273 VULNERABILITIES PATCHED JUST LAST WEEK? WHAT'S GOING ON?

Last week a journalist reached out to us and asked:

There were 273 vulnerabilities (104 Apple across OSX and iOS, 79 Adobe, 71 Microsoft and 19 Google) patched by just 4 vendors in just this 1 week. Those numbers are, frankly, incredible. The question is, should they also be of concern?

It's an interesting question. Is this good news or bad news? Our systems and their potential vulnerabilities are always a cause for concern. There's two sides of the security update story, however.

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CRYPTOGRAPHIC RANSOMWARE IS ON THE RISE THIS HOLIDAY SEASON

iSheriff Labs have seen another increase in Cryptographic Ransomware variants this week. These variants center around the TeslaCrypt Ransomware, which is not new, it has been around in various iterations since February of 2015, but we have seen a sudden spike in it’s use. We have seen over 70K different incidents over the past week.

Many of the variants are borrowing from the Carberp Trojan in the way that it attempts to obfuscate code to evade signature detection. Borrowing code is also not new for TeslaCrypt as it borrowed from the Malware like CryptoLocker in the past. We believe this specific increase shows some business savvy on the criminal enterprise behind TeslaCrypt. The Angler Exploit domain takedowns have shown us that cryptographic malware was generating over $60 million a year in revenue, so we know it is working. Cryptographic malware relies on the user choosing to pay the ransom in order to generate a profit.

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About iSheriff

iSheriff is the leading provider of content and endpoint security from the cloud. We keep organizations and individuals safe from cybercrime, malware and digital threats. Thousands of businesses across a wide array of industries have deployed our solutions, including some of the most sophisticated buyers of security technology worldwide.