Analysis
- max time kernel
148s - max time network
135s - 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, 18:58
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260803-1169-ttprfs.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260803-1169-ttprfs.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260803-1169-ttprfs.xlsx
- Size 17KB
- Sample260803-xmhthswerf
- SHA256 0d86fc0a998967a5364e9fc7582f108b01973d90dd0d3d8fd7d55221ed17c47c
- MD5 451c6ea821ad114abafabe447c96c112
- SHA1 473adb6d8657712760af952aa61bf8e1580676a4
- SHA512 5a407331886a5542e7d65952e5e5daf89a2c373d773cc224f8eb809df38ad1879a7b6c0af1a418c6e83d1713dee6488127b5aad615a77bbdbc2f3133f85eec33
- SSDEEP 384:tMyUz/y3kM0B1vMSa1dpH/MRmWZqw0JfX2BtwcGFW:ivzEj0B1vMSa1dpfM770fX2fwcGFW
- TLSH T1F382AE3A96110C61CB1FA4BFD170071A61EB6A9295D633933668E2A839C33D53BEF153
- 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 2860 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2860 EXCEL.EXE 2860 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 EXCEL.EXE 2860 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\attachment20260803-1169-ttprfs.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2860
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 6accb57a9cc3b47f2b909725bf1eda96ff9d307a4586e8f4b59ae120d049e2f4
- MD5 dc8af5915e6c272dff692769adbd1710
- SHA1 a144c6c7e5dc592c900dca2635713e35061544cc
- SHA512 4cb8bb03cdeb09e5d1cedcf24560122572349e2fb6e0a23814195353f68f486058de2c7622fbd4a305473d45bdf03b3b8c8f5e7224f873b3bcd4b13bd41fb887
- TLSH T1782116134A8F0B3FD164457A6B7B939ADB38F9739708420E98C42D1F2EB29514A49B27
- MD5 SHA1 SHA512 TLSH