Analysis
- max time kernel
148s - max time network
138s - 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, 10:58
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-750-4p38ob.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-750-4p38ob.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260804-750-4p38ob.xlsx
- Size 114KB
- Sample260804-m2s8padk2t
- 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 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 1816 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 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\attachment20260804-750-4p38ob.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1816
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 e312cf520b4015c2f9162495b806c46e5ddd3478959860ab625622c479a9938b
- MD5 a6dedace4db8222c3340aba779743f40
- SHA1 057499697c7abde4036bb09ada18c1585e28c03f
- SHA512 3e06f6f6dc70e4b8f40eb6f4eb291de40f4f023a9cc51aafd3a6764ee150277137ff3933bcb3746762d6baef15436a1fa2850407cc848667f77039bf9d07cc48
- TLSH T18821F3008BD66B5FC07643762E369749DB70F901E609D32DA2C099DF7D344608BADA0E
- MD5 SHA1 SHA512 TLSH