As you have already guessed by the latest entries posted, the world of the virus are moving extremely fast, with news arriving every few hours and threats that do nothing but come and go and then come back stronger than ever. Special mention to the ransomware, which more problems are occurring. However, this news concerns Qbot, a virus that made an appearance in 2009. It has been quite enough time since then.
Symantec detected the original variant, proceeding to eliminate as far as possible. The objective of the threat was the steal data and information from infected computers. It seems that the virus was removed. Although it has come back. And now it is more powerful and dangerous than ever. Be careful with it, because it could give you a surprise.
The threat has evolved in such a way that you can now know if users are trying to eliminate it or detect it. In addition, its spread is done really quickly, even before any damage. The code is polymorphic, which means that it changes slightly to avoid find it. According to the latest statistics, the new variant of Qbot has already infected more than 54 million computers, including some that are in US organizations. The danger is maximum.
The method of distribution is mainly through compromised pages, taking advantage of vulnerabilities in operating systems of the users. Essential that you count with an antivirus.
Remember that this variant, so far, only affects Windows operating systems, which means it is highly recommended that you have installed the latest updates and versions of applications. Beware, the danger is extreme.