Analysis

  • max time kernel
    137s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2024, 01:17

General

  • Target
    2391648221057ae4454b46e4010db00fa25551df4835c916ad1cf1354077234f.exe
  • Size 70KB
  • Sample240328-bnfvnaab87
  • SHA256 2391648221057ae4454b46e4010db00fa25551df4835c916ad1cf1354077234f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • xworm

C2
  • win-britain.gl.at.ply.gg:55238

Attributes
  • Install_directory

    %AppData%

  • install_file

    testnt.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Drops startup file 2 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: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2391648221057ae4454b46e4010db00fa25551df4835c916ad1cf1354077234f.exe
    "C:\Users\Admin\AppData\Local\Temp\2391648221057ae4454b46e4010db00fa25551df4835c916ad1cf1354077234f.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3172

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3172-0-0x0000000000FF0000-0x0000000001008000-memory.dmp

        memory/3172-1-0x00007FFCBDFF0000-0x00007FFCBEAB1000-memory.dmp

        memory/3172-2-0x0000000001880000-0x0000000001890000-memory.dmp

        memory/3172-7-0x00007FFCBDFF0000-0x00007FFCBEAB1000-memory.dmp

        memory/3172-8-0x0000000001880000-0x0000000001890000-memory.dmp