Malware

Protect yourself against malicious software.

Cyber Security Incident Reporting Guidelines

At I&M Bank we value the trust and confidence our customers place in us to protect their sensitive information and digital assets. In the event of a cybersecurity incident, your prompt reporting is essential to help us address and mitigate any potential threats. This guide outlines the procedures for reporting cybersecurity incidents and provides important information on how you can assist in our response efforts.

Malware

Malware

Malicious software, commonly known as “malware” is a category of a computer program that is designed to run for the benefit of those other than the owner of the computer that hosts it. Although many types of malware cause harm, the destruction of data or the inconvenience caused to the computer owner is not the defining feature of malware. In many cases, you do not realize that your computer has been infected by malware. You only notice occasional odd behavior in your computer but ignore it. When your computer starts acting strangely, you could be the target of cybercrime. The different types of malicious software that can get onto your computer include but are not limited to:

Types of Malware

Security Insight

Viruses spread by attaching to legitimate files—making file sharing a hidden danger without proper antivirus protection.

i. Virus

The virus is the best-known form of malware. The distinctive feature of a virus is that it is able to replicate itself to spread, and it usually attaches itself to another, commonly used, legitimate program that acts as its On switch. The associated file also acts as a transport mechanism. If a virus attaches to a music file, whenever that file is copied onto a disk, memory card, or USB stick, the virus goes with it. The virus will also accompany the infected file when it is transferred over the internet. The best way to avoid infection by viruses is to install an antivirus system that relies on a database of characteristics that’s constantly updated by the producers of the software. This update function is part of the value of the antivirus program, so you should make sure that you keep your system up to dateaccc.

ii. Worm

Worms are very similar to viruses. The distinction between a virus and a worm is that the virus spreads on physical media, such as a bootable disk, and the worm is delivered over the internet. Whereas a virus attaches itself to another program, the worm is an independent process. A worm infects a network rather than just an individual computer because it communicates with other devices associated with the computer it has already infected.

Critical Takeaway

A worm infects a network rather than just an individual computer .

Security Insight

Trojans disguise themselves as helpful software, tricking users into installing them unknowingly.

iii. Trojan

The Trojan advertises itself as a useful program. This might be a file space cleaner or a utility that speeds up your computer. Sometimes, you really do get the useful tool, and it may work very well. The Trojan is installed along with the desired program through an installer wizard without your knowledge. The Trojan is just a delivery system.

iv. Spyware

The purpose of spyware is to steal your data and report on your activities. There are many different types of spyware programs, and they don’t just infect computers, phones, and tablets. The most common spyware is the keylogger. One type of spyware, called a RAM scraper, specializes in infecting electronic points of sales devices, which means store cash registers. The RAM scraper harvests the payment details of customers as it rests fleetingly in the storage of the machine.

Key takeaway

Spyware secretly monitors your activity to steal sensitive data, even from everyday devices like computers, tablets, phones and store registers.

Stay Alert!

Adware hijacks your browser to flood you with ads and redirect your online activity for profit.

v. Adware

Adware takes several different forms, but it usually operates through your browser or network settings. The purpose of adware is to make you look at an advert that earns the controlling entity money. Adware can be implemented by redirecting your web visits to pages other than the one you thought you were going to. Another technique involves hijacking your browser settings to add on unwanted toolbars and alter your default search engine.

vi. Ransomware

In a ransomware attack, a virus encrypts all of the files on your computer. Nothing is stolen or damaged, but everything on your computer is locked away, and you can’t access it again without paying a hacker money for the decrypting key. Ransomware attacks spread quickly. The encryption systems that implement them are usually delivered by Trojans and worms.

Critical Takeaway

Ransomware locks your files and demands payment, turning your own data into a hostage.

How to protect yourself from Malware

The main defenses against all forms of malware are pretty much the same:

Information Security Safety Measures

Tips to keep you safe across all your online platforms

Find out more

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I&M Group PLC has received the international standard ISO/IEC 27001:2022 certification.

Read More
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I&M Group PLC has received the international standard ISO/IEC 27001:2022 certification.

Read More

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