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Analysis
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max time kernel
142s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2024, 19:08
Behavioral task
behavioral1
Sample
xlwings-0.31.10-cp38-cp38-win_amd64.zip
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
xlwings-0.31.10-cp38-cp38-win_amd64.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
xlwings/addin/xlwings.xlam
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
xlwings/addin/xlwings.xlam
Resource
win10v2004-20241007-en
General
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Target
xlwings/addin/xlwings.xlam
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Size
241KB
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MD5
921256fa68924042299a2c7f60068d2f
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SHA1
f8694ad6db76ed292b1ae193c46c65060aa8ba39
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SHA256
3423a8a1ef6830efbffbb887e23be0c917b40fd894adc740361346f5d3b3eac8
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SHA512
afa656a4cd8825e9081f2b446ebf10a3d56922bf7a0f97a8e54e6329a9d2aa3be7a885c36e75d57330728cbc5e1031a0b5bc374a730c337a1d4155fcb6e4fe7c
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SSDEEP
6144:OoyXbMSihypExZrT8abfsaY0VwpfJ93BifL8XgaTV/G:WMhxZkazs7pB93BiT8X3TZG
Malware Config
Signatures
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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 232 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE 232 EXCEL.EXE
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\xlwings\addin\xlwings.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:232
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
MD5ee8cc0f1d6cb45abc56a9b55d4d709a8
SHA1a10f80315f8a671817389be0c13bf20ce210472e
SHA25686b4e013e483424bb5f1c738b395db23ceeef395c1f8741b32867e1e488b764c
SHA5126a10a2dc8072f7695ed6efcb43a4cccb5f651337cac7517c1e62fba9929201ebbc103298438c07faa4ae521b2eb51a93f3013aaa71b50d9fbf247157a2f97517