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
31/07/2026, 09:46
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260731-750-c2fzip.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260731-750-c2fzip.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260731-750-c2fzip.xlsx
- Size 114KB
- Sample260731-lrlv7azzft
- 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 4264 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4264 EXCEL.EXE 4264 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 EXCEL.EXE 4264 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\attachment20260731-750-c2fzip.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4264
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 2951805b5035180d8c85864d46e74600ec41a59e628bcceed4e231b3ef64fc8e
- MD5 69bba1c1dae69e233bde4a2c2a3d4048
- SHA1 b1b1ca2475b9acbed651626ec9f80496d3b168bb
- SHA512 6cdc955b4e30c1d691b9eff6faa673df0160e82233e16b2b350c446f788d3f3c5c17881795041fdbfa985682a86e3ff907a57fb94ec8fcc1d6ea61e6a6829665
- TLSH T1DF21420119EB0E57E4AA8672363E674BFF30FD415F109A4E9300A53B2DB5510D68CB3B
- MD5 SHA1 SHA512 TLSH