Analysis
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max time kernel
133s -
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
20-11-2024 22:32
Behavioral task
behavioral1
Sample
5ca569e7566bbc94deeaf0f8c6aac87f5e7d12f508b31f5b67a320c502132daf.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
5ca569e7566bbc94deeaf0f8c6aac87f5e7d12f508b31f5b67a320c502132daf.xlsm
Resource
win10v2004-20241007-en
General
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Target
5ca569e7566bbc94deeaf0f8c6aac87f5e7d12f508b31f5b67a320c502132daf.xlsm
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Size
38KB
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MD5
e04ffc173ce256475f3b7bc5b8c8b33c
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SHA1
e71f8f1046456966ada265b5dfd61baf1ee2f9fa
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SHA256
5ca569e7566bbc94deeaf0f8c6aac87f5e7d12f508b31f5b67a320c502132daf
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SHA512
33f7c04f2f95e90e814dbadc67f5b17b66c7d66cf3eb04b9d8ef633c8ae74c776dfeec4cc95a1b81058d8c7fc59d555df71d1ae7d6a17dd83bd70bebc04d685f
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SSDEEP
768:6mcXd/GCR8tijOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFs:6mqTeSOZZ1ZYpoQ/pMAeVIyTCR
Malware Config
Extracted
https://www.berekethaber.com/dosyalar/4MZnNVw8Z/
https://damjangro.org/data/IlBcH2mM/
https://actwell.fr/logs/cGx7Ll6CB2k0NLWDTcL/
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 1736 3356 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 3356 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3356 EXCEL.EXE 3356 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE 3356 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3356 wrote to memory of 1736 3356 EXCEL.EXE 87 PID 3356 wrote to memory of 1736 3356 EXCEL.EXE 87 PID 3356 wrote to memory of 1736 3356 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\5ca569e7566bbc94deeaf0f8c6aac87f5e7d12f508b31f5b67a320c502132daf.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:3356 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\wnru.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1736
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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
MD5825e7b3fc39eb07239f238da7990905a
SHA1afe753e95e1cf8e7b3ee28667312b060d0965059
SHA25614642da71629f95a3006b261506dc93597f3656b4811fd56ff06be5861b38214
SHA5124b2cc207b0664beb49623442ca318090b5e3b5c63168ce1231802710362e7d542c42e98e8946b758fba13da80176c40e32c3cdf7e4a9b2cf4196769b55fab4fd
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Filesize
46KB
MD5a34943f06300af6f439bba82c0a32bac
SHA1a5ed813d98ec33e646edeb317a00a5bc3479fd49
SHA256ed706b8d760bb94c3f3fc8e61b9576d4c96cf0689b88d43a38c851a02277b03a
SHA51276e65d190382b17aab89861b96d447188777f4acbe9079e19e2f7c9703c84678ebe83540e27d45a92c34caea5081d91c033e25af092d0be351f113d69e4a5ee6