Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 23:10
Static task
static1
Behavioral task
behavioral1
Sample
LearnUpon-AccessRequest.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
LearnUpon-AccessRequest.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target LearnUpon-AccessRequest.xlsx
- Size 42KB
- Sample260724-25ratsef97
- SHA256 af98593774b4eb3a0af82c3dba3b8972d10161d562e4604cfcb1349a5575f455
- MD5 5f5cc34ddcb7f7fb5d5d92729a803673
- SHA1 34904a2c7a618ec015e5d42da992d1833cf0ff8d
- SHA512 0caa811c7f837a110e826095e252bedf309bcdb8bd77a99a8dee1dad4559a2520b1976e602521f34c6b164631206d95142ab4f3b50bd1d92e10030ae8ec49932
- SSDEEP 768:whSfGdJ28TTTTTTTTUd8ir7H5jafQjWLQL4Rsqg8LevPfNJQXLje7:mJ2j6sL4RhLeHnQPM
- TLSH T19B134DD2C7136C99E0DCDC349A640494A6D7A37E69B8089B684EDF51ABC2CC423F53CE
- 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 4444 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 EXCEL.EXE 4444 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\LearnUpon-AccessRequest.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4444
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 3KB
- SHA256 2579bf10accb75612567ba4209079d3f79a67fad8d4590fd5f158edb59c7ae06
- MD5 ae8276b6d2e27bc70d389b51b630cc62
- SHA1 bd69ffab172fede81735435b9ccbf000d8008328
- SHA512 b045b63480cbf09144990a2848d866e200be71af4eefe932bd435692f21cd075e39a2ebd9c51f39440f6863fc0297c8edccbe8427a4fa13d3b593e0a3a95d612
- TLSH T1137111124EDB0F0FE12502B61E3FC355EB30B932A728D60E4548925FAC65661CD89FAE
- MD5 SHA1 SHA512 TLSH