Name: CWS.AboutBlank Category: Browser Hijacker Advice: Remove Risk: Elevated Risk Elevated threats are usually threats that fall into the range of adware in which data about a user's habits are tracked and sent back to a server for analysis without your consent or knowledge. Description: This is a CoolWebSearch hijacker. Signatures: process: atlhq.exe: MD5 Hash: 900e41995bf6bcf9d5c... process: atljs32.exe: MD5 Hash: c5826c895ac6bb896f6... process: appwu.exe: MD5 Hash: 9633b48c2c8d673d25e... process: netcb.exe: MD5 Hash: d76c3278c5821ed708a.. Type: Browser Hijacker - Browser hijackers are malicious programs that change a user's web browser settings, usually altering designated default start and search pages. In addition a browser hijacker can modify nearly every aspect of a web browser including adding bookmarks, and redirecting search traffic to alternative sites.