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In March 2016 Apple shut down the first ransomware attack targeted against Mac users, encrypting the users' confidential information. [8] It was known as KeRanger.After completing the encryption process, KeRanger demanded that victims pay one bitcoin (about US$400 at the time, about US$57,364.10 as of July 9, 2024) for the user to recover their credentials.
Koobface is a network worm that attacks Microsoft Windows, Mac OS X, and Linux platforms. [1] [2] [3] This worm originally targeted users of networking websites such as Facebook, Skype, Yahoo Messenger, and email websites such as GMail, Yahoo Mail, and AOL Mail.
Elk Cloner was created by Skrenta as a prank in 1982. Skrenta already had a reputation for pranks among his friends. In sharing computer games and software, he would often alter the floppy disks to shut down or display taunting on-screen messages. Due to this reputation, many of his friends simply stopped accepting floppy disks from him.
A worm is a stand-alone malware software that actively transmits itself over a network to infect other computers and can copy itself without infecting files. These definitions lead to the observation that a virus requires the user to run an infected software or operating system for the virus to spread, whereas a worm spreads itself. [35]
As of 23 February 2021, Internet security company Malwarebytes has discovered over 29,000 Macs worldwide running their anti-malware software to be infected with Silver Sparrow. [7] Silver Sparrow infected Macs have been found in 153 countries as of February 17, with higher concentrations reported in the US, UK, Canada, France, and Germany ...
The software then begins simulating deletion of the Windows folder. When this process is complete, a message is slowly typed on screen saying "Thank God this is only a game." A screen with the purchase information appears on screen and then returns to the desktop. No damage is done to the computer during the advertisement. [citation needed]
The software can also collect Wi-Fi passwords. [16] The researchers noticed that the software's code referenced an NSO Group product called "Pegasus" in leaked marketing materials. [17] Pegasus had previously come to light in a leak of records from Hacking Team, which indicated the software had been supplied to the government of Panama in 2015 ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Computer program that modifies other programs to replicate itself and spread Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles A computer virus is a type of malware that, when executed, replicates itself by ...