Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10_x64 -
resource
win10-20220310-en -
submitted
30-03-2022 14:05
Behavioral task
behavioral1
Sample
b5182104502adb4db536519eec2aeccf023a4a085724b971f60dffd20c1c4ade.xls
Resource
win10-20220310-en
General
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Target
b5182104502adb4db536519eec2aeccf023a4a085724b971f60dffd20c1c4ade.xls
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Size
106KB
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MD5
56abfc5153c5b5cf99bc25f81ee4608b
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SHA1
548bc745c49445520b233e42969c8368b4426cde
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SHA256
b5182104502adb4db536519eec2aeccf023a4a085724b971f60dffd20c1c4ade
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SHA512
64c1905a4bf08d9632938cfe4a7cd538dc65f65b49f8366411ae12917d90fce48b3709729e8d2ed9597d297823f50c39e1b16c949323092927282051ca863034
Malware Config
Extracted
https://www.gessersh.com/wp-includes/ZwQLepW/
http://www.garantihaliyikama.com/wp-admin/FjgB6I/
https://www.fantasticmotion.jp/_cnskin/qfWEQrrwBg/
http://dmcontabilidade.com/correspondentecaixa/TrS/
https://fcelik.nl/rittenregistratie/web/css/B3ILfU8Xk2SsEmT/
http://fanfield.co.uk/cgi-bin/7pp6DjWFNJXY8/
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.
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEpid process 3820 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 EXCEL.EXE 3820 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\b5182104502adb4db536519eec2aeccf023a4a085724b971f60dffd20c1c4ade.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3820