Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 09:17

General

  • Target
    1cff0c1c7c34dadda81cfadab09200e7b26e2f47fec06e699d33cca52871f88d.exe
  • Size 76KB
  • Sample260804-k9drvsssez
  • SHA256 1cff0c1c7c34dadda81cfadab09200e7b26e2f47fec06e699d33cca52871f88d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • https://jquery-api.neocities.org/hi.txt:666666666

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    $77windriver.exe

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cff0c1c7c34dadda81cfadab09200e7b26e2f47fec06e699d33cca52871f88d.exe
    "C:\Users\Admin\AppData\Local\Temp\1cff0c1c7c34dadda81cfadab09200e7b26e2f47fec06e699d33cca52871f88d.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2536
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3568

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2536-0-0x00007FFC72F2F000-0x00007FFC72F30000-memory.dmp

          memory/2536-1-0x0000000000880000-0x000000000089A000-memory.dmp

          memory/2536-2-0x00007FFC72DA0000-0x00007FFC73744000-memory.dmp

          memory/2536-3-0x00007FFC72DA0000-0x00007FFC73744000-memory.dmp

          memory/2536-4-0x00007FFC72DA0000-0x00007FFC73744000-memory.dmp

          memory/2536-5-0x000000001BC30000-0x000000001BD20000-memory.dmp

          memory/2536-6-0x00007FFC72DA0000-0x00007FFC73744000-memory.dmp