Overview

overview

10

Static

static

10

Registry.exe

windows10-1703-x64

10

Registry.exe

windows10-2004-x64

10

Registry.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Registry.exe
  • Size 77KB
  • Sample240722-xpppvatanm
  • SHA256 b9254a6ecd096658f98b82ebb751201b4e447b5ce3b7302b48fb228c9b516c23
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stormkittyxwormpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • xworm

C2

  • 147.185.221.20:49485

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    System.exe

Targets

    • Target
      Registry.exe
    • Size 77KB
    • SHA256 b9254a6ecd096658f98b82ebb751201b4e447b5ce3b7302b48fb228c9b516c23
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormpersistencerattrojanstormkittyspywarestealer

    • Detect Xworm Payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

      stealerstormkitty

    • StormKitty payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v15

Tasks