Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 14:08
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260807-1169-2jos77.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260807-1169-2jos77.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260807-1169-2jos77.xlsx
- Size 17KB
- Sample260807-rfkrmsxbmh
- 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 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 4136 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 EXCEL.EXE 4136 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\attachment20260807-1169-2jos77.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4136
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 1fb51429f39b040d9fc4783e2f9b6ec221dae31912385afe8c1756b5aa3d988d
- MD5 91c72771ab8e359eb2764305c1cf6f8d
- SHA1 b0c07239ed633bff2aa1e22fc0da56f299b3d08b
- SHA512 6019a66e3c6cbb3be6d1f1c1969c595655cb21cb1c5a490f053b354df3bf7b565927887034c5aec13bbe1d0bfbeaa297728bbb9e62c284d85d832971f87ec2e3
- TLSH T16F5133028EDF2B1ED05A433126364345DB70BD62E605866DB284A55FBDB12206EECB1F
- MD5 SHA1 SHA512 TLSH