PNG ICO ICNS MORE
Gaming & gambling
3D
Free Game Icons
bug, virus, Pest
Black
48x48
Antivirus, Pest, spider
64x64
Business & finance
Refresh CL
locked, security, virus
256x256
Mixed
Super Vista
virus
400x400
Avatars & smileys
X-mac
SaddleBrown
Computer & hardware
iMod
virus, Anti
DarkSlateGray
512x512
Education & science
Impressions
Definitions, virus
Real Vista 2
Sophistique night
debug, Definitions, bug
Stroke
Alert, virus
The Spherical icon set
Anti, virus
DarkRed
128x128
UI
Crystal Clear
Drug, virus, injection