General

  • Target

    JOJ.exe

  • Size

    1.1MB

  • Sample

    200713-1qrta7k7n2

  • MD5

    66565199e6989f47ba9f652e0789ff23

  • SHA1

    85bf8bc9a87deed4257b49351463ae8f2858651b

  • SHA256

    030b56f2c3d4f312d274d0d8d6176e609967ec6a280c7e3356e380fc1d4cbe51

  • SHA512

    d7569f47817b78ee8ff05824c3193f940332bcccab88250e9c03fb727c40c2b3290002c8b139fe7d2ffa4d859f0f0586af207e9fbda6c6a989eef4b9b488ff91

Malware Config

Targets

    • Target

      JOJ.exe

    • Size

      1.1MB

    • MD5

      66565199e6989f47ba9f652e0789ff23

    • SHA1

      85bf8bc9a87deed4257b49351463ae8f2858651b

    • SHA256

      030b56f2c3d4f312d274d0d8d6176e609967ec6a280c7e3356e380fc1d4cbe51

    • SHA512

      d7569f47817b78ee8ff05824c3193f940332bcccab88250e9c03fb727c40c2b3290002c8b139fe7d2ffa4d859f0f0586af207e9fbda6c6a989eef4b9b488ff91

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks