Analysis
- max time kernel
148s - max time network
128s - 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, 09:48
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261001-527357-lexmn.xls
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261001-527357-lexmn.xls
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target attachment20261001-527357-lexmn.xls
- Size 100KB
- Sample261001-ls436avalb
- SHA256 8b845dfcc2aebb90d5a950f4a3adc9eeb2cc251c77c252b7e4a58c0958cca9d3
- MD5 515ae7e780940977a9ca9903a315bc49
- SHA1 b65f19d79abcb5bbb2f18f12f729fc2bb3a573be
- SHA512 7a1d6ff7b307360e3f982f36896a2a3ef10cc9734601a2f6c8d9b274cb408a5db44818feaf756a67bcac65c607f87c21c193f83c7daa9ffeea126d5df63ff031
- SSDEEP 3072:zgk3hbdlylKsgqopeJBWhZFGkE+cL2NdAlwVtAxGC//j0/:8k3hbdlylKsgqopeJBWhZFVE+W2NdABa
- TLSH T195A3A2A29F7FBEB2C53DE23984A915741732DC011D394B8F62D4A4646EF3EA73B00586
- 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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 3200 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 EXCEL.EXE 3200 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-lexmn.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3200
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 3KB
- SHA256 2e99615691ee09cf06209a50b8328436fe9b4cbf008bb769ea8b33f58f4728a7
- MD5 07bfb5de88569580b39564e7e43d6506
- SHA1 843d410b7c407dc3f97ac97b06fbd0ba8effbff4
- SHA512 16e822da9e9d9b301263dcf276877ec11c6181834bd0a799eb4542c89b6b346dc7a34c6634fcaf8eeeaf5db0c248a8cfb430d32d1786a48afcd66e699ece9d82
- TLSH T18E7143068FDB5F2BC1250BB33A264316E670BC11BB3AD31DD680926B3C786808D5FE19
- MD5 SHA1 SHA512 TLSH