Analysis
- max time kernel
148s - max time network
121s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 06:08
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-1169-irh3st.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-1169-irh3st.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260804-1169-irh3st.xlsx
- Size 15KB
- Sample260804-gvv6tasene
- 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 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 5324 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5324 EXCEL.EXE 5324 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 EXCEL.EXE 5324 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\attachment20260804-1169-irh3st.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5324
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 ae9ebeb0a77a8366469b811b9da8522f8d346a50f82e83fbfac3362105acf40f
- MD5 c5efc5cad48d3f5a04f0d57fcebf774b
- SHA1 2be1f9605b566989efd435ac8aafd261d67c1aff
- SHA512 b3b3935a276432d31936262ffbac7a9445093f8a932dbd437a2fa9d0c05581ca16bb6ee14b5051dfa4084c47e9d44ac76ccd7686e8fab1c4756a82d9e0ac41fe
- TLSH T12D5124151E571B2BC0A443762A3A83AFD271BD11E72153AFBBD8122F6C715508A8DB1E
- MD5 SHA1 SHA512 TLSH