Analysis
- max time kernel
148s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 01:54
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260729-749-4btfud.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260729-749-4btfud.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260729-749-4btfud.xlsx
- Size 114KB
- Sample260729-cbjlfstxht
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- 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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 3368 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3368 EXCEL.EXE 3368 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 EXCEL.EXE 3368 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\attachment20260729-749-4btfud.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3368
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 1b4f7b7dd4d7fb8248848836920cccf2d39863df106ab708f87b30db36a16721
- MD5 46a90845f7085f737e7859c110ea569f
- SHA1 557969d9aca79cc5d5315f388e63195d5e871388
- SHA512 fb99b3ac968f0fed9c6f01116e478833090cdcaeb57f706e5aeb25bd170187e3f342143741e5bbb8081d70684168e6de8afb15e86494e4ae1562f2f10f09d286
- TLSH T1A251010259570F67C0A846711E2F4B52FB30BA16FB3077AEA395211F3C76D408E9EA27
- MD5 SHA1 SHA512 TLSH