Analysis
- max time kernel
149s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/08/2026, 11:16
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260807-1169-cj264h.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260807-1169-cj264h.xlsx
Resource
win11ltsc2024-20260710-en
4 signatures
150 seconds
General
- Target attachment20260807-1169-cj264h.xlsx
- Size 17KB
- Sample260807-nc52matemb
- SHA256 0d86fc0a998967a5364e9fc7582f108b01973d90dd0d3d8fd7d55221ed17c47c
- MD5 451c6ea821ad114abafabe447c96c112
- SHA1 473adb6d8657712760af952aa61bf8e1580676a4
- SHA512 5a407331886a5542e7d65952e5e5daf89a2c373d773cc224f8eb809df38ad1879a7b6c0af1a418c6e83d1713dee6488127b5aad615a77bbdbc2f3133f85eec33
- SSDEEP 384:tMyUz/y3kM0B1vMSa1dpH/MRmWZqw0JfX2BtwcGFW:ivzEj0B1vMSa1dpfM770fX2fwcGFW
- TLSH T1F382AE3A96110C61CB1FA4BFD170071A61EB6A9295D633933668E2A839C33D53BEF153
- 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 2880 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 EXCEL.EXE 2880 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\attachment20260807-1169-cj264h.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2880
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 312fcdfe82a7db25a0f60fee55e8800f21766a2d8133db984fdc4fec4290de2d
- MD5 451b118594b187fa0b3660eca479ae49
- SHA1 3e4cb2dbdaa72e6885673b016d814c65d61c5482
- SHA512 4dee2c17ff402a7793eda4acbd4d7a7d4379a015d73ea44d351cc3eafc69e5cb6bb6be66df527682cf38a03c3d937c2c9347cbf028a49be65b4efb461539620c
- TLSH T19041124206C70EA7E46093B7A33B674BE7607C029A14C31DB244C55BAEB6900D71D62F
- MD5 SHA1 SHA512 TLSH