Analysis
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max time kernel
137s -
max time network
137s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 01:38
Static task
static1
Behavioral task
behavioral1
Sample
8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll
Resource
win10-en-20211208
General
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Target
8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll
-
Size
161KB
-
MD5
90570c7611046d48f8d3c437c38b0639
-
SHA1
ab4ec0060856f376ab560631c33deb879ee76578
-
SHA256
8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637
-
SHA512
b7dc0ef470c5ce2914ba95dcdf65a5f26393281c361c7fe66a08330f351c43f2dd04b44db1945b2c8822f26fecb0a4049a3d8c73d811efbe4246c3e8cb1796c4
Malware Config
Signatures
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 4012 created 940 4012 WerFault.exe rundll32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4012 940 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
WerFault.exepid process 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe 4012 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 4012 WerFault.exe Token: SeBackupPrivilege 4012 WerFault.exe Token: SeDebugPrivilege 4012 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1184 wrote to memory of 940 1184 rundll32.exe rundll32.exe PID 1184 wrote to memory of 940 1184 rundll32.exe rundll32.exe PID 1184 wrote to memory of 940 1184 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 7083⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/940-118-0x0000000001090000-0x000000000109A000-memory.dmpFilesize
40KB
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memory/940-119-0x00000000059F0000-0x00000000059F6000-memory.dmpFilesize
24KB
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memory/940-121-0x00000000010B0000-0x00000000010B1000-memory.dmpFilesize
4KB
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memory/940-122-0x00000000059E0000-0x00000000059E1000-memory.dmpFilesize
4KB
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memory/940-120-0x00000000010A0000-0x00000000010A1000-memory.dmpFilesize
4KB