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A simple example of a complex cyberattack

We’re already used to the fact that complex cyberattacks use 0-day vulnerabilities, bypassing digital signature checks, virtual file systems, non-standard encryption algorithms and other tricks. Sometimes, however, all of this may be done in much simpler ways, as was the case in the malicious campaign that we detected a while ago – we named it ‘Microcin’ after microini, one of the malicious components used in it. Read Full Article

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Inside the Gootkit C&C server

In September 2016, we discovered a new version of Gootkit with a characteristic and instantly recognizable feature: an extra check of the environment variable ‘crackme’ in the downloader’s body. Just as interesting was the fact that we were able to gain access to the bot’s C&C server, including its complete hierarchal tree of folders and files and their contents. Read Full Article