Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

why suddenly, when I open Firefox browers does Malwarebytes warn me of a trojan cs9.wac.phicdn.net

more options

why suddenly, when I open Firefox browers does Malwarebytes warn me of a trojan cs9.wac.phicdn.net

why suddenly, when I open Firefox browers does Malwarebytes warn me of a trojan cs9.wac.phicdn.net

Chosen solution

You may have ad/mal-ware. Further information can be found in this article; https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware?cache=no

Run most or all of the listed free to use malware scanners. Each works differently. If one program misses something, another may pick it up.

Read this answer in context 👍 0

All Replies (2)

more options

Chosen Solution

You may have ad/mal-ware. Further information can be found in this article; https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware?cache=no

Run most or all of the listed free to use malware scanners. Each works differently. If one program misses something, another may pick it up.

more options

hello msugar,

FireFox does not have that file as part of its installation files.

So your system sounds like its infected and FireFox is being used as part of that infection.

Do a google search on the following to see what others are saying about this:

" cs9.wac.phicdn.net malwarebytes "