Analysis
- max time kernel
149s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 22:22
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260728-749-irjaa1.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260728-749-irjaa1.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260728-749-irjaa1.xlsx
- Size 114KB
- Sample260728-197ypsy1ct
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3760 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3760 EXCEL.EXE 3760 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE 3760 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260728-749-irjaa1.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3760
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 3KB
- SHA256 8a8b1db8f52accf023d8a8ad7e6d0b91ec0d9f95100abe5ab927ea4886b4e6db
- MD5 a07fb79e225dac37cd9186f5bee3c2fb
- SHA1 d1014f0a4cbedb4f1434117c9dfba40c2e226108
- SHA512 ada08ee97c05e48f5e48269ea5bee1ca48351c77625379b94c6c731957c89d28dfa857081a825199272871554bcd4f873edf0cae9da8cd77b26689b90631891f
- TLSH T10271DF034B9B0B1BD85482323E3EC75AD6317D13AA14E73E67C4963A3C7A550CE4DA1A
- MD5 SHA1 SHA512 TLSH