Virus

Riskware/BitCoinMiner

Analysis


  • This detection is for a known bitcoin miner that could cause unwanted network traffic on the affected hosts.

  • This application is often delivered through a package installer which has been observed to consistently drop the following files:
    • libcurl-4.dll : This is a recognized clean file.
    • pthreadGC2.dll : This is a recognized clean file.
    • [RandomFileName].exe : This is detected as Riskware/BitCoinMiner.
    • zlib1.dll : This is a recognized clean file.

  • There are some variations on the installation and could include other potentially unwanted files that may harm the affected user, such as autostart scripts, uninstallers, etc.

  • The main executable, which is the bitcoin miner program itself, usually stays resident in memory without any prompts or graphical user interface, thus rendering it to be classified as a potential risk.

Recommended Action

    FortiGate Systems
  • Check the main screen using the web interface for your FortiGate unit to ensure that the latest AV/NIDS database has been downloaded and installed on your system - if required, enable the "Allow Push Update" option.
    FortiClient Systems
  • Quarantine/delete files that are detected and replace infected files with clean backup copies.