Your antivirus could not detect such programs because they use compression and encryption of its files. The sample software is Hacker Defender rootkit. UnHackMe allows you to detect and remove Rootkits.
UnHackMe tested for removal all modern rootkits: Rustock, Haxdoor, Hacktool, Elite Keylogger etc.
Supported Windows NT4/2000/XP(64)/2003(64)/Vista. Compatible with all known antiviral software. What's new in version 4.7:1. Updated UnHackMe for resolving some BSOD problems;
2. Improved "Virus Scan" for removal Medichi rookits;
3. Fixed bug in Partizan.sys driver.
What's new in Version 4.8 beta (July 10 2008):1. Enforcing Security. Improved "Virus Scan" for detecting and removal malware used "Redirecting Explorer DLL" and "Applications Paths" startup holes.
2. More stable and safe. Safe Deleting feature is integrated into UnHackMe.
3. Compatibility. Tested for compatibility with XP SP3, Vista SP1, 2008 Server.
