Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:33
Behavioral task
behavioral1
Sample
0a6306e50db0b660d4a9fd31917b9e4fad611cc900339c958f78024152c2243a.xls
Resource
win10-20220414-en
Behavioral task
behavioral2
Sample
0a6306e50db0b660d4a9fd31917b9e4fad611cc900339c958f78024152c2243a.xls
Resource
win10-20220414-en
General
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Target
0a6306e50db0b660d4a9fd31917b9e4fad611cc900339c958f78024152c2243a.xls
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Size
95KB
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MD5
760ddf2fd70eec2af80259815d7a7cb7
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SHA1
c197611467593a271008d65b9c83fb40e3bb9a79
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SHA256
0a6306e50db0b660d4a9fd31917b9e4fad611cc900339c958f78024152c2243a
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SHA512
2014d24800616eb60d54d1925059f23c7359bbc2bbb853bf91c9e5904a79eb4fd6177afb7c5b64aa10092845e802c8bd71647e0ffbae6050c9423cc3ff857b5a
Malware Config
Extracted
http://www.sunflowerlaboratory.in/fonts/79Tq62ly/
http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/
http://agtrade.hu/images/kiQYmOs2tSKq/
https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4244 3620 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4252 3620 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4472 3620 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3212 3620 regsvr32.exe EXCEL.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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3620 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE 3620 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 3620 wrote to memory of 4244 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 4244 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 4252 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 4252 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 4472 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 4472 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 3212 3620 EXCEL.EXE regsvr32.exe PID 3620 wrote to memory of 3212 3620 EXCEL.EXE regsvr32.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\0a6306e50db0b660d4a9fd31917b9e4fad611cc900339c958f78024152c2243a.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3212-278-0x0000000000000000-mapping.dmp
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memory/3620-117-0x00007FF8A03B0000-0x00007FF8A03C0000-memory.dmpFilesize
64KB
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memory/3620-118-0x00007FF8A03B0000-0x00007FF8A03C0000-memory.dmpFilesize
64KB
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memory/3620-119-0x00007FF8A03B0000-0x00007FF8A03C0000-memory.dmpFilesize
64KB
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memory/3620-120-0x00007FF8A03B0000-0x00007FF8A03C0000-memory.dmpFilesize
64KB
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memory/3620-129-0x00007FF89CDE0000-0x00007FF89CDF0000-memory.dmpFilesize
64KB
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memory/3620-130-0x00007FF89CDE0000-0x00007FF89CDF0000-memory.dmpFilesize
64KB
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memory/4244-273-0x0000000000000000-mapping.dmp
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memory/4252-274-0x0000000000000000-mapping.dmp
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memory/4472-275-0x0000000000000000-mapping.dmp