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Virus Encyclopedia

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TDSS.CQ

 
Threat LevelLow threatDamageHighDistributionNot widespread

Effects 

TDSS.CQ allows hackers to gain remote access to the affected computer in order to carry out actions that compromise user confidentiality and impede the tasks performed on the computer.

 

It avoids being detected by the user by using the following techniques:
  • Techniques included in its code to hide its files and processes while it is active.
  • It deletes the original file from which it was run once it is installed on the computer.

 

It affects productivity, preventing tasks from being carried out:

  • It turns the computer into a platform for malicious action against remote computers surreptitiously.

 

Means of transmission 


Propagation through the exploits of remote vulnerabilities:

TDSS.CQ carries out the following process:

  • It spreads by attacking IP addresses obtained at random or from the network to which the infected computer belongs.
  • It tries to access the IP addresses under attack by exploiting an existing vulnerability or through an open port.
  • If it does this, it downloads a copy of itself onto the vulnerable computer.

 

Further Details  

TDSS.CQ has the following additional characteristics:

  • It is 83968 bytes in size.