Analysis

  • max time kernel
    150s
  • max time network
    149s
  • 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, 23:36

General

  • Target
    xwormexe.exe
  • Size 169KB
  • Sample240328-3lsj8acc82
  • SHA256 c8cc6a897a3cbe28135dfec8cf51d52b1dea135d46c43bb6d2cb8e41c58c466f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • xworm

C2
  • 127.0.0.1:7000

  • 217.105.23.4:7000

  • 139.28.219.134:7000

  • 192.168.0.101:7000

  • 192.168.0.1:7000

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    UpdateManagerrr.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • 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\xwormexe.exe
    "C:\Users\Admin\AppData\Local\Temp\xwormexe.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:5108

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/5108-0-0x0000000000700000-0x0000000000730000-memory.dmp

        memory/5108-1-0x00007FFBCC4E0000-0x00007FFBCCFA1000-memory.dmp

        memory/5108-2-0x000000001B520000-0x000000001B530000-memory.dmp

        memory/5108-3-0x00007FFBCC4E0000-0x00007FFBCCFA1000-memory.dmp