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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 21:17
Behavioral task
behavioral1
Sample
fee1e61be0fb60d6e542de2fa8eb7d02e9ab95ac3378fceb6921fc3fa7bd0379.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fee1e61be0fb60d6e542de2fa8eb7d02e9ab95ac3378fceb6921fc3fa7bd0379.xls
Resource
win10v2004-20241007-en
General
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Target
fee1e61be0fb60d6e542de2fa8eb7d02e9ab95ac3378fceb6921fc3fa7bd0379.xls
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Size
96KB
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MD5
c4732598f744545a1307c0cd77a6759f
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SHA1
a6874d322611fc6b5fd51c1c94618d4345dc5af7
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SHA256
fee1e61be0fb60d6e542de2fa8eb7d02e9ab95ac3378fceb6921fc3fa7bd0379
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SHA512
3fcfda3f28c2c4eafd99d1b62cdd0e89fd4b7a6cfeced802727e757debd64182d0f21b989d9dd91b765a46e35e2182233a695d1fe27bbabf92da6b4067f51aa9
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SSDEEP
1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgpHuS4hcTO97v7UYdEJmLqoT:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgy
Malware Config
Extracted
http://www.birebiregitim.net/wp-includes/mpaZ6zBj3IAJcx/
https://pccurico.cl/wp-admin/x3kyR3u8ARXStL7/
http://fashionbyprincessmelodicaah.com/4185PINT/79YtAbiNx92iI/
http://earthmach.co.za/libraries/K8Lnj5/
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1920 2408 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3932 2408 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1824 2408 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4496 2408 regsvr32.exe 82 -
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 2408 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2408 EXCEL.EXE 2408 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1920 2408 EXCEL.EXE 86 PID 2408 wrote to memory of 1920 2408 EXCEL.EXE 86 PID 2408 wrote to memory of 3932 2408 EXCEL.EXE 92 PID 2408 wrote to memory of 3932 2408 EXCEL.EXE 92 PID 2408 wrote to memory of 1824 2408 EXCEL.EXE 95 PID 2408 wrote to memory of 1824 2408 EXCEL.EXE 95 PID 2408 wrote to memory of 4496 2408 EXCEL.EXE 96 PID 2408 wrote to memory of 4496 2408 EXCEL.EXE 96
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\fee1e61be0fb60d6e542de2fa8eb7d02e9ab95ac3378fceb6921fc3fa7bd0379.xls"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:2408 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
PID:1920
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
PID:3932
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
PID:1824
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
PID:4496
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