Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 18:34
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260802-1169-brsg6r.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260802-1169-brsg6r.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260802-1169-brsg6r.xlsx
- Size 114KB
- Sample260802-w7rfqaeb58
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- 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 916 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 EXCEL.EXE 916 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\attachment20260802-1169-brsg6r.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:916
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 4KB
- SHA256 a5d7bc9cca3dca8d69412dd38b8efe605b392c65f0a58b91d4e0ff10ab822256
- MD5 a44a05684d4fabe8c0a616c4a4530eaa
- SHA1 12cd3c419e3bb586f0c4e53acd845b15ecde4c3b
- SHA512 12605f67a9395cc6829a02f5361e86fed7700b6202463268309cee4ca0c233879857912e4aa67a322416dfd81b5964bc1ed780e12d3ce56d4e7dd933b272918d
- SSDEEP 96:Ug7FRxdhTRydheSBdjRwhdJTV0adN/RkdRRp/dekZ:Uc7h1qRrlwLRVDNZofp1z
- TLSH T1CD91380389874F6FC06806792A2E4B17FB307D52DB50679E5580509F3DB2C50CA7DE6A
- MD5 SHA1 SHA512 SSDEEP TLSH