Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2024, 11:07
Behavioral task
behavioral1
Sample
91a89e29ceb93243c57923232c3931fbefa2b126ca599bac44a079a7500dd858.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
91a89e29ceb93243c57923232c3931fbefa2b126ca599bac44a079a7500dd858.xlsm
Resource
win10v2004-20241007-en
General
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Target
91a89e29ceb93243c57923232c3931fbefa2b126ca599bac44a079a7500dd858.xlsm
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Size
91KB
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MD5
e5cc30e8b27a574c39877aad42acaf64
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SHA1
d519e91f26326a0a2be0c2b7bfce5e092da50b1f
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SHA256
91a89e29ceb93243c57923232c3931fbefa2b126ca599bac44a079a7500dd858
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SHA512
6bb573f31fd747a01ae72d627310418b8935fffb08faef938b97a382a628ca3e6b0eb5f0426cb33462dd99f1798ae73187dbe7a1962e35c63e2bb63ae47407dd
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SSDEEP
1536:tdNlX2L2nyV+ns1BVi/IEh2hx0Lx3bKhllGGx0vKCEjdQjqEk+xX0bIS:td32KyVEoBo6hKb4llGsQjbxXS
Malware Config
Extracted
https://oroanddentalcarecenter.com/wp-includes/0JRI2sOVpNkDhAe/
https://dev.subs2me.com/wp-includes/EMa/
https://imagecarephotography.com/wp-includes/KVRvUyat0qqK0W/
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3552 2184 regsvr32.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2184 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2184 EXCEL.EXE 2184 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE 2184 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2184 wrote to memory of 3552 2184 EXCEL.EXE 87 PID 2184 wrote to memory of 3552 2184 EXCEL.EXE 87 PID 2184 wrote to memory of 3552 2184 EXCEL.EXE 87
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\91a89e29ceb93243c57923232c3931fbefa2b126ca599bac44a079a7500dd858.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\dw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:3552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD51326c16a18441423830933fbb3a6a290
SHA1d62b5f0ec9ae7a82209938c347311519b9fc1084
SHA2563bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf
SHA5122b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528