Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 00:44

General

  • Target
    2026-08-24_ce7b2544b4a0bd6fcd16d226758cf24c_coinminer_elex_frostygoop_ghostlocker_glassworm_hive_poe.exe
  • Size 35.6MB
  • Sample260825-a3wc8a1vgz
  • SHA256 f644e9f664386857d47e74a2b6da30239f2f0e757b0a8934bb6a1bd45666ed57
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Discovers running processes 1 TTPs 1 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-24_ce7b2544b4a0bd6fcd16d226758cf24c_coinminer_elex_frostygoop_ghostlocker_glassworm_hive_poe.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_ce7b2544b4a0bd6fcd16d226758cf24c_coinminer_elex_frostygoop_ghostlocker_glassworm_hive_poe.exe"
    1⤵
    • Creates a file in the Startup directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\SysWOW64\tasklist.exe
      tasklist /FI "IMAGENAME eq ExpressConnector2.exe"
      2⤵
      • Discovers running processes
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3368
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C Start "Running Express Connector 2.0 ..." C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5244
      • C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe
        C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4140
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /C Start "Update Express Connector 2.0" C:/Users/Admin/AppData/Local/KDK-ExpressConnector/installU.bat 1547593329_tmpec2u
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3908
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /K C:/Users/Admin/AppData/Local/KDK-ExpressConnector/installU.bat 1547593329_tmpec2u
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4656
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 2 /nobreak
              6⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:5996
            • C:\Windows\SysWOW64\xcopy.exe
              xcopy "C:\Users\Admin\AppData\Local\KDK-ExpressConnector\1547593329_tmpec2u\*.*" "C:\Users\Admin\AppData\Local\KDK-ExpressConnector\" /S /E /Y
              6⤵
              • System Location Discovery: System Language Discovery
              • Enumerates system info in registry
              PID:692
            • C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe
              "C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe" cu=N dt="C:\Users\Admin\AppData\Local\KDK-ExpressConnector\1547593329_tmpec2u" db="C:/Users/Admin/AppData/Local/KDK-ExpressConnector/installU.bat"
              6⤵
              • Executes dropped EXE
              • Modifies system certificate store
              PID:4324

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ExpressConnector2.exe

        • Path C:\Users\Admin\AppData\Local\KDK-ExpressConnector\1547593329_tmpec2u\ExpressConnector2.exe
        • Size 36.6MB
        • SHA256 e5813e77c12e27c9f5ec8480a507bbcdeb5e211304674de947b87eba25c23c45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ExpressConnector2.exe

        • Path C:\Users\Admin\AppData\Local\KDK-ExpressConnector\ExpressConnector2.exe
        • Size 35.6MB
        • SHA256 f644e9f664386857d47e74a2b6da30239f2f0e757b0a8934bb6a1bd45666ed57
        • MD5 SHA1 SHA512 SSDEEP TLSH

        installU.bat

        • Path C:\Users\Admin\AppData\Local\KDK-ExpressConnector\installU.bat
        • Size 167B
        • SHA256 ef6c38b265f5019aac5aa9eeb13c2cdad42a987957d13a9aa74e4de788453a52
        • MD5 SHA1 SHA512 TLSH

        2026-08-25.log

        • Path C:\Users\Admin\AppData\Roaming\kdk-express-connector2\logs\2026-08-25.log
        • Size 247B
        • SHA256 f4a48b3b20217eadacaae9b508c4b5ebc9d288e0faea57c0d763b5169e9daade
        • MD5 SHA1 SHA512 TLSH

        2026-08-25.log

        • Path C:\Users\Admin\AppData\Roaming\kdk-express-connector2\logs\2026-08-25.log
        • Size 119B
        • SHA256 549fcdd2e6a0cb21bf4f3494f57e8668c59e824767d817329a4eca867842b040
        • MD5 SHA1 SHA512 TLSH