Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 13:45
Behavioral task
behavioral1
Sample
MaxLocker.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
MaxLocker.exe
Resource
win11ltsc2024-20260710-en
8 signatures
150 seconds
General
- Target MaxLocker.exe
- Size 936KB
- Sample260813-q2el3szzf1
- SHA256 3a5fdbfb2ba1b17dbc855f3ab3e5cbf8362a627fc957f95319d25bd2f5b1ed01
- MD5 aa06623fbe1e169df89ab84c12cb3b73
- SHA1 c60389088a8f40239849eb596564eff13b5c269d
- SHA512 2e27a8cbd3db12d2f64d806155fa2791bf77bcf2544083fa0f76c806deee020046f842ecf0b8eebc3745e42a7f9c21456de7c9cf810b1abb159f98df2251e9f7
- SSDEEP 24576:5pXA40QoRbeIzW4iEZ31m2Rx2+siA/s8:5pgDiEB1vRYd/
- TLSH T1B815F142779716EAE6738D3889A2D312EF32F8560B65D7CF63900EE52D232D01D39B52
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions MaxLocker.exe - Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2246396966-3025826688-3847171515-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" MaxLocker.exe - Disables Task Manager via registry modification
- Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools MaxLocker.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2246396966-3025826688-3847171515-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxSecurityUpdate = "C:\\Windows\\System32\\svchost.exe" MaxLocker.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 560 MaxLocker.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 560 MaxLocker.exe 560 MaxLocker.exe 560 MaxLocker.exe 560 MaxLocker.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 560 MaxLocker.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\MaxLocker.exe"C:\Users\Admin\AppData\Local\Temp\MaxLocker.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Disables RegEdit via registry modification
- Looks for VMWare Tools registry key
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:560