Haha.rar -

It may attempt to shut down task managers or antivirus software to hide its presence.

In the early 2010s, a seemingly innocent file named "haha.rar" began circulating through instant messaging platforms like MSN Messenger and early social media. While it might look like a funny collection of memes, it is actually a well-known trojan or worm designed to hijack your computer and spread itself to your contacts. What is "haha.rar"? haha.rar

If you believe your system is infected, run a full system scan with a reputable antivirus immediately. It may attempt to shut down task managers

The malware often performs the following actions: you download and open the RAR.

Because you trust the sender, you download and open the RAR.