It sounds like someone installed a version of SecureCRT on your computer that contains a license crack, and potentially other unwanted things.
SecureFX – A highly configurable secure file transfer client for SFTP, FTP/TLS, SCP and FTP with advanced features like site synchronization, a scriptable command-line utility for unattended file transfers and public-key and Kerberos v5 (GSSAPI) authentication.
Free securefx 7.3 license Download – UpdateStar.Com
SecureCRT and SecureFX 8.1.4 Free Download (Mac OS X) · 0.
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Here you can activate your account.