Analysis
- max time kernel
148s - max time network
136s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/10/2026, 09:00
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261001-527357-cn0trx.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261001-527357-cn0trx.xlsx
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target attachment20261001-527357-cn0trx.xlsx
- Size 100KB
- Sample261001-kyn4fsfe93
- SHA256 b22dd5d3aebe209c92d10af0e4994c312e645c02c5d184a12b03c856d71cea90
- MD5 b9688527426a0c9499ed5ad94e114c2e
- SHA1 421a08a25fb22b9ccb885fbb5f6fcca6b918b080
- SHA512 5088e53e4af19aec717c8c3b8dc1d2d45d864b64b499bfea1e8bfdd5aa10f0945c72eefb66d06ea9b4c8eeb1fc00e5954bb740d699820173671e8fcc91405e7c
- SSDEEP 3072:5iweuEK2W7PbokdOlE8r2AwjgPPKeyyicgQfxduFV:529W7P0oOp2AoGD7QQfxdaV
- TLSH T1E8A3F1EEF2010236CBB2E8BFE86C42975F194FD097AFAD0A47996E84C05C5105F572B6
- 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 780 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 EXCEL.EXE 780 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\attachment20261001-527357-cn0trx.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:780
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 3KB
- SHA256 4a9aea99e13589247de5abcf06294a35c4adf9ef26da07531ba9dc5b8e058e8f
- MD5 2204a847280141c1d1afa492f96bbb47
- SHA1 5e23e82442a2a957f1f0e876712a7b824849b8a6
- SHA512 f46f1ee5d43414731ba8f9f7d23417a573590e5daa4fcb7f8a4dbb422d61466223baf2ea2a077d8c88f05f58b7a5996f43ae29b0a287438766bda6a96cca658b
- TLSH T14471D10349CB0F5FC43883B27E2DD35AD7A07C06D716AA2DBE84561B7C3A4008E4D65E
- MD5 SHA1 SHA512 TLSH