Analysis

  • max time kernel
    3s
  • max time network
    28s
  • platform
    windows10-1703_x64
  • resource
    win10-20231220-en
  • resource tags

    arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    14/02/2024, 08:00

General

  • Target

    XClient.exe

  • Size

    62KB

  • MD5

    9e4813d75526cac0c2e2b0c83708005f

  • SHA1

    0a2ce1e892ef1277c675c2bd27bb6dc57c3dff89

  • SHA256

    5fa6d446a704170d0b73d9051f73beb2f3d24fded918c9d92dd859ed568f7752

  • SHA512

    c854ca94e11a7f3cb778d789321e185239d3110de63aef9e0d56840c74dc591ab0c17458d1dd0a57936085b1ee9c26a44f8eaf96c6e85d708f7e989add6e9494

  • SSDEEP

    1536:xhXczwej3pVgFXIX4BbyaFPKdXNKprjOD5LBvMTzW:xhszLj0F84Bby+2WHOFLQW

Score
10/10

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:63389

192.168.8.117:63389

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.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\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2448

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2448-0-0x0000000000620000-0x0000000000636000-memory.dmp

    Filesize

    88KB

  • memory/2448-1-0x00007FFA43CE0000-0x00007FFA446CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2448-2-0x000000001B2E0000-0x000000001B2F0000-memory.dmp

    Filesize

    64KB

  • memory/2448-7-0x00007FFA43CE0000-0x00007FFA446CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2448-8-0x000000001B2E0000-0x000000001B2F0000-memory.dmp

    Filesize

    64KB