Resubmissions

03/09/2026, 16:09

260903-tlxpha1clc7

03/09/2026, 16:07

260903-tkm4nsxsfy3

Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/09/2026, 16:09

General

  • Target
    extract.exe
  • Size 1.8MB
  • Sample260903-tlxpha1clc
  • SHA256 465128f4dbb5a871c95da9cf58bb6a97268c683b0db6fc3009e219c9beb75310
  • 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 8 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
  • Modifies registry class 1 IoCs
  • Suspicious behavior: LoadsDriver 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\extract.exe
    "C:\Users\Admin\AppData\Local\Temp\extract.exe"
    1⤵
      PID:2388
    • 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:1084
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
      1⤵
        PID:6104
      • C:\Windows\System32\SecurityHealthHost.exe
        \\?\C:\Windows\System32\SecurityHealthHost.exe {E041C90B-68BA-42C9-991E-477B73A75C90} -Embedding
        1⤵
          PID:3924
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k GPSvcGroup
          1⤵
            PID:2112
          • 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:1304
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
            1⤵
              PID:5644
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
              1⤵
              • Modifies data under HKEY_USERS
              PID:3976
            • C:\Windows\system32\AUDIODG.EXE
              C:\Windows\system32\AUDIODG.EXE 0x00000000000004F0 0x00000000000004F4
              1⤵
                PID:1004
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DevicesFlow -s DevicesFlowUserSvc
                1⤵
                  PID:2768
                • C:\Windows\System32\ShellHost.exe
                  "C:\Windows\System32\ShellHost.exe"
                  1⤵
                  • Checks SCSI registry key(s)
                  • Modifies registry class
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SetWindowsHookEx
                  PID:1484
                • C:\Windows\System32\ShellHost.exe
                  "C:\Windows\System32\ShellHost.exe"
                  1⤵
                  • Suspicious use of SetWindowsHookEx
                  PID:3472

                Network

                      MITRE ATT&CK Enterprise v16

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