Analysis

  • max time kernel
    94s
  • max time network
    139s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250217-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    03/03/2025, 10:47

General

  • Target

    XClient.exe

  • Size

    273KB

  • MD5

    8edb10b4caca9142273ccf606be636c9

  • SHA1

    49dc84016731e3d3ad875e38be5a2857a3e2ffe1

  • SHA256

    66167c156f4c3cecdf70247bdf7f2fef169339ff9b9a34dc06f3c8813fcfb2d8

  • SHA512

    171e963173b1f81807795e1e7479a1f9ec2f994324e5760df9d0b95bba38e51cf34f60b3816bd6feb7cb01feb9e2642e218ef77f0888bdda34af9719a54ccccf

  • SSDEEP

    1536:osRvuJo/K6u9S1VxhlacJ3aSntcbsl+1JXt/b60OBX7C44ypXS+:osRvum/K6UCxKfStcbsl+/nOBXu3yph

Score
10/10

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %Temp%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/tbCwndi8

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Looks up external IP address via web service 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\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4184

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4184-0-0x00007FFB0C033000-0x00007FFB0C035000-memory.dmp

    Filesize

    8KB

  • memory/4184-1-0x00000000007C0000-0x000000000080A000-memory.dmp

    Filesize

    296KB

  • memory/4184-2-0x00007FFB0C030000-0x00007FFB0CAF2000-memory.dmp

    Filesize

    10.8MB

  • memory/4184-3-0x00007FFB0C030000-0x00007FFB0CAF2000-memory.dmp

    Filesize

    10.8MB