Analysis
- max time kernel
148s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/09/2026, 00:19
Behavioral task
behavioral1
Sample
memBoost-1-7-9-1798/Readme.rtf
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
memBoost-1-7-9-1798/Readme.rtf
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
memBoost-1-7-9-1798/Support/memBoost.chm
Resource
win10v2004-20260911-en
1 signatures
150 seconds
Behavioral task
behavioral4
Sample
memBoost-1-7-9-1798/Support/memBoost.chm
Resource
win11ltsc2024-20260911-en
1 signatures
150 seconds
Behavioral task
behavioral5
Sample
memBoost-1-7-9-1798/memBoost.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
General
- Target memBoost-1-7-9-1798/Readme.rtf
- Size 79KB
- Sample260913-al88raycjd
- SHA256 80aee4294cccd3190a020c34c252f57a7f771b3626b0847b69cfecc19a0d48d3
- MD5 bec23dec858a041a83a2ce6ab5b9748c
- SHA1 b5a1c4f534bf59947f5fad747bd07c0c4d4dc2bf
- SHA512 ededbb326b0a137bffd487f8953e40d001dda8ab0204ed66e909c46cbd6a92767181ee1b21dbf8546ae98d6777b60e3fc1760fcacc8a2eb08b251b2cb19141fd
- SSDEEP 768:lEcqa3HUzX0TleviG/aV5qpt2LlG6sjyxMaPMc5x3bxbnlXWFiG/aV5qpAuL1KSg:lEpa/kDreB
- TLSH T1098364B805428391D2724784FA5EF0CA6E35F11418E578D472EFC3BAA13FD2EEE54962
- 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 4828 WINWORD.EXE 4828 WINWORD.EXE - Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 WINWORD.EXE 4828 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\memBoost-1-7-9-1798\Readme.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\TCDCC54.tmp\sist02.xsl
- Size 245KB
- SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
- MD5 f883b260a8d67082ea895c14bf56dd56
- SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
- SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e
- SSDEEP 6144:JwprA6OS95vtfb8p4bgWPzkhUh9I5/oBRSifJeg/yQzvapSiQhHZeruvoXMUw3im:uP
- TLSH T15B346895A6DACF144B71F23FD8B53492EA1DC87B29342D41F1DC733717AE948822B622
- MD5 SHA1 SHA512 SSDEEP TLSH