Analysis
- max time kernel
148s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 04:20
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260731-1169-5y1cmi.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260731-1169-5y1cmi.xlsx
Resource
win11ltsc2024-20260710-en
4 signatures
150 seconds
General
- Target attachment20260731-1169-5y1cmi.xlsx
- Size 114KB
- Sample260731-ex4jvstfkc
- 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 5308 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 EXCEL.EXE 5308 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\attachment20260731-1169-5y1cmi.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5308
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 d9b89f91e58c29940d047248c764f6f2bed0c46049579e2f15ea4a5ede442038
- MD5 9b724df81b645bfb13a254777534074f
- SHA1 92109628deee1604b23d096f5a1b43523a486b7f
- SHA512 6a8de10462e773f5b96f9a01a6e469dfecb91263b611b4e5b5d6f082a3ffd54c7f66c8896b6d897ba45a4df206997c5abee65c3213873bebb6fe329cbca740f4
- TLSH T1E551DF220A835F2BC82442762B2AC715D330BD13B714C61EEAD5522F6DB1950CB9DEFB
- MD5 SHA1 SHA512 TLSH