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Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20/01/2025, 13:04

General

  • Target

    XClient.exe

  • Size

    37KB

  • MD5

    57d5ddc2d3726c27b999b78835847723

  • SHA1

    95856a3ca2fe5398b39ff6d0b96ecead3dcba5ae

  • SHA256

    d273c5a7fc67ffe825da917d8096a684615baa87cfa6ef2203dca9072947bf96

  • SHA512

    3cc367d83274bffb4502a2cb523d828d747d50ac5bed9b9f9f215ba64a795ddddf4aa5a5322762a7aa130ac2d39c42ea4c3c8b7abdd6f2ab1e7a383c13d58a0c

  • SSDEEP

    768:iR2u+a5hfcss3M6tQqb3rZTFL9P+sOMhTbA:iR2u7e56qFFL9P+sOMNU

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:7000

147.185.221.22:7000

Mutex

hli2xFOEY4GGN5gH

Attributes
  • Install_directory

    %AppData%

  • install_file

    joseph.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3400-0-0x00007FF8EB653000-0x00007FF8EB655000-memory.dmp

    Filesize

    8KB

  • memory/3400-1-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/3400-6-0x00007FF8EB650000-0x00007FF8EC112000-memory.dmp

    Filesize

    10.8MB

  • memory/3400-7-0x00007FF8EB650000-0x00007FF8EC112000-memory.dmp

    Filesize

    10.8MB