Analysis
- max time kernel
148s - max time network
148s - 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, 20:14
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-1169-a3v0v2.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-1169-a3v0v2.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260804-1169-a3v0v2.xlsx
- Size 114KB
- Sample260804-yzzs8syfmb
- 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 3788 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3788 EXCEL.EXE 3788 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 EXCEL.EXE 3788 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\attachment20260804-1169-a3v0v2.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3788
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 7b3abb9f338f018d5d812f6b1d308138b78c09f53ed3d395ae48798320b01017
- MD5 0842ac40e708faaf6d6fd36c9e6cf9bd
- SHA1 86a31df0b872204dd4ac45d3f42bab3d1c952bd1
- SHA512 424d707fe9ef124f6e321d57ca30f6c0baec12ae99f7066778235aa4cf10419ff76750ed626001d2ad636cf87abf0e027c3afe9c26ead2b2a7073237747949d8
- TLSH T1F121C0172ACB0FB7E020433A8E768359D724B8119354C20EE58C915F7CA9720A659B7F
- MD5 SHA1 SHA512 TLSH