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
03/08/2026, 06:02
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260803-750-m658v5.docx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260803-750-m658v5.docx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260803-750-m658v5.docx
- Size 104KB
- Sample260803-grepnazcle
- SHA256 4c5898e2bc707b9a6a067468a2c6f395f17e9fe3d4acf7379cf32551ecc45b15
- MD5 aa15fcf0964e4515c4931b5bf81f5229
- SHA1 9c8f674d95e1e518fbfe598dabd18a4bc0ca011b
- SHA512 4695c5e40f81fc580535418dadc189699ca1fe1b5fb43dbcef7f193766bfae43b2c58b934ebf191169e7803c6fb582783f8aab35b4d41afdb85db9510143f877
- SSDEEP 1536:JORhN+gPY3tH0bO6ZZAnXJzy3mCaIRgqzdS6JGQYwB1prxK:JOXNrbO6ZZchIPIS9B1pNK
- TLSH T192A395998D79600DD0773FB49BB5A494E771F6B23E4E4E2B02AC74742FAEC2997C1804
- 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 WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4140 WINWORD.EXE 4140 WINWORD.EXE - Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE 4140 WINWORD.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\attachment20260803-750-m658v5.docx" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4140
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
- Size 3KB
- SHA256 ec5941a97f40b80f4d17e9c154074ff86d1a60de031bee64fc8747f4a57bb598
- MD5 ffed92db995950e9f4558058901e0b9b
- SHA1 ff666feb814bf137f1e8c55ca2d6a4c11cb0402a
- SHA512 ddba9a5332a6454753e548dae2fdc79ff782fc543c0caeb10c05d8a58eae9c0c80df2524518de7b6521d970f3f869f00786a98d1bfee0c8d3c42c4c42535ad51
- TLSH T1D7710E01CAEF7B1BE4921236563B5356CBB17E02F604A62EB280A017BE319245FDDB5D
- MD5 SHA1 SHA512 TLSH