What is Backdoor.TeamViewer Trojan?
Once TeamViewer is infected and installed, it sends back the information to the attackers Command & Control server and submit the IP address of the infected computer
Once the cyber hackers get the victim's IP address, they have the access remote for the victim's computer and take remote control of it.
Once the computer is infected, it connects and use the computer as if they were in front of it. This access allows them to view your personnel documents, pictures, and run other programs that steal passwords to your online accounts.
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The only logical way that would you know about this infection is if you see the %AppData%\Sin\5s.exe application running on your computer. The malware’s main payload is placed into the avicap32.dll library, which is necessary for TeamViewer to operate. The library is kept in the same folder as the original executable, which ensures that it is loaded immediately.
The backdoor support includes various commands, such as restart or turn off the computer, relaunch or remove TeamViewer, start/stop listening through the microphone, identify the web camera, start/stop viewing via the web camera, download and save a file to a temporary folder and run it later, and update a configuration file and the backdoor’s executable file, as well as connect to the specified remote server.
These commands allow cybercriminals to spy on their victim’s computer in several ways, and steal their personal information. Furthermore, the malware can be used to install malicious programs, and Doctor Web researchers say that it has been used to distribute threats belonging to the Trojan.Keylogger and Trojan.PWS.Stealer families.
How did Backdoor.TeamViewer Trojan get on my Computer?
Backdoor.TeamViewer Trojan gets entry through source programs which carry hidden payload that you unknowingly install. Common sources of such programs are:
- Malicious websites designed specifically to inject Trojans
- Spam email with malicious attachments
- Fake updates presented when any new software is installed.
- Peer-to-peer sharing software which may be infected with this trojan.
- Malicious video players and its nasty links. and codecs
- Free downloadable games which are designed secret to spread virus and Backdoor.TeamViewer Trojan is one of them.
- Social media links pointing to infected files or websites and also software enabled for chatting.
Symptoms of Backdoor.TeamViewer Trojan Infection
The primary symptoms of Backdoor.TeamViewer Trojan infections are:
- Unusual network activities: Unnatural network activities like slow network (Internet) speed because the trojan attempts to access your network to download other malicious programs.
- Registry modifications. Backdoor.TeamViewer Trojan aims to add new registry entries and change the existing ones, because of which you will experience slow and unusual computer behavior.
- Change in browser settings: Backdoor.TeamViewer Trojan installs rogue files, especially that function on the modification of your browser proxy-related settings. Which resulted into internet access gets slow and also few unwanted websites keep gets downloaded through pop-ups or even directly in any active browser window.
- Slow computer speed: You will have slower booting speed of your computer, due to unknown startup programs downloaded by Backdoor.TeamViewer Trojan.
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Tips to prevent Backdoor.TeamViewer Trojan from entering your computer :
1. Enable your popup blocker: Pop-ups and ads in the websites are the most adoptable tactic used by cybercriminals or developers with the core intention to spread malicious programs. So, avoid clicking uncertain sites, software offers, pop-ups etc.
2. Keep your Windows Updated: To avoid such infections, we recommend that you should always keep your system updated through automatic windows update. By doing this you can keep your device free from virus. According to the survey, outdated/older versions of Windows operating system are an easy target.
3. Third-party installation: Try to avoid freeware download websites as they usually install bundled of software with any installer or stub file.
4. Regular Backup: Regular and periodical backup helps you to keep your data safe in case the system is infected by any kind of virus or any other infection. Thus always backup important files regularly on a cloud drive or an external hard drive.
5. Always have an Anti-Virus: Precaution is better than cure. We recommend that you install an antivirus like McAfee or a good Malware Removal Tool like Download Free Virus RemovalTool
6. Install a powerful ad- blocker for Chrome, Mozilla,and IE.
