Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 19:42
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260802-1169-k4854n.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260802-1169-k4854n.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260802-1169-k4854n.xlsx
- Size 114KB
- Sample260802-yenv8s1bkf
- 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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 4592 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4592 EXCEL.EXE 4592 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 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\attachment20260802-1169-k4854n.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4592
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 1fd2d828ab3c3f70802ff5fa4a883e63a83bcaac47b9e405a1d941f571f39260
- MD5 f1777a7271164889ee2e6cc2ccfb7bd6
- SHA1 6d184dd6c958375c583f65d14a862837ac3da7b3
- SHA512 4dee9d3b927da76f579cb5d6f1eca5c6ffc13735663e3e9da879f8d0aa2f2045df345b421f1b6291edd68dc06960b091ffa89f4ca3ee3c4aab31e338efa4726c
- TLSH T1D151EB015A474B26D12482739F3A8766E728BC1BD624860FA584622FBFBA5408D4DF7E
- MD5 SHA1 SHA512 TLSH