Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 00:56
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260808-1169-8zjnnt.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260808-1169-8zjnnt.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260808-1169-8zjnnt.xlsx
- Size 114KB
- Sample260808-bacwvaztew
- 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 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 4684 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4684 EXCEL.EXE 4684 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 EXCEL.EXE 4684 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\attachment20260808-1169-8zjnnt.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4684
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 a5d3035c7846a9a0d01ce8c4bcfdffefe6119580fede9f650d10a748a40970f8
- MD5 c01015130caaaaefdf6e22d24890b813
- SHA1 3511716917b9be53bf9264ba1f197587f3b6ef3b
- SHA512 b93028e6d703ed024e4db52694f3451259336c0952efa5bc64afef21704ef05882346065f0cbec8759b004d13da995e8e9fb4d107e9eb93f2c80318e54ef9e16
- TLSH T1DF51B302599B0FA7C09442B25E398F56FB30B915D7B0A7EE5548011F7DB3800DA9DB57
- MD5 SHA1 SHA512 TLSH