Attackers Use Microsoft Office Vulnerabilities to Spread Zyklon Malware

Spam campaigns delivering Zyklon HTTP malware are attempting to exploit three relatively new Microsoft Office vulnerabilities. The attacks are targeting telecommunications, insurance and financial service firms. According to FireEye researchers who identified the campaigns, attackers are attempti...

Microsoft Office Vulnerabilities Used to Distribute Zyklon Malware in Recent Campaign

Introduction FireEye researchers recently observed threat actors leveraging relatively new vulnerabilities in Microsoft Office to spread Zyklon HTTP malware. Zyklon has been observed in the wild since early 2016 and provides myriad sophisticated capabilities. Zyklon is a publicly available,...

Microsoft Office Vulnerabilities Used to Distribute Zyklon Malware in Recent Campaign

Introduction FireEye researchers recently observed threat actors leveraging relatively new vulnerabilities in Microsoft Office to spread Zyklon HTTP malware. Zyklon has been observed in the wild since early 2016 and provides myriad sophisticated capabilities. Zyklon is a publicly available,...

Hackers Exploiting Three Microsoft Office Flaws to Spread Zyklon Malware

Security researchers have spotted a new malware campaign in the wild that spreads an advanced botnet malware by leveraging at least three recently disclosed vulnerabilities in Microsoft Office. Dubbed Zyklon, the fully-featured malware has resurfaced after almost two years and primarily found...

Modified Zyklon and plugins from India

IntroductionStreams of malicious emails Talos inspects every day usually consist of active spamming campaigns for various ransomware families, phishing campaigns and the common malware family suspects such as banking Trojans and bots.. It is however often more interesting to analyze campaigns...