Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 16:13
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260930-429995-krkqoo.xlsx
Resource
win10v2004-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-429995-krkqoo.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20260930-429995-krkqoo.xlsx
- Size 15KB
- Sample260930-tpem4acd64
- 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 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 5040 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5040 EXCEL.EXE 5040 EXCEL.EXE - Suspicious use of SetWindowsHookEx 16 IoCs
pid Process 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 EXCEL.EXE 5040 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\attachment20260930-429995-krkqoo.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5040
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 1KB
- SHA256 77d22ad1c909070397fe61412dda09bc23d6d529f8773623ffd8a598d07672dc
- MD5 bc4a5f828efd9f66a9a7601f2e24eb07
- SHA1 659f454a9e3f7ef5fa6ae022a9a5fc99ac54046b
- SHA512 efa53a8099b68ad08afe8185522e51e409db9eac51ab4a016b2066408d5b3d22925f2bb2eb4fabd23b238b8cebde51bc642d5971bb3bc637c3ca9ea77b84ba1c
- TLSH T17F4104061E9B4F1BD07646321D3B1BAAD2307916FB1DD24EB284513F9D65900D98DF0E
- MD5 SHA1 SHA512 TLSH