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Threat Type Description:

Adware

Tracks user's personal information without the user's permission and passes it on to third parties. Backdoor-- creates a hole in system security in order to obtain remote access to a computer for spamming, spying, or other malicious actions.

Backdoor Trojan

Masquerades as another, harmless program and allows other computer users to gain access to your computer through a security hole.

Bomber

Floods a user's inbox with spoofed mail until the system crashes.

Cellhack

A way to control cellular calls or to use a cellphone as a scanner.

Clicker

Constantly tries to connect to certain websites to increase visit counts in order to earn more money for ads being displayed on these sites.

Cloner

Copies the original information from the target computer to the destination folder on a remote computer.

Crack

Breach in security on a system such that remote computer can control or change function of programs.

Denial of Service

Clogs the network connections to a target computer by exhausting computer resource and wasting network bandwidth with requests for service.

Dialer

Dials phone numbers to run up charges without user permission.

Downloader

Automatically downloads and runs/installs/updates malicious software without the user's permission.

Dropper

Carrier program which installs a virus or malware on the target computer

Exploit

Program or technique used for breaking onto or attacking another computer through security breaches in the network.

Flooder

Overloads a network connection with massmailing or fast pinging, etc, in order to cause a Denial of Service.

Hacktool

Used by unauthorized user to facilitate an attack or intrusion upon a target computer in order to gain information or control its function.

Hoax

An overblown, hyperemotional warning about a false threats which urge users to forward them to everyone they know, thereby clogging networks.

Keylogger

Records keystrokes and makes a log of keyboard activity to obtain usernames and passwords for accessing other computers.

Linker

A cluster of viruses which can attack a target computer on several levels.

Macrovirus

Infects documents or replicates using the internal macro language of an application.

Massmailer

Infects target computer, then distributes itself from via mass emailing to other computers using the target computer's address book.

Nuker

Performs TCP/IP DoS attacks to crash Windows machines that had not been properly secured.

Pager

Sends ICQ messages (WWW pager, regular messages, URL messages) to several target computers simultaneously.

Passwordstealer

Steals and decrypts a password via bruteforce or algorithmic cracking.

Phishing

Sends a seemingly-legitimate scam e-mail to a user in an attempt to make the user volunteer private information that will be used for identity theft.

Pingers

Verifies that a particular Internet address exists and can accept requests.

Portscanner

Attempts to connect to all ports on a target machine to see if anybody is listening on those ports and if they are vulnerable to attack. Script--attacks an unsecured computer via instructions to Microsoft scripting applications.

Sniffer

Collects information sent in computer network traffic by standing between the sender and the receiver.

Snoofer

Sends spoofed messages that will crash a user's ICQ (A conferencing program for the Internet). Spammer--extracts email addresses from internet sources and sends unsolicited/spoofed email to these addresses, possibly installing a backdoor for later use.

Spoofer

Creates false IP addresses and performs mass emailings through a broadcast address with a target machine listed as its source in order to overload networks.

Spyware

Gathers information from a target machine without the user's knowledge or permission. May use "bots" to collect information.

Spyware Trojan

Attacks a target computer through a seemingly-legitimate program in order to obtain information and send it to a third party without the user's cooperation.

Trojan Horse

A seemingly harmless or legitimate program which either carries executable viruses or performs malicious actions against a target computer.

Constructor/Generator/Engine

A program made by a programmer for use by non-programmers so they can create a virus.

Worm

Non-hosted virus program which makes and distributes copies of itself to other computers using email or other transport medium in order to attack them.