General

  • Target

    malware teste.exe

  • Size

    1.2MB

  • Sample

    241111-xzgrzstkdt

  • MD5

    4bb1774386c0ea20158cc6e7b336d5fe

  • SHA1

    2c8f70cae8bcdb907d90c7148c9ba096f7ab4745

  • SHA256

    947efc5a2c767a06c7fa4dd1e3aba8a5fb226c5b8bf887362e053113a9935ba3

  • SHA512

    7d6dc6ec52407c9be01e7295bd93cd5c7c5b8779307c16957d5690d72eeb9e8e25b1c42654576ff1d949576564f10ac82e444c54189f918730c75d2bb4766bcb

  • SSDEEP

    24576:WE3zRyPI/k48Qjedwrdv76H70jyvrsbgfAgR9lE9kj0FghFgyFlvrJtG0NjyrPZn:WE3zRwsCWrx6H70jyvrsbgfAgR9lE9kg

Malware Config

Extracted

Family

xworm

C2

193.161.193.99:1337

93.208.247.124:1337

93.208.240.7:1337

Attributes
  • Install_directory

    %Temp%

  • install_file

    USB.exe

Targets

    • Target

      malware teste.exe

    • Size

      1.2MB

    • MD5

      4bb1774386c0ea20158cc6e7b336d5fe

    • SHA1

      2c8f70cae8bcdb907d90c7148c9ba096f7ab4745

    • SHA256

      947efc5a2c767a06c7fa4dd1e3aba8a5fb226c5b8bf887362e053113a9935ba3

    • SHA512

      7d6dc6ec52407c9be01e7295bd93cd5c7c5b8779307c16957d5690d72eeb9e8e25b1c42654576ff1d949576564f10ac82e444c54189f918730c75d2bb4766bcb

    • SSDEEP

      24576:WE3zRyPI/k48Qjedwrdv76H70jyvrsbgfAgR9lE9kj0FghFgyFlvrJtG0NjyrPZn:WE3zRwsCWrx6H70jyvrsbgfAgR9lE9kg

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks