Analysis

  • max time kernel
    62s
  • max time network
    67s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    03-11-2024 20:23

General

  • Target

    XClient.exe

  • Size

    36KB

  • MD5

    76abc5eee266baab28bed67c7b6b9f5b

  • SHA1

    4314935d1cc93032cec978a80bcd4437c35520dd

  • SHA256

    e10d23d5da319f888ea91736129672e90445b935c62dbc945dd1d22b88a78e24

  • SHA512

    dec42cda9f35d322365d92e8c36a2c1735d8a957a1a061ca74fb8364b186ff29330c5dff10b49d1cc2cda453c2232ca296a8321840acd737ceb5a58abf8d92c3

  • SSDEEP

    768:8T1ZDbYFdqCoYa+QRz7pudDxZEQy1UrILFyW9fsmOjhRPya:GZ4RZQR/2rTiU+Fv9ftOjPz

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

C2

147.185.221.21:27469

Mutex

w9KNWkqQKRSrP7eA

Attributes
  • Install_directory

    %Temp%

  • install_file

    System.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • 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\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4620

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4620-0-0x00007FFBB8BA3000-0x00007FFBB8BA5000-memory.dmp

    Filesize

    8KB

  • memory/4620-1-0x00000000006E0000-0x00000000006F0000-memory.dmp

    Filesize

    64KB

  • memory/4620-2-0x00007FFBB8BA0000-0x00007FFBB9662000-memory.dmp

    Filesize

    10.8MB

  • memory/4620-3-0x00007FFBB8BA0000-0x00007FFBB9662000-memory.dmp

    Filesize

    10.8MB