Analysis

  • max time kernel
    435s
  • max time network
    1159s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/11/2024, 19:05

General

  • Target

    XClient.exe

  • Size

    69KB

  • MD5

    a3d643f71fe2810b904395ba03bcb185

  • SHA1

    e1c460b334d3893eda72461fbdb38a178c073d08

  • SHA256

    31ab2fadb64af6f5e6d94f5ae3991167f8c20eeee9fdef7ef5aae03d5bdf2faf

  • SHA512

    df2e85ef55d6555d382d1d6a0a82b8c9b766095bfc81b69c983db954e5bd2115514303d0da327061fe3a8f694f4fa8f30ec7a24914c4f9c02428c4cd1018d909

  • SSDEEP

    1536:7chWuwgJ4RhiUrZlbOTPw/F26ZOGjOAnnhK:wMuwfwSZlbOEpjOAnhK

Score
10/10

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:15863

Attributes
  • Install_directory

    %AppData%

  • install_file

    client.exe

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:1536

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1536-0-0x00007FFE07083000-0x00007FFE07085000-memory.dmp

    Filesize

    8KB

  • memory/1536-1-0x00000000005B0000-0x00000000005C8000-memory.dmp

    Filesize

    96KB

  • memory/1536-2-0x00007FFE07080000-0x00007FFE07B42000-memory.dmp

    Filesize

    10.8MB

  • memory/1536-3-0x00007FFE07080000-0x00007FFE07B42000-memory.dmp

    Filesize

    10.8MB