What does this bash script do?

What does this bash script do?

The script tells the actors what they should say and do. A script for a computer tells the computer what it should do or say. In the context of Bash scripts we are telling the Bash shell what it should do. A Bash script is a plain text file which contains a series of commands.

Is bin Bash a virus?

What is the “Bash” Bug Virus? The “bash bug,” also known as the Shellshock vulnerability, poses a serious threat to all users. The threat exploits the Bash system software common in Linux and Mac OS X systems in order to allow attackers to take potentially take control of electronic devices.

What is a script in malware?

Scripts are written code that are interpreted and implemented by another application. Malware authors have taken advantage of relative ease of producing scripts and have produced significant numbers of script-based malware – many of which are written using Visual Basic Script, JavaScript, and HTML.

Are .sh files safe?

So yes, a shell script can be malicious. It can get more complex and call on other scripting languages, libraries, or even be a shell archive that spits out and calls a regular executable. For the most part, anything you run gets the permissions of the user.

Does virus affect Linux?

Linux malware includes viruses, Trojans, worms and other types of malware that affect the Linux operating system. Linux, Unix and other Unix-like computer operating systems are generally regarded as very well-protected against, but not immune to, computer viruses.

Is Macro A virus?

A macro virus is a computer virus written in the same macro language as the software it infects — common victims include Microsoft Excel and Word. Because they target software rather than systems, macro viruses can infect any operating system.

What is an sh file?

A shell script or sh-file is something between a single command and a (not necessarily) small programm. The basic idea is to chain a few shell commands together in a file for ease of use. So whenever you tell the shell to execute that file, it will execute all the specified commands in order.

How do you use sh?

The way professionals do it

1. Open Applications -> Accessories -> Terminal.
2. Find where the .sh file. Use the ls and cd commands. ls will list the files and folders in the current folder. Give it a try: type “ls” and press Enter.
3. Run the .sh file. Once you can see for example script1.sh with ls run this: ./script.sh.