Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/09/2026, 14:00
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260903-1106-r8wr4n.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260903-1106-r8wr4n.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260903-1106-r8wr4n.xlsx
- Size 15KB
- Sample260903-ray23shf87
- SHA256 89d9f6bb65099039c3f1c946823c62167eba2c451b6fcb741cf88a07a2d3b87a
- MD5 fccf4f30cd96fbfa533aadfed13fbd7e
- SHA1 9ceae414bfa2a3d914c40746720246293e4f6884
- SHA512 dd38fb8367d128fd551b46f88dc9ae77eab86e6131a3da7ecafdace7c0790f172edbea44ff7918d9218f8496202e3da0304a4a11359e78c12e10059213c77b9b
- SSDEEP 384:rxBFlE6uYXcle7bZbeD09MGN1JCmmQvq0Cxudf:RlVucc8/t7lN1JC10CxE
- TLSH T1B7628D2EF1923DA8C727947ED05808EAB8BC64553557B01E7C58F20B23065EB23CF59D
- 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2488 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2488 EXCEL.EXE 2488 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 EXCEL.EXE 2488 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\attachment20260903-1106-r8wr4n.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2488
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 1b333b92f49472c3b1095622ab7ee7e43921a5ae8435304f0b5aecdf03b3e420
- MD5 29f847c63862d1aa346807cefe6a209c
- SHA1 bc18f742fa0e94bef1533a17e915239d7145c47d
- SHA512 6ea5ffa33f299bf648aadc8b40f2b9c9d7ccfbf676a214c97bd8e1e560d74b4353061c78c675b0432c98bf474c2c041d659d6f39cd8d2a0ba90fee1092b27c8b
- TLSH T14021A0019D832B2BC065A3325B3A5346DA60B813D634C61E9384622B6F748109D9EB2B
- MD5 SHA1 SHA512 TLSH