Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 12:34
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260803-750-pukhck.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260803-750-pukhck.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260803-750-pukhck.xlsx
- Size 114KB
- Sample260803-prq2pabj3x
- 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\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 616 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 616 EXCEL.EXE 616 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 EXCEL.EXE 616 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\attachment20260803-750-pukhck.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:616
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 d3482234b55e27b4adc5251694b4284a730716e443a9c29ccf751f2791f7052b
- MD5 f6a0a4e4022526e0d22c18381c4950ed
- SHA1 ea55d04142264651b8d6933835d0b83ff33e95d9
- SHA512 5936047e94f5c7f0c029d35c07c24a5f4e47b9f9636855dd2f0fb1c79a29731608e699d06317083511d65bc8d611958a6c5fe7eb7f8ed7bd926592d12926ddfa
- TLSH T1475111030EC76F5BD16807351B2A8B29E330B903BE10D71DA38C621F6DB5D509A5CD2B
- MD5 SHA1 SHA512 TLSH