'Wiper' Attacks: How Sony Hack ComparesInfographic Analyzes Similarities Among Breaches
The "wiper" malware attack against U.S.-based Sony Pictures Entertainment has numerous similarities to previous wiper attacks against firms located in Saudi Arabia and South Korea, anti-virus firm Kaspersky Lab reports.
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While that's no smoking gun proving that the same group is behind all three attacks, "it is extraordinary that such unusual and focused acts of large-scale cyber destruction are being carried out with clearly recognizable similarities," says Kurt Baumgartner, a Kaspersky Lab principal researcher, in a blog post.
Here's how these three separate wiper-malware campaigns are similar, as well as the key ways in which they differ: