“Malware or Advertising item was detected by Antivirus’09!” is a popup coming from a rogue security application Antivirus’09. Full message reads:

Malware or Advertising item was detected by Antivirus’09!
Detected Virus:Downloader.Small-772
Malicious object can corrupt your computer files and documents, and steel you personal data such as credit card info or email accounts!
Register to protect from next attack!
VIRUS ATTACK DETECTED!

Aliases:
-

Risk Level: Low

File Size: Varies

Affected System: Windows

Common Symptoms:

Image of Downloader.Small-772