Analysis
- max time kernel
148s - 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
09/08/2026, 02:44
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260809-750-2rfv0a.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260809-750-2rfv0a.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260809-750-2rfv0a.xlsx
- Size 114KB
- Sample260809-c755bsyeng
- 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 1128 EXCEL.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1128 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 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\attachment20260809-750-2rfv0a.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1128
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 644B
- SHA256 74d8695f83bb4b4d0532f007715ec88ba3e09d2678fa7dfed7fca6becbf7f9f2
- MD5 052cc440aa4641d5e0ef14806770404b
- SHA1 652a68745a617938148f50f2d913510af01ecd6d
- SHA512 7d333b5e239e41d5a22d27130392e758b8af93ad76058d448039351b78bf07d57cfd673d9b2ec4818f3cce5d137f6bd58e9af810ab9831aa84d0322ebd23c84f
- TLSH T1E9F020400E4B1F3BC229023A593B8385C330EC239328A61EA54417AF4D68A61C9C89AF
- MD5 SHA1 SHA512 TLSH