Can the use of images taken from any website to be used as forum avatar be considered copyright infringement or piracy?

I thought this question as important to bring here. I removed my avatar because i was worried.

use whatever you want bro

not true megadeth fined me $20,000 for using this

Just answering Yes or No is enough.

Internet piracy is haram

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use what you like, people have been doing it for ages.