Like most botnets, Stegobot gains control of computers by tricking users into opening
infected email attachments or visiting suspect websites.
It is usually spread by clicking on
an infected email attachment or website and encrypts all the data files on a firm's computers.
Not exact matches
These
emails would contain a zip
attachment that when opened would
infect the computer.
It is believed the WannaCry virus was spread without personal interaction via the typical toxic
email attachment, attacking vulnerabilities in public systems, which once compromised were used to
infect other systems.
Infected attachments, spam and phishing attacks delivered by
email make it easy for cyber criminals to deliver malware and breach law firm security protections.
The reason for Rule # 2 might be less obvious: to trick you into feeling comfortable about opening an
attachment, some types of malware will send an
email with an
infected attachment to all the address book contacts it finds on a computer that it has just successfully
infected.
The malware, thought to originate in Eastern Europe or Russia,
infects your machine in the usual way, e.g. when you open a dodgy
email attachment or other file; but then it proceeds to encrypt most of the files on your computer, eventually denying you access.
This occurs when someone opens an
infected attachment, clicks on a link in an
email, or responds to a phishing message.
It doesn't have a good way if
infecting Linux systems, though — you'd have to download it from a website or receive it as an
email attachment and run the Trojan.
If you start downloading pirated software from illicit websites and opening dangerous programs that arrive as
email attachments, you'll probably get
infected with something.
Often delivered via a malicious
attachment or link in a phishing
email, ransomware encrypts the
infected system, locking the user out until they pay a ransom — delivered in bitcoin or other cryptocurrency in order to get them back.
Most ransomware
infects a computer or mobile device in «Trojan horse» fashion — infection is secretly triggered when you open an unexpected
email attachment, visit a malicious website or install
infected software downloaded from the Internet.