Analysis

  • max time kernel
    148s
  • 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
    26/08/2026, 11:17

General

  • Target
    3e04a850d6abade3e836a44b4d65eaf7d711064d99f43808c38a46aa791af434.exe
  • Size 1.5MB
  • Sample260826-nd3ynaxfmb
  • SHA256 3e04a850d6abade3e836a44b4d65eaf7d711064d99f43808c38a46aa791af434
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V6.0

C2
  • 172.29.4.79:443

Attributes
  • Install_directory

    %AppData%

  • install_file

    Loader.exe

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e04a850d6abade3e836a44b4d65eaf7d711064d99f43808c38a46aa791af434.exe
    "C:\Users\Admin\AppData\Local\Temp\3e04a850d6abade3e836a44b4d65eaf7d711064d99f43808c38a46aa791af434.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\jei-1.21.1-neoforge-19.27.0.336.jar"
      2⤵
        PID:4500
      • C:\Users\Admin\AppData\Roaming\Ahh.exe
        "C:\Users\Admin\AppData\Roaming\Ahh.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3668

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Ahh.exe

          • Path C:\Users\Admin\AppData\Roaming\Ahh.exe
          • Size 63KB
          • SHA256 d871c87e65a4c1c61e74b9a490c09ad0af240d553d3bcb9160ae8657c061961e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          jei-1.21.1-neoforge-19.27.0.336.jar

          • Path C:\Users\Admin\AppData\Roaming\jei-1.21.1-neoforge-19.27.0.336.jar
          • Size 1.5MB
          • SHA256 2b6d84df11ab2bb94a75be8bac6790bfbb2c0112a1622cd5f5f234468a196721
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1236-22-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/1236-0-0x00007FFA5A66F000-0x00007FFA5A670000-memory.dmp

          memory/1236-2-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/1236-1-0x0000000000BE0000-0x0000000000D6E000-memory.dmp

          memory/1236-14-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/1236-4-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-37-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-25-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-34-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-35-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-36-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-21-0x00000000008C0000-0x00000000008D6000-memory.dmp

          memory/3668-40-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-39-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/3668-38-0x00007FFA5A4E0000-0x00007FFA5AE84000-memory.dmp

          memory/4500-32-0x0000027A61CF0000-0x0000027A61CF1000-memory.dmp

          memory/4500-33-0x0000027A61E80000-0x0000027A620F0000-memory.dmp