Haha.rar -

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

If you believe your system is infected, run a full system scan with a reputable antivirus immediately.

It scans your contact list and sends a copy of "haha.rar" to everyone you know, making the infection look like it came from a trusted source. haha.rar

Some variants are designed to log keystrokes or steal browser cookies. How to Stay Safe

The malware often performs the following actions: It may attempt to shut down task managers

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

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"? Some variants are designed to log keystrokes or

You receive a message from a friend saying, "haha, look at this!" with the attached file.