Analysis
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max time kernel
150s -
max time network
150s -
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, 12:26
Behavioral task
behavioral1
Sample
bee8c3cf380a2955ee52d42fe216a947e8e2f8e407b11d33560e7d4df92169c6.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
bee8c3cf380a2955ee52d42fe216a947e8e2f8e407b11d33560e7d4df92169c6.xlsm
Resource
win10v2004-20241007-en
General
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Target
bee8c3cf380a2955ee52d42fe216a947e8e2f8e407b11d33560e7d4df92169c6.xlsm
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Size
21KB
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MD5
821fef9a78eb818dabbb359512b0f572
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SHA1
e186c20e6f8b542f9679d664ca0c1c1b674a2037
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SHA256
bee8c3cf380a2955ee52d42fe216a947e8e2f8e407b11d33560e7d4df92169c6
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SHA512
ed34536ef14f668d864fe46dd0827251919c1e4dbe1474b1ecbf72be51ecb489c8e2413650d90ffa280cef688154dbd58907bafe5609a016ccf1d4776ffb8932
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SSDEEP
384:48c5hAuAi/NjxhS8EibbwBlwcSYrLb5CzgObff9kC+xbX7T/1SeyB:4PksNPzXSFCBn9kC+xbLTc9
Malware Config
Extracted
http://astroadvicebaba.com/assets/jYlBTPcWJTsTtamDfX/
https://physioacademy.co.uk/conditions/8I3WSx5t2k/
http://orchidbg.com/aeeiludqootr/OcnjiLHL/
https://westthamesphysio.com/blog/3tsZIz09Sox1Z/
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 1204 3420 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 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
pid Process 3420 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3420 EXCEL.EXE 3420 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE 3420 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3420 wrote to memory of 1204 3420 EXCEL.EXE 87 PID 3420 wrote to memory of 1204 3420 EXCEL.EXE 87 PID 3420 wrote to memory of 1204 3420 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\bee8c3cf380a2955ee52d42fe216a947e8e2f8e407b11d33560e7d4df92169c6.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:3420 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\rfs.dll2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1204
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
966B
MD51a8978d9d37041fe0089728cd6c23233
SHA1f0485019f25ee50bb77f23081a8964e28e56cfb2
SHA25687a97454942b85b5afc9cb9733bb7ce96cdf3422f6bfc95823f8edf6b2e2c607
SHA5129ea43ede1eab73d3ac65bc3e9c13836c51d768daf5e300a0f57a26c0ca9cb2655455e5731664a92c969520dc05f7c71292d6a947405e06c2b1f88a399cd8d42b