Name: StarDialer Category: Dialer Advice: Remove Risk: Severe Risk Severe threats typically are remotely exploitable vulnerabilities, which can lead to system compromise. Successful exploitation does not normally require any interaction and exploits are in the wild. There exists a high possibility of potential system damage or security flaw. Attacker has complete control over your computer or install new software on your machine. Description: An ActiveX installer control for premium-rate phone diallers, usually German. Installed by ActiveX drive-by-download on many web sites, often deliberately misleading and/or linked to by spam. Signatures: process: opr0009i.exe: MD5 Hash: 2aae861630ce6efe125... process: stardialer.exe: MD5 Hash: fb53d3cd1ab2ecf7051.. Type: Dialer - A dialer is software that dials a phone number using your computer's modem. Most dialer programs connect to toll numbers without user awareness or permission to incur phone charges on the user's phone bill.