Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/09/2026, 08:16
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260916-764-rk51k6.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260916-764-rk51k6.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20260916-764-rk51k6.xlsx
- Size 114KB
- Sample260916-j54xtavybs
- 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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 3160 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3160 EXCEL.EXE 3160 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 EXCEL.EXE 3160 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\attachment20260916-764-rk51k6.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3160
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 f3a87ec84b16e55b68b7f0ad0456852c540eb64c00bcce8a4583a48e6b07587c
- MD5 db5c6e01118dbe565e332e89ba49b55e
- SHA1 8fe29e2d5384b85d299c19851a8c43b43583b7c5
- SHA512 fcba3638f7ca8c37af3451db4e39ac6b253d832abe60c589b3e5ca018649aaa469b8568f9d0ecd5bf07c78939423ac2c1246ab11b0babe00d83c4a4f592d3d54
- TLSH T18921EF434F8B4F2BD129477A563A8389EA30B916AB18D35E93C4E2BF6C641009D1AD1E
- MD5 SHA1 SHA512 TLSH