Analysis
- max time kernel
148s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/10/2026, 16:06
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261001-527357-vzrt3l.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261001-527357-vzrt3l.xlsx
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target attachment20261001-527357-vzrt3l.xlsx
- Size 15KB
- Sample261001-tj656axt5k
- SHA256 aeb1f136fa564ae889631c1754c9e35252b10d084d32532052e4d292a980910f
- MD5 df35ff7158c3c7b9c66cfa668070f8ae
- SHA1 33ae9ca131a6342b64b39b93ce6e5221cc6cf34c
- SHA512 a93ac92bbedf9de04f321657da05fd3a4b6755e57103c6e7fd049b496c0888b7dc37855a8c0d78f8c4e5c0d8e4be8a0d704ca89a8c1e49e3aba6213d68c7b361
- SSDEEP 384:llJ/LtnzmZzR8tRo0X1XMkaBkTbNKN1bJZ7G2u5FFM9u2:lT/hndtRoi1XMYbNKfNhH
- TLSH T13D627D3F0A1626E1C73BF43D86301285248C7872526B72AE32D835DB3B8B6D4076F2A5
- 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 5620 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 EXCEL.EXE 5620 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\attachment20261001-527357-vzrt3l.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5620
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 4f950edd8710d39a4e80fa5856b879d9d42adb04cabd04ccbdf88036c02f4e7b
- MD5 1b50322dbb2bdbee6b973db7f28cac89
- SHA1 bfdc505cd493da3f6186ff5a88adcaeaa0764f72
- SHA512 70f54810905f92e161d4c5ddac4c38ba25b4406b9a58c8c0b0defba900781c34abed65e643fbe435d4f3174985f8311e8004e28c709dbe253b1c27c24aeecd65
- TLSH T1EF51010406C71E47D065C3772B2AE3A7D770BC13AF04D61E9B40A26F2F359408B6EEA9
- MD5 SHA1 SHA512 TLSH