Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 00:24

General

  • Target

    system.exe

  • Size

    70KB

  • MD5

    f6629b4ef3c90da475b150ae206e602e

  • SHA1

    a2f94b5688af5d4b4509cda7180f507e37328955

  • SHA256

    e18666c14484cdc9e199559d7ded53156d78bc94494c13d0e0f1c46d0dcc55fc

  • SHA512

    3823d6a356788ac1056b06327ea8864dffe05b19240c2320281566e80d51893da87bc7b1140febf251db3494023ba23a03590af557d6fcd316be772c9f6c8c77

  • SSDEEP

    1536:lWON5YXkjxLC6Uo5DL0JnPbUmIdj9rsQ0QOdVwmcJ:ll5hwK8tPbU7dNBbOdUJ

Malware Config

Extracted

Family

xworm

C2

daily-sexually.gl.at.ply.gg:2131

Attributes
  • Install_directory

    %AppData%

  • install_file

    Update.exe

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
  • Looks up external IP address via web service 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).

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\system.exe
    "C:\Users\Admin\AppData\Local\Temp\system.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2372-0-0x000007FEF5C83000-0x000007FEF5C84000-memory.dmp

    Filesize

    4KB

  • memory/2372-1-0x0000000000220000-0x0000000000238000-memory.dmp

    Filesize

    96KB

  • memory/2372-2-0x000007FEF5C80000-0x000007FEF666C000-memory.dmp

    Filesize

    9.9MB

  • memory/2372-7-0x000007FEF5C83000-0x000007FEF5C84000-memory.dmp

    Filesize

    4KB

  • memory/2372-8-0x000007FEF5C80000-0x000007FEF666C000-memory.dmp

    Filesize

    9.9MB