A number of Indians use ‘Skype’ to communicate with their friends, relatives and other contacts within and outside the country. A malicious spam campaign is on the rise targeting Skype users by sending instant message which appears to come from friends in the Skype contact list. Security researchers from Avast had intercepted this Darkbot malware campaign, and they estimate that this affecting millions of Skype users. Users of Skype are advised to upgrade to the latest version of Skype as soon as possible. The agency has asked users not to “follow unsolicited web links or attachments in Skype messages”
Source: https://thehackernews.com/2012/10/indian-cert-issue-warning-about-ongoing.html