Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/06/2024, 15:08

General

  • Target
    WizClientllfafaafd.exe
  • Size 34KB
  • Sample240604-sh8f6abf95
  • SHA256 3f191233c078b7900129bb72dd9f9198dcbda69b6c3251de9af32463a2eb171c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • xworm

C2
  • 127.0.0.1:5552

  • wiz.bounceme.net:6000

Mutex
  • jddZu5Sew6DAXdYf

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain
aes.plain

Signatures

  • Detect Xworm Payload 2 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 use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WizClientllfafaafd.exe
    "C:\Users\Admin\AppData\Local\Temp\WizClientllfafaafd.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    PID:4684

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4684-0-0x00007FFA75253000-0x00007FFA75255000-memory.dmp

        memory/4684-1-0x0000000000700000-0x000000000070E000-memory.dmp

        memory/4684-2-0x00007FFA75250000-0x00007FFA75D11000-memory.dmp

        memory/4684-7-0x000000001C3D0000-0x000000001C3DE000-memory.dmp

        memory/4684-8-0x00007FFA75253000-0x00007FFA75255000-memory.dmp

        memory/4684-9-0x00007FFA75250000-0x00007FFA75D11000-memory.dmp