Analysis
- max time kernel
148s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 04:38
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260731-1169-txfs04.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260731-1169-txfs04.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260731-1169-txfs04.xlsx
- Size 15KB
- Sample260731-e9dh7swsgt
- SHA256 89d9f6bb65099039c3f1c946823c62167eba2c451b6fcb741cf88a07a2d3b87a
- MD5 fccf4f30cd96fbfa533aadfed13fbd7e
- SHA1 9ceae414bfa2a3d914c40746720246293e4f6884
- SHA512 dd38fb8367d128fd551b46f88dc9ae77eab86e6131a3da7ecafdace7c0790f172edbea44ff7918d9218f8496202e3da0304a4a11359e78c12e10059213c77b9b
- SSDEEP 384:rxBFlE6uYXcle7bZbeD09MGN1JCmmQvq0Cxudf:RlVucc8/t7lN1JC10CxE
- TLSH T1B7628D2EF1923DA8C727947ED05808EAB8BC64553557B01E7C58F20B23065EB23CF59D
- 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 EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 1300 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 EXCEL.EXE 1300 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\attachment20260731-1169-txfs04.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1300
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 257975b54cee1aba26afd1d582baf47d902537e72d30223552ece3905b776eac
- MD5 37ff6f9787e9e4479961da8cb2aba2c6
- SHA1 fcfe2f97d41ffc9683a6eabff21f22bc2db7bf1e
- SHA512 0dd470ac38b6abbf6eeb9d9c922f46af50c65c74ac091609a0fceff80e1ef7666d9b26dd3e8ed19798c67b248640fe28f08e5545a03b4482f00f6989ee0de176
- TLSH T13031FD024A5B0F7BC45802B62979C74BCA707C15DAA0872F97C0863F7CA9560DB19A5A
- MD5 SHA1 SHA512 TLSH