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Danger level 6
Type: Trojans
Common infection symptoms:
  • Installs itself without permissions
  • Connects to the internet without permission
  • Shows commercial adverts
  • Strange toolbar installed without Your permission
  • Slow internet connection
  • Slow Computer


TrojanDownloader:JS/Renos is a computer Trojan that can make you think that you are infected with a particular virus while in reality you are actually not. This Trojan is based on JavaScript and when it gets rooted in your system it can download other malware onto your computer. That is why it is especially import to prevent TrojanDownloader:JS/Renos from working in your system for a long period of time, because it can lead to a far more serious infection.

Most of the time TrojanDownloader:JS/Renos gets into your computer through infected websites. When you visit a dubious website that has a malicious JavaScript code in it, the Trojan download initiations automatically and it installs itself in your system without your permission. Actually, it tries to trick you from the very beginning, because once you land on the infected website, TrojanDownloader:JS/Renos pretends to be an online malware scanner, and it “finds” an infection in your computer on purpose.

It says:

System scanner
The is a fast online scanner. For full scan and deletion of infected files from Your system please download VirusRemover2008.

VirusRemover2008 is obviously a fake antivirus program (or rogue antispyware) that is related to this Trojan, and you can go through a great ordeal before you get rid of a rogue once you catch it. Due to the fact that TrojanDownloader:JS/Renos does not look like a malicious program at all, a lot of users grow to believe in the fake infection report and then they end up downloading the rogue antivirus program. The message that prompts the user to download the “antivirus program” is as follows:

Your computer has been running slower than normal, it may be infected with Viruses, Adware or Spyware. VirusRemover2008 will perform a quick and completely FREE scann of your system for malicious programs.

Once the user clicks OK, another Trojan is downloaded called Trojan:Win32/Tibs.J and the infection only gets more severe. So if you want to avoid being redirected to malicious and infected sites, you need to remove TrojanDownloader:JS/Renos from your system as soon as possible. Invest in a trustworthy antimalware tool that will intercept and delete all the components of this Trojan for you automatically and you will not longer need to worry about the your system’s security.

Download Spyware Removal Tool to Remove* TrojanDownloader:JS/Renos
  • Quick & tested solution for TrojanDownloader:JS/Renos removal.
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How to manually remove TrojanDownloader:JS/Renos

Files associated with TrojanDownloader:JS/Renos infection:


TrojanDownloader:JS/Renos processes to kill:


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