Analysis
- max time kernel
149s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/10/2026, 18:26
Static task
static1
Behavioral task
behavioral1
Sample
proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx
- Size 115KB
- Sample261029-w3prbssw4p
- SHA256 8045470f68fbd644aec0df6fc93a93905f721fe0e1a9c6a5a1a6e8c3225c4032
- MD5 78a73ab212c60170d4d4874557ef5811
- SHA1 f33ad3c2759afb90d1dac3c28ffc1388700dcac7
- SHA512 b3ddceead76216e2a5c356e2e8222d2db4191bcafb68fe46b559b47daed4bd4044cafbfd2973936b895c8f8d1238f60f5cd0f100e341fc1149e07e0d17550c22
- SSDEEP 1536:q1A5ZX/EptOYA5ZX/EptOXA5ZX/EptOgAh3j+jzc8KlcTR1y5jzoZmdZU4ZsS9GO:RZMpWZMpZZMp5EzsdTR8jz1dZUOMm
- TLSH T10DB30111F69245A0E0B36DB28235C89549F6BDAE70B8DD2A7AFD701C81BBDC14B335C9
- 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 3024 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3024 EXCEL.EXE 3024 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE 3024 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Documents\proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3024
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
- Size 435B
- SHA256 52afe25ffbe53d8ea28a1b8155466b3b49d9633bcd68c4326e04f2869000d860
- MD5 d1d826bdd75cbd776e97d8b70ca6b02e
- SHA1 5718b4977f2d0da536818615449293358ea119c7
- SHA512 dcd4e188dd863f4d77f9cb1a95fead292aecddc671d55407a83e369f62bb8733a2014659b9a65952b7ecbab4a7248b46ba2193aedd4d8d8c0b606e4d26f13c84
- TLSH T1ACE030576376D7F4977E499438380CF84AF28D98C7BC106538ED0EA61CB054BA0D7558
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GKDCX09J0XB6AQ4K4DCV.temp
- Size 1KB
- SHA256 92f173d296ce4237442c14cbf82de289b741231f872fdf280c9f0920b11d292e
- MD5 632a70d1dfa58fa3659c17ec06eb7850
- SHA1 5cf46a4c739a5da63109e6ad7236db197095e176
- SHA512 ebeeec9233a7e78c3c29a4c66a0df91cb5a2e70c38225cd3375b42a8da310f8e414ab5b40f12c58cb14c5826615a3d1f8681ec2cf6446f1585a3e0afccfab7a8
- TLSH T1F321F0401AE71E2BE86183B62B3B4316E6307C126E05532FDA47D13B6D7D800CD9FA9B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MJJMVD69RC10VK81IR3Z.temp
- Size 1KB
- SHA256 1af960ee91e8b73deb332f336678f4384c0d80c180182013b970bed50de02374
- MD5 4c12d8e431824d9c920d7d3154630468
- SHA1 146c3bbb74064bece7a3b0e8818546759d94ef87
- SHA512 36d974d847d9b66f9bd8c7a0aeeca419c726c2c824bd6467e0513661dc8b53ab3710cd1570726be423fc3d330962a3e23871193c635a4af23184586b80f2174a
- TLSH T15241FD001BB71E2FF87147722A3A471BD6307D92AE05532E9943913B6D798008C9EAAB
- MD5 SHA1 SHA512 TLSH