Analysis
- max time kernel
148s - max time network
136s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 00:46
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260803-750-4lxs45.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260803-750-4lxs45.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260803-750-4lxs45.xlsx
- Size 114KB
- Sample260803-a4mgpshr4t
- 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 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2476 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2476 EXCEL.EXE 2476 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 EXCEL.EXE 2476 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\attachment20260803-750-4lxs45.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2476
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:3232
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 c80c7f14178ce16b9ac819eaa595521c48d3a9a4cdcbe2db9a2c2ca3e51c1370
- MD5 07a9a403a68d7ba872d7cfc59107b4e1
- SHA1 794445417c733e2af8770ffd0cb1e21026085884
- SHA512 b8b49c09d0dfba9d19b28809da3ae096d3bcc453fb74dcdb8ddc67e307f46f98da07bb77d2d23c4c4a297441e6e28d5dcbfc23570b3ec7dc5dd0dc19bceaf168
- TLSH T10421F3060EDF0B37C01442F65E7643AFF2717C14D712825EE2C8516BEC65591CB69F1A
- MD5 SHA1 SHA512 TLSH