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A Trojan horse is a program that purports to perform some legitimate function, yet upon execution it compromises the user's security. [17] A simple example is the following malicious version of the Linux sudo command. An attacker would place this script in a publicly writable directory (e.g., /tmp).
A dropper[1][2] is a Trojan horse that has been designed to install malware (such as viruses and backdoors) onto a computer. The malware within the dropper can be packaged to evade detection by antivirus software. Alternatively, the dropper may download malware to the target computer once activated. Droppers can be categorized into two types ...
A Trojan:Win32/Agent is the definition (from Microsoft or Apple) of a Trojan downloader, Trojan dropper, or Trojan spy. Its first known detection was January 2018, according to Microsoft Malware Protection Center. Trojans may allow an attacker to access users' personal information such as banking information, passwords, or personal identity. It ...
Malware (a portmanteau of malicious software) [1] is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, deprive access to information, or which unknowingly interferes with the user's computer security and privacy.
The Storm Worm (dubbed so by the Finnish company F-Secure) is a phishing backdoor [1][2] Trojan horse that affects computers using Microsoft operating systems, [3][4][5] discovered on January 17, 2007. [3] The worm is also known as: The Storm Worm began attacking thousands of (mostly private) computers in Europe and the United States on Friday ...
Tiny Banker Trojan, also called Tinba, is a malware program that targets financial institution websites. It is a modified form of an older form of viruses known as Banker Trojans, yet it is much smaller in size and more powerful. It works by establishing man-in-the-browser attacks and network sniffing. Since its discovery, it has been found to ...
Agent Tesla. Agent Tesla is a remote access trojan (RAT) written in .NET that has been actively targeting users with Microsoft Windows OS-based systems since 2014. It is a versatile malware with a wide range of capabilities, including sensitive information stealing, keylogging and screenshot capture. Since its release, this malicious software ...
Alureon (also known as TDSS or TDL-4) is a trojan and rootkit created to steal data by intercepting a system's network traffic and searching for banking usernames and passwords, credit card data, PayPal information, social security numbers, and other sensitive user data. [1] Following a series of customer complaints, Microsoft determined that ...