Analysis
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max time kernel
150s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/11/2024, 11:24
Behavioral task
behavioral1
Sample
c70187840157ca3ec274937855c2ff15335cbdfd53d8a51f9914e284050a57e5.xlsm
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
c70187840157ca3ec274937855c2ff15335cbdfd53d8a51f9914e284050a57e5.xlsm
Resource
win10v2004-20241007-en
General
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Target
c70187840157ca3ec274937855c2ff15335cbdfd53d8a51f9914e284050a57e5.xlsm
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Size
46KB
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MD5
48c0a3f719aa591e74522a93602d60b8
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SHA1
e193113ae51ab2de6711f9e11ce95d9081df9286
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SHA256
c70187840157ca3ec274937855c2ff15335cbdfd53d8a51f9914e284050a57e5
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SHA512
b5b1dfd4749a176add3db0221cacf79c465001d8d6ec4a981abde48e5e0a9bb48051f200923b479cf400a1feb265f1955e01fb970dc7cd3ad36d6912c1e7e9df
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SSDEEP
768:L1m2o0pOODOevZCwrvtTzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0Vf1V5f+:L1HoadD3tT5fTR4Lh1NisFYBc3cr+Uqu
Malware Config
Extracted
http://rosywhitecleaningsolution.com/wp-admin/PqMw6fND8Bb1I4VPR10/
http://havilaholuemglobal.com/dofz29/ymIfCcEL8I5kjA6E/
http://www.floresguitarinstruction.com/wp-admin/jWlCX/
http://www.drcc.co.za/restoredcontent/nAKvnbRpazx7c/
http://aopda.org/wp-content/uploads/RDL75PME7OKHk4f/
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 1784 3892 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 3892 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3892 EXCEL.EXE 3892 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE 3892 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3892 wrote to memory of 1784 3892 EXCEL.EXE 88 PID 3892 wrote to memory of 1784 3892 EXCEL.EXE 88 PID 3892 wrote to memory of 1784 3892 EXCEL.EXE 88
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\c70187840157ca3ec274937855c2ff15335cbdfd53d8a51f9914e284050a57e5.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:3892 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\sei.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize1KB
MD5959e1300f3e8a5ebe3b7a8d8604d99c9
SHA11c54dbdcf3949fec8c815a29c2539859dd11a2fe
SHA256751ae8463f423e42cb1f16d438188e867d04d5eb18ac64591abad7ab2d1cdd34
SHA51242402923370ab8020a7e59eaa098b81d8ee5026b7037c7b9f53877f9d6d2cc075de62234c21f3b9b2eee04ed4694c2df654369b1e3750a14dfe2328932c6988d
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Filesize
4KB
MD53fe882d7d6f6e3fe5c138575bb867844
SHA10a72443e1ff46b1bd26fc7c70b0132fb9b0d22a1
SHA25605061cf064e8725900a1ccfb5259baaa82d333b4ad88e200fdf7138c8a21bcca
SHA512a737b6a67ad01df1c0427e83c87588f8d1cbd0e7be8f53eeed4a6b6f36e715d923b54a20490c16db865cfac4841bbe269462bfc81cdf2b10816aecc8cc3f1d3d