Overview

overview

8

Static

static

3

Half-Life-...om.rar

windows11-ltsc_2024-x64

1

Half-Life/Core.dll

windows11-ltsc_2024-x64

8

Half-Life/...er.dll

windows11-ltsc_2024-x64

3

Half-Life/...io.dll

windows11-ltsc_2024-x64

3

Half-Life/Mss32.dll

windows11-ltsc_2024-x64

3

Half-Life/SDL2.dll

windows11-ltsc_2024-x64

8

Half-Life/a3dapi.dll

windows11-ltsc_2024-x64

3

Half-Life/...53.dll

windows11-ltsc_2024-x64

3

Half-Life/...53.dll

windows11-ltsc_2024-x64

8

Half-Life/...51.dll

windows11-ltsc_2024-x64

8

Half-Life/...in.dll

windows11-ltsc_2024-x64

3

Half-Life/...ml.dll

windows11-ltsc_2024-x64

8

Half-Life/hl.exe

windows11-ltsc_2024-x64

8

Half-Life/hlds.exe

windows11-ltsc_2024-x64

8

Half-Life/hltv.exe

windows11-ltsc_2024-x64

8

Half-Life/hw.dll

windows11-ltsc_2024-x64

3

Half-Life/icudt.dll

windows11-ltsc_2024-x64

8

Half-Life/libcef.dll

windows11-ltsc_2024-x64

3

Half-Life/mssmp3.dll

windows11-ltsc_2024-x64

8

Half-Life/...ce.dll

windows11-ltsc_2024-x64

8

Half-Life/proxy.dll

windows11-ltsc_2024-x64

3

Half-Life/...pi.dll

windows11-ltsc_2024-x64

8

Half-Life/...64.dll

windows11-ltsc_2024-x64

1

Half-Life/sw.dll

windows11-ltsc_2024-x64

8

Half-Life/swds.dll

windows11-ltsc_2024-x64

8

Half-Life/tier0.dll

windows11-ltsc_2024-x64

8

Half-Life/...rt.ps1

windows11-ltsc_2024-x64

3

Half-Life/...zy.ps1

windows11-ltsc_2024-x64

8

Half-Life/...gs.scr

windows11-ltsc_2024-x64

Half-Life/...m1.ps1

windows11-ltsc_2024-x64

8

Half-Life/vgui.dll

windows11-ltsc_2024-x64

3

Analysis

  • max time kernel
    599s
  • max time network
    552s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 03:02

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General

  • Target
    Half-Life/Core.dll
  • Size 274KB
  • Sample260712-djkn6aev3t
  • SHA256 5a773054ad19f33adbcb77201e44cec9a3698bdd22e352df028c165a9e75600d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Half-Life\Core.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Half-Life\Core.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4652
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 432
        3⤵
        • Program crash
        PID:5464
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4652 -ip 4652
    1⤵
      PID:5116
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:4764
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1604
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:4580
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:4396
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:5344

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 591B
            • SHA256 dc216c11d6381abdcb6a4b927fd9ea68d336ff63c88639e4a242acf037f90c68
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/4396-21-0x00000257001E0000-0x00000257002E0000-memory.dmp
            Download

            memory/4396-68-0x0000025704410000-0x0000025704430000-memory.dmp
            Download

            memory/4396-54-0x0000025701E90000-0x0000025701EB0000-memory.dmp
            Download

            memory/4396-40-0x00000257040A0000-0x00000257041A0000-memory.dmp
            Download

            memory/4396-38-0x0000025701C30000-0x0000025701C50000-memory.dmp
            Download

            memory/4396-188-0x0000025700FC0000-0x00000257011A3000-memory.dmp
            Download