
Sample
3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b.dll
Resource
win7-en-20211104
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b.dll
Resource
win10-en-20211014
windows10_x64
0 signatures
0 seconds
General
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Target
3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b.dll
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Size
120KB
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MD5
5fe97e6ac07dde840c71df15c5f8ca77
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SHA1
3efddbef4a6d09f9ad9c176caad8641c6c95c9db
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SHA256
3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b
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SHA512
927bedb0cf49f8a6d719067ade8e617eb7e5eacbed33e5c78b8a93a2d26a3b3f668f7f666637c54eeb7018c4546aee7f4e01d34746ab677743134d98281b0cd2
Score
3/10
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1892 1484 WerFault.exe regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeWerFault.exepid process 1484 regsvr32.exe 1892 WerFault.exe 1892 WerFault.exe 1892 WerFault.exe 1892 WerFault.exe 1892 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 1892 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1892 WerFault.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 472 wrote to memory of 1484 472 regsvr32.exe regsvr32.exe PID 1484 wrote to memory of 1896 1484 regsvr32.exe explorer.exe PID 1484 wrote to memory of 1896 1484 regsvr32.exe explorer.exe PID 1484 wrote to memory of 1896 1484 regsvr32.exe explorer.exe PID 1484 wrote to memory of 1896 1484 regsvr32.exe explorer.exe PID 1484 wrote to memory of 1892 1484 regsvr32.exe WerFault.exe PID 1484 wrote to memory of 1892 1484 regsvr32.exe WerFault.exe PID 1484 wrote to memory of 1892 1484 regsvr32.exe WerFault.exe PID 1484 wrote to memory of 1892 1484 regsvr32.exe WerFault.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\3f2681c4a608ec4c8b57c3d25a7d2acb387eb707ee7f155df2a043c013c1f43b.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 4283⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/472-55-0x000007FEFBE91000-0x000007FEFBE93000-memory.dmpFilesize
8KB
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memory/1484-56-0x0000000000000000-mapping.dmp
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memory/1484-57-0x0000000075731000-0x0000000075733000-memory.dmpFilesize
8KB
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memory/1892-58-0x0000000000000000-mapping.dmp
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memory/1892-59-0x0000000000D20000-0x0000000000D21000-memory.dmpFilesize
4KB