Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 01:29

General

  • Target
    essential-installer-3.2.4.exe
  • Size 33.7MB
  • Sample260910-bwj72stbnf
  • SHA256 cdd533ea17f264ff28a1d8ad06f43c267fa913f065528c28b65ce038d2cf5a32
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

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

  • Loads dropped DLL 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\essential-installer-3.2.4.exe
    "C:\Users\Admin\AppData\Local\Temp\essential-installer-3.2.4.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
      "java" -version
      2⤵
        PID:3060
      • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
        "java" -Dinstaller.debug=false -Dwrapper.version=3.2.4 -Dinstaller.noModInstall=false -Dinstaller.temp=C:\Users\Admin\AppData\Local\Temp\essential-installer-1789003797 -Dinstaller.cache=C:\Users\Admin\AppData\Local\essential-installer -jar C:\Users\Admin\AppData\Local\Temp\essential-installer-1789003797\installer.jar
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:5876

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          3903daac9bc4a3b7.timestamp

          • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
          • Size 46B
          • SHA256 bff2f7961281ccf1499d5a2e6b592c3bfdf7f9b95c898b4da2facbfda065a195
          • MD5 SHA1 SHA512

          installer.jar

          • Path C:\Users\Admin\AppData\Local\Temp\essential-installer-1789003797\installer.jar
          • Size 22.8MB
          • SHA256 d81aac95f381d271da6f47445646df5bd2fa7848e7141ba0b19a1a6ac0ee6611
          • MD5 SHA1 SHA512 SSDEEP TLSH

          glfw.dll

          • Path C:\Users\Admin\AppData\Local\Temp\lwjgl_Admin\3.3.3-snapshot\x64\glfw.dll
          • Size 484KB
          • SHA256 affa7e54eb0dedce4a5721c327c1a16035edbbd039cd402e08107d6d2d55eb1a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          lwjgl.dll

          • Path C:\Users\Admin\AppData\Local\Temp\lwjgl_Admin\3.3.3-snapshot\x64\lwjgl.dll
          • Size 468KB
          • SHA256 a39adf52947fafd954c2a86ce031abb8c59825f7ee50337ac8c41e4280abe82d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2152-84-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-76-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-74-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-85-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-83-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-82-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-81-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/2152-80-0x000002236AA80000-0x000002236AA81000-memory.dmp

          memory/3060-13-0x0000017E6EB40000-0x0000017E6EDB0000-memory.dmp

          memory/3060-12-0x0000017E6D2D0000-0x0000017E6D2D1000-memory.dmp

          memory/3060-2-0x0000017E6EB40000-0x0000017E6EDB0000-memory.dmp

          memory/5876-29-0x0000019CFF270000-0x0000019CFF271000-memory.dmp

          memory/5876-73-0x0000019CFF270000-0x0000019CFF271000-memory.dmp