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SynAck targeted ransomware uses the Doppelgänging technique

In April 2018, we spotted the first ransomware employing the Process Doppelgänging technique – SynAck ransomware. It should be noted that SynAck is not new, but a recently discovered sample caught our attention after it was found to be using Process Doppelgänging. Here we present the results of our investigation of this new SynAck variant. Read Full Article

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Who’s who in the Zoo

ZooPark is a cyberespionage operation that has been focusing on Middle Eastern targets since at least June 2015. The threat actors behind the operation infect Android devices using several generations of malware, with the attackers including new features in each iteration. Read Full Article

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Roaming Mantis uses DNS hijacking to infect Android smartphones

In March 2018, Japanese media reported the hijacking of DNS settings on routers located in Japan, redirecting users to malicious IP addresses. The redirection led to the installation of Trojanized applications named facebook.apk and chrome.apk that contained Android Trojan-Banker. During our research we received some invaluable information about the true scale of this attack, we decided to call it ‘Roaming Mantis’. Read Full Article

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Pocket cryptofarms

In recent months, the topic of cryptocurrency has been a permanent news fixture — the value of digital money has been see-sawing spectacularly. Such pyrotechnics could hardly have escaped the attention of scammers, which is why cryptocurrency fluctuations have gone hand in hand with all kinds of stories. These include hacked exchanges, Bitcoin and Monero ransoms, and, of course, hidden mining. Read Full Article

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Denis and Co.

In April 2017, we published a detailed review of a malicious program that used DNS tunneling to communicate to its C&C. That study prompted us to develop a technology to detect similar threats, which allowed us to collect a multitude of malware samples using DNS tunneling. Read Full Article