Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/06/2024, 17:15

General

  • Target
    MainUpdated.exe
  • Size 61KB
  • Sample240604-vsjlwsdf9s
  • SHA256 f302df05db0c085c2614de01d1f351d88b102863bebdfa6fd2cb6dbba266889c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • xworm

C2
  • https://pastebin.com/raw/H3wFXmEi:1234

Attributes
  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/H3wFXmEi

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MainUpdated.exe
    "C:\Users\Admin\AppData\Local\Temp\MainUpdated.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4404

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4404-0-0x00007FFEB35E3000-0x00007FFEB35E5000-memory.dmp

        memory/4404-1-0x0000000000990000-0x00000000009A6000-memory.dmp

        memory/4404-2-0x00007FFEB35E0000-0x00007FFEB40A1000-memory.dmp

        memory/4404-3-0x00007FFEB35E3000-0x00007FFEB35E5000-memory.dmp

        memory/4404-4-0x00007FFEB35E0000-0x00007FFEB40A1000-memory.dmp