Analysis

  • user interaction
    yes
  • max time kernel
    330s
  • max time network
    317s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/10/2026, 15:02

General

  • Target
    Codex.exe
  • Size 269KB
  • Sample261020-sefa7ssv9l
  • SHA256 908979be82d0cb8db9aa168fe075985a9f1c8530158f5a7c52a25d0e454d99d8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 11 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Codex.exe
    "C:\Users\Admin\AppData\Local\Temp\Codex.exe"
    1⤵
      PID:3388
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:252
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
        1⤵
          PID:3404
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {24AC8F2B-4D4A-4C17-9607-6A4B14068F97} -Embedding
          1⤵
            PID:5004
          • C:\Windows\system32\AUDIODG.EXE
            C:\Windows\system32\AUDIODG.EXE 0x00000000000004FC 0x00000000000004F8
            1⤵
              PID:5384
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DevicesFlow -s DevicesFlowUserSvc
              1⤵
                PID:4580
              • C:\Windows\System32\ShellHost.exe
                "C:\Windows\System32\ShellHost.exe"
                1⤵
                • Checks SCSI registry key(s)
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:5944
              • C:\Windows\System32\ShellHost.exe
                "C:\Windows\System32\ShellHost.exe"
                1⤵
                • Suspicious use of SetWindowsHookEx
                PID:2784
              • C:\Windows\system32\taskmgr.exe
                "C:\Windows\system32\taskmgr.exe" /4
                1⤵
                • Checks SCSI registry key(s)
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SendNotifyMessage
                • Suspicious use of SetWindowsHookEx
                PID:2948
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k GPSvcGroup
                1⤵
                  PID:2644
                • C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe
                  "C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe" -ServerName:SecHealthUI.AppX8tam42xc7v2czs3s1nt0nkxvfjtepzp9.mca
                  1⤵
                  • Suspicious use of SetWindowsHookEx
                  PID:4688
                • C:\Windows\System32\SecurityHealthHost.exe
                  \\?\C:\Windows\System32\SecurityHealthHost.exe {E041C90B-68BA-42C9-991E-477B73A75C90} -Embedding
                  1⤵
                    PID:1232
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k WbioSvcGroup -s WbioSrvc
                    1⤵
                    • Drops file in System32 directory
                    • Checks processor information in registry
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5084
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:2616
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                      1⤵
                      • Modifies data under HKEY_USERS
                      PID:5044

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

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                          Downloads

                          memory/2948-0-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-2-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-10-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-11-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-6-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-9-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-8-0x000001C9C5100000-0x000001C9C5101000-memory.dmp

                          memory/2948-7-0x000001C9C5100000-0x000001C9C5101000-memory.dmp