HappyDoor makes use of subtle ‘anti-analysis’ methods to hinder efforts to research malicious code, knowledgeable says
A North Korean cybercrime group recognized for its spear-phishing campaigns has been utilizing a complicated new backdoor to achieve entry to victims’ computer systems and steal info, in accordance with a South Korean cybersecurity agency.
AhnLab mentioned in a report revealed on Wednesday that the DPRK menace actor Kimsuky has been distributing the beforehand undisclosed malware, dubbed “HappyDoor” by safety researchers, by malicious electronic mail attachments as a part of its ongoing cyber espionage operations.
The safety firm said that it first noticed HappyDoor in 2021, however continued monitoring it over the previous three years and seen that the malware
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