What does an Emotet do?
Emotet is a computer malware program that was originally developed in the form of a banking Trojan. The goal was to access foreign devices and spy on sensitive private data. Emotet has been known to deceive basic antivirus programs and hide from them.
Who did Emotet attack?
2019 saw Emotet adopt new targets and new tricks. A large-scale malspam campaign targeted German, British, Polish and Italian organisations, and Emotet was observed using password-protected ZIP files with JScripts/Microsoft Word docs.
Why is it called Emotet?
Emotet belongs to the malware strain known as banking Trojans. It primarily spreads through malspam, which are spam emails that contain malware (hence the term). These messages often contain familiar branding, mimicking the email format of well-known and trusted companies such as PayPal or DHL to convince users.
What is Emotet cyber security?
Emotet is a malware strain and a cybercrime operation believed to be based in Ukraine. The malware, also known as Heodo, was first detected in 2014 and deemed one of the most prevalent threats of the decade. Emotet is known for renting access to infected computers to ransomware operations, such as the Ryuk gang.
Is Emotet polymorphic?
Emotet, the polymorphic malware of whose actions we have already heard news at INCIBE-CERT (USA and Spain), has not ceased evolving from its inception, when it was catalogued as a banking Trojan, to now, where its main function is to act as a “downloader”, that is, allowing downloading and execution of other malware …
How does Emotet conceal itself?
Emotet is a banking trojan designed to steal account details. It steals FTP credentials. It also steals emails which it uses to disguise itself as legitimate communications that allow it to move laterally across the network.
How was Emotet taken down?
It appears to have stemmed from a raid by police in the Ukraine, in which physical assets belonging to suspects associated with running the botnet were seized. The Emotet malware had been running wild since 2014, first seen as a trojan targeting banking systems.
How old is Emotet?
Emotet was first discovered as a banking Trojan in 2014. It spread via spam emails with malicious JavaScript files (i.e. malspam) that sneaked onto computers to steal sensitive information. Evolved versions used a macro-enabled document to hide the malicious script.
How was Emotet stopped?
In late January 2021, Europol announced that the “Emotet” malware and botnet had been disrupted as a result of international collaborative action from eight law enforcement authorities. Meaning that on this day, Emotet infections will be uninstalled from their victims’ machines.
What port does Emotet use?
Emotet has used HTTP over ports such as 20, 22, 7080, and 50000, in addition to using ports commonly associated with HTTP/Hypertext Transfer Protocol Secure. Emotet is known to use RSA keys for encrypting C2 traffic.
Who took down Emotet?
Police have seized thousands of computers running one of the most dangerous hacking networks worldwide.
Is Emotet back?
Volume of traffic associated with the malware is now back at 50\% of the volume before law enforcement took the botnet operation down in January 2021, security vendor says.
What is Emotet malware and how does it spread?
What Is Emotet Malware? Emotet belongs to the malware strain known as banking Trojans. It primarily spreads through malspam, which are spam emails that contain malware (hence the term). These messages often contain familiar branding, mimicking the email format of well-known and trusted companies such as PayPal or DHL to convince users.
What is Emotet Trojan?
Emotet is a Trojan that mainly spreads through spam emails, disseminated by a cyber group called Mealybug, that contain either malicious macro-enabled documents or links. Emotet is one of the most dangerous botnets, as it enables criminals to effectively monetize attacks via information theft, email harvesting, and ransomware distribution.
What is Emotet and why is it so dangerous?
Emotet is also so dangerous because, in addition to its own modules to steal emails, misuse computers and act as a C2 and spam server, it also delivers other malware such as TrickBot, which can ultimately lead to infection with Ryuk ransomware.
How does the Emotet attack chain work?
The first stage of this Emotet attack chain ends with the execution of the deobfuscated payload originally embedded in the malicious document. The payload contains a series of calls to cmd.exe nested around an obfuscated call to PowerShell with base64 data passed as an argument.