Analysis
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max time kernel
129s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
06-08-2022 07:39
Static task
static1
Behavioral task
behavioral1
Sample
SOW-QF10097738.xlsx
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
SOW-QF10097738.xlsx
Resource
win10v2004-20220721-en
Behavioral task
behavioral3
Sample
decrypted.xlsx
Resource
win7-20220715-en
Behavioral task
behavioral4
Sample
decrypted.xlsx
Resource
win10v2004-20220721-en
General
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Target
decrypted.xlsx
-
Size
91KB
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MD5
af977fa8c8d1da12256586352eea6eb5
-
SHA1
a8ebcd293afccc251baf6180b6ef8f3227356ed8
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SHA256
31bf881e4d334f6fe8db71aadec707e2991ae174a3b20e37443b3581b8befded
-
SHA512
da30dad3c56a7cd03a27a60ba085637df879cf18142a893f941c24ea93d8fce3d94bc493376ad38b12d9d27b612e2b0f28abcbbe7edd9f5dd682ecb49b430ae6
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.
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 4088 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 EXCEL.EXE 4088 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\decrypted.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4088