Malicious Backdoors: Fake Images and Strrev Functions

Malicious Backdoors: Fake Images and Strrev Functions

When a website is compromised, attackers frequently leave behind a backdoor – according to our research around 70% of all website hacks include a backdoor. These backdoors are not designed to attack a website or destroy data, instead they allow an attacker to re-enter a targeted website with little to no authentication, providing them with unauthorized access to the system.

Backdoors can be planted anywhere within a site, file system, or database.

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*** This is a Security Bloggers Network syndicated blog from Sucuri Blog authored by Samuel Odendaal. Read the original post at: https://blog.sucuri.net/2017/09/malicious-backdoors-fake-images-strrev-functions.html