Is your computer invaded by Trojan-downloader.PDF.Agent.i Trojan horse and can not delete it from the computer? Findig other effective ways to remove right now? It is not enough to remove it only from the control panel and end its process fro the task manager. To remove this malicious threat, you need to get rid of all files and registry related to it.
Trojan-downloader.PDF.Agent.i is really a contemptible Trojan infection which developed by cyber criminals for doing some fairly bad things on innocent victim’s computer. In most cases, this Trojan virus is distributed on victim’s PC through spam email, pornographic sites and free software. It also could be installed onto the targeted PC when a free application is downloaded, a malicious website is visited and a suspicious link is clicked. It is advised to be careful of online resources which can be downloaded from a variety of websites which may contain many kinds of infections and threats. It is very easy to be ignored that infected USB devices can be a mode of transmission to spread this virus. This Trojan horse generally targets almost all versions of the Windows operating system and uses a custom designed pdf as a carrier.
Once being installed to the computer, Trojan-downloader.PDF.Agent.i may copy its related files to computer hard disk. After that, it will randomly mess up computer LAN settings and DNS settings that can shut down Internet connection or completely block it. It infects all programs that users have installed such as the computer browser will be affected and search results will be redirected to other unknown websites frequently when users open internet browser to surf. Moreover, it has the ability to damage and change a large number of important files, make several harmful changes onto the PC; these harmful modifications can corrupt important registries and important software. Personal data can be very dangerous for the reason that it contains malicious code. When it is executed, it carries out actions which will typically cause loss or theft of data. Antivirus program often cannot find its trace because during its installation, Trojan-downloader.PDF.Agent.i has implanted its malicious files to the important parts of infected system, corrupting registry keys and modifying the names of some important system files, all the above harmful activities can do a safe cover for its existence. Even more, it also creates unwanted process in the task manager which results to increase of CPU consumption.
Problems triggered by Trojan-downloader.PDF.Agent.i
System performs super slow and irregular
Certain programs are damaged and system crashes
A lot of malicious threats are downloaded and installed without authorization.
Private data such as financial account is stolen
Commercial ads appear on the interface when visiting webpages
Browser settings and options are modified
Difficult to get access to websites especially antivirus websites
Crucial files and registry is destroyed
Large consumption of system resources
Low system security defense
Firewall and windows defender are not available
How does your computer get infected by Trojan-downloader.PDF.Agent.i
Most of time, this infection can be manually downloaded and sneak into an innocent computer in conjunction with the program that PC user want to download. It is able to invade target computer without user’s precise awareness as other Trojan threats. What we can learn from recent security research is that Trojan-downloader.PDF.Agent.i is often bundled with some kind of pirated or illegally acquired software which cyber hacker pretend to share with all users on some malicious websites. When you tend to visit those compromised websites, including some peer-to-peer file sharing websites carrying the activation code of the PUP, you might get in a terrible scam and download some malicious programs and get your computer infected without knowing what is happening. In addition, Trojan-downloader.PDF.Agent.i has the ability to attach itself to some malicious emails as a bogus link ZIP attachment.
It is very dangerous if you don’t get rid of Trojan-downloader.PDF.Agent.i promptly from your computer. It can damage the affected computer badly and violate your privacy. It may result in a series of frustrating system problems, such as system shutdown/restart, missing or damaged .dll file and executable file corruption, etc. Therefore, you need to take measures to remove it soon. Here are two removal guides – Automatic Removal and Manual Removal, both of which have their own advantage. Just choose the one you feel like.
Solution One: Remove Trojan-downloader.PDF.Agent.i with SpyHunter.
Solution Two: Get rid of Trojan-downloader.PDF.Agent.i manually.
Solution One: Remove Trojan-downloader.PDF.Agent.i with SpyHunter
Step 1: Download removal tool SpyHunter by clicking on the below button.
Step 2: Following the installation wizard to install it on your PC. After the installation, launch SpyHunter and click “Malware Scan” to perform a full and quick system scan on your PC.
Step 3: As soon as finishing the system scan, choose Select all and then click Remove to get rid of all the threats on your PC.
Solution Two : Get rid of Trojan-downloader.PDF.Agent.i manually
Step 1: Disable the processes of the Trojan.
1.Open Windows Task Manager. Press Ctrl + Alt + Del keys together to open Windows Task Manager.
2.Under the Processes tab, right-click to disable the selected processes related to the Trojan immediately.
Step 2: Show hidden files and folders of the Trojan.
For Windows XP, 7, and Vista users:
1.Restart your affected computer.
2.Click on Start menu and open Control Panel.
3.Select Appearance and Personalization.
4.Go to Folder Option.
5.Click on the View tab, under Advanced settings, check Show hidden files and folders and uncheck Hide protected operating system files (Recommended). And then hit OK.
For Windows 8 users:
1.Restart your affected computer.
2.Right click to choose mini start menu in the desktop. And then launch Control Panel.
3.Move to Folder Options.
4.Click on the View tab.
5.Under Advanced settings, check Show hidden files and folders and uncheck Hide protected operating system files (Recommended). And then hit OK.
Step 3: Clean up the files related to Trojan horse from your PC.
Step 4: Delete the registry entries of the Trojan.
1.Press Windows + R keys together and type regedit into the Run box, and then hit OK to open Registry Editor.
2.Search for all the registry entries related to the Trojan and then delete them all as listed below:
Step 5: After all the steps above are finished, please restart your computer normally to save these changes.
Suggestion: To remove Trojan-downloader.PDF.Agent.i safely and quickly, the removal tool will always be the first choice. If you have certain removal experiences before, you can follow the manual removal method. Do be careful when dealing with files and registry for it is easy to confuse malicious files between default system files.