Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/09/2026, 09:42
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260908-1106-cbrsit.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260908-1106-cbrsit.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260908-1106-cbrsit.xlsx
- Size 17KB
- Sample260908-lpcvhaef37
- 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 1860 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 EXCEL.EXE 1860 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\attachment20260908-1106-cbrsit.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1860
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 2KB
- SHA256 57674c24a08b46a5a85072a5f2e632ab454024ad363b54cec15c06542a2a8df6
- MD5 e23fb98896a1741e1b6e33f3154bbda1
- SHA1 7b336dfa95b23877a299d846fd8bc2d2fee4a34d
- SHA512 b79f2848cbd7010c12112435e748dfda0e02dc81a6f49e7c62e4b53d3df86f784ec992a611e3ecf683e7a3ed2232f05f3f099ca6a13be62bd0ab211e08d1d52d
- TLSH T1C851D1031B5B1B2BD56442753E3DC79ECAB0BC03AA54DB2FA384C22F3C69510C95D96E
- MD5 SHA1 SHA512 TLSH