Analysis
- max time kernel
148s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 08:53
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261002-278819-bu2wy9.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-278819-bu2wy9.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20261002-278819-bu2wy9.xlsx
- Size 15KB
- Sample261002-ktlsjatzas
- SHA256 449afea5657841409d9689f064545165c08fa4cb6ebd29bcead38152e9373558
- MD5 70c0ff18eefa3b8bee8c7c21d97c3307
- SHA1 1c5bd99a621f57c460bf2167b1a10c09babee027
- SHA512 ca62ccdd36f34a3c51ca3ca4db77e54c3365202f747dc44d7c1a5daefb61a51c856c4ee85c67926670d69965764bc11992dc70755757464030198afe235f51fd
- SSDEEP 384:7K+s7L63D5zv3yBpQ3lWQOCqdH5wCBCJSqxFOn53jUO:e+x5JOCqN5fkHC5TV
- TLSH T1F6626C3DBEC0C855C627A9B16A19E0815DCD046F765EF11B6B80B09C1266BD01F0FDBE
- 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 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 4208 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4208 EXCEL.EXE 4208 EXCEL.EXE - Suspicious use of SetWindowsHookEx 16 IoCs
pid Process 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 EXCEL.EXE 4208 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\attachment20261002-278819-bu2wy9.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\44KWZCJYV8E4Z7I2D39G.temp
- Size 1KB
- SHA256 0ca286fafd8a1e9790ca7b826fe4fe5acf20ffdc8ef885d3914a0c8659159013
- MD5 cb3adaabcf8c4922daefdea85ffa23fd
- SHA1 2efd95e2f3b771588f71c21a81826761559f8f58
- SHA512 b9b40d3c7a5ade117c8f12a2868b3cd60aca66767b6052e37871a925bf4c445e20748a8f1527c0c1e978cdcd18e6258b58999fb6f9e92b21ea2d41f1ddb3bd7f
- TLSH T1542100425B832F17C1A48BF2332B4792EF70FC229314960EE584125E5EB2551CA4EAEF
- MD5 SHA1 SHA512 TLSH