Gertrude is correct; this was not a drive by download.
Anyway, download
Rogue Remover (from Malware Bytes), update the definitions, run it.
IEAV is a rogue program, cloned from such lovelies as MalwareBell, or IEDefender. (Love the way rogues often use names that sound like valid programs.) (NOT).
RogueRemover has MalwareBell in its def's, so there's an excellent chance it will do the job. And it's fast. And free.
Other reputable antispywares, with a bit more clout than AVG, AdAware etc include
Superantispyware and
MBAM (from the same co. as Rogue Remover.