Analysis

  • max time kernel
    90s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 00:34

General

  • Target
    XClient.exe
  • Size 38KB
  • Sample240410-awtwtaba84
  • SHA256 4b2490fd2dd85344efb6f8ea04e713a243a846e616a6004c86b7ad13643df893
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 127.0.0.1:23638

  • 209.25.140.1:5525:23638

  • bring-recorder.gl.at.ply.gg:23638

  • action-yesterday.gl.at.ply.gg:23638

  • 147.185.221.19:23638

  • then-wheel.gl.at.ply.gg::23638

  • then-wheel.gl.at.ply.gg:23638

  • teen-modes.gl.at.ply.gg:23638

Mutex
  • crGLGnAuOHwBfUue

Attributes
  • Install_directory

    %AppData%

  • install_file

    uwumonster.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Drops startup file 2 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 2 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4652

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4652-0-0x0000000000BD0000-0x0000000000BE0000-memory.dmp

        memory/4652-1-0x00007FFFD7B70000-0x00007FFFD8631000-memory.dmp

        memory/4652-6-0x000000001BB20000-0x000000001BB30000-memory.dmp

        memory/4652-7-0x00007FFFD7B70000-0x00007FFFD8631000-memory.dmp

        memory/4652-8-0x000000001BB20000-0x000000001BB30000-memory.dmp