Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 23:16
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260727-1158-rrvstp.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260727-1158-rrvstp.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260727-1158-rrvstp.xlsx
- Size 15KB
- Sample260727-285ydstala
- 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 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2968 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2968 EXCEL.EXE 2968 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 EXCEL.EXE 2968 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\attachment20260727-1158-rrvstp.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2968
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 1f2c40633132a2c22a7bda1fb05dceb7aca30cf39c1c55bb25a1e3bb0d3aadd9
- MD5 866ccd86635aa036f6624df478a090e7
- SHA1 83d27c59ac94f14809bba1497daccabe71b05bba
- SHA512 0e238157eb36cae66fb10152160ed395031fd49a0c97b42a94d4391eaa118f0439d6d3a0bdaf40da91d3d99c3f45350af811a8326f2421191f0a20bd4edfdcd1
- TLSH T1E721C0060ECA0F4BE0608732BF39836DE330BC13EA50971DD688935FAEA5850D54CE5B
- MD5 SHA1 SHA512 TLSH