DoublePulsar

DoublePulsar is a type of malware that was discovered in 2017. It is a backdoor Trojan that allows attackers to remotely control infected systems. The malware is named after its use of a technique called "double-pulsar" to maintain persistence on a compromised system. This technique involves creating a secondary thread within the primary thread of the malware, which allows it to evade detection and remain active even if the primary thread is terminated.

DoublePulsar was first detected in the wild in May 2017, when it was found to be infecting systems in Ukraine, Russia, and other countries. The malware was later discovered to be used in a large-scale cyberattack known as "WannaCry," which targeted systems running the Microsoft Windows operating system. The WannaCry ransomware, which was also discovered in May 2017, used DoublePulsar to spread across networks and infect additional systems.

DoublePulsar is a sophisticated piece of malware that is capable of evading detection and remaining active on a compromised system for an extended period of time. The malware is also capable of executing arbitrary code on the infected system, allowing attackers to perform a wide range of malicious activities, including data theft, data destruction, and the installation of additional malware.

In response to the discovery of DoublePulsar, security researchers and organizations have developed a number of tools and techniques to detect and remove the malware from infected systems. These include signature-based detection tools, behavioral analysis tools, and manual removal procedures. However, the use of DoublePulsar and other advanced malware continues to pose a significant threat to the security of computer systems and networks.