Analysis
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max time kernel
133s -
max time network
145s -
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 18:57
Behavioral task
behavioral1
Sample
7abce88c1258a0c723fdffaf8135fdf00a78221df95978187de5fb567af627c5.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7abce88c1258a0c723fdffaf8135fdf00a78221df95978187de5fb567af627c5.xlsm
Resource
win10v2004-20241007-en
General
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Target
7abce88c1258a0c723fdffaf8135fdf00a78221df95978187de5fb567af627c5.xlsm
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Size
35KB
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MD5
79e7c9ec84e0533f680b0e1c4dd83af1
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SHA1
75ef704c542fa1e2f790fbe7cb6e32fe6efef8ef
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SHA256
7abce88c1258a0c723fdffaf8135fdf00a78221df95978187de5fb567af627c5
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SHA512
258f9f6e02658a6188d0f9659889fe7ac5c5bbe75a8142e75b6a33cbbb8041ab775be6e96e02ee79bcdd197c67f026eb7dd9728bf51523a74e60e7cc4a74b29b
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SSDEEP
768:CFtT5eBvAjOZpqcVbZYpoRuBlIiOKMArOoooooooooooooooooooooooooo0+6:ytTghUOZZ1ZYpoQ/pMAz
Malware Config
Extracted
https://freebingpops.com/cgi-bin/DmVp7VBVEpHssN/
https://www.kinfri.com/licenses/3fKSJkZXZ3JH6dXWU/
https://globaltextiles.net/cgi-bin/7naWzYGRrrN/
https://cartoriogasparin.com.br/rosesq/gOfN6jvyRme/
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 4544 4828 regsvr32.exe 81 -
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 4828 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4828 EXCEL.EXE 4828 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE 4828 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4828 wrote to memory of 4544 4828 EXCEL.EXE 89 PID 4828 wrote to memory of 4544 4828 EXCEL.EXE 89 PID 4828 wrote to memory of 4544 4828 EXCEL.EXE 89
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\7abce88c1258a0c723fdffaf8135fdf00a78221df95978187de5fb567af627c5.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:4828 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\xdha.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:4544
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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
Filesize2KB
MD54b2374bea8f66c6e9eaa1f9679124fa2
SHA13030f097a938283fb681544c12bc6bc6d3a923f5
SHA2566ee16dbf80e184702e22c7b96af4e0f71d82c7a25a236eec82697767d8af8df5
SHA512bd979405733b3a7b1f24fe14e2d9ba575f6d66906c706af5ebe9e9eea498562a92ba2e472f1ab3120e43d17af433028b421bc97c8c309bc9b9ca823a61506d8c
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Filesize
45KB
MD55d6c18308546abe59a9b54dc3c024e2a
SHA193d6e35531db29afe807054826d68feea63fd966
SHA25670f7307f2ce7ca23f901efb9a55626b6543742d98e473b46d0ff8fefaa21bc00
SHA512848c5b17b180cdce74ec8511b8dd0011994db1298411a04a96440ed9f04f18ff1fba648e5b377b72fbc8cf9214816552ee2595ee5343403d4676f0ab76b26c34