Social engineering attacks exploit human psychology rather than technical vulnerabilities. They’re devastatingly effective because they bypass even the most sophisticated security systems. Here’s how to defend against them.
For the full article, visit invincia.com/blog/how-to-secure-your-business-against-social-engineering-attacks.
Mobile devices are everywhere in the modern workplace. Smartphones, tablets, and laptops are essential business tools — and significant security risks. Mobile Device Management helps you keep them secure.
For the full article, visit invincia.com/blog/the-smb-guide-to-mobile-device-management.
When a security incident occurs, every minute counts. Without an incident response plan, you’re making critical decisions under pressure with no roadmap. Here’s how to build a plan before you need it.
For the full article, visit invincia.com/blog/how-to-build-an-effective-incident-response-plan.
Who has access to what in your organization? If you can’t answer that question precisely, you have an identity and access management problem. IAM is foundational to modern cybersecurity. Here’s your guide.
For the full article, visit invincia.com/blog/the-smb-guide-to-identity-and-access-management.
Not all threats come from outside your organization. Insider threats — whether malicious or accidental — are responsible for a significant percentage of data breaches. Here’s how to protect your business.
For the full article, visit invincia.com/blog/how-to-protect-your-business-from-insider-threats.
Every piece of software in your environment has vulnerabilities. The question is whether you find them before attackers do. Vulnerability management is the systematic process of identifying and fixing security weaknesses.
For the full article, visit invincia.com/blog/the-smb-guide-to-vulnerability-management.
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Employees want to use their personal devices for work. It’s convenient, it’s familiar, and it can boost productivity. But BYOD also introduces significant security risks. Here’s how to implement a BYOD policy that works.
For the full article, visit invincia.com/blog/how-to-implement-a-bring-your-own-device-policy.
Data is your most valuable business asset. Data Loss Prevention (DLP) helps you protect it from accidental exposure, malicious theft, and regulatory violations. Here’s your complete guide to DLP for small businesses.
For the full article, visit invincia.com/blog/the-smb-guide-to-data-loss-prevention.
Malware poses a significant threat in the digital world, causing extensive damage and financial loss. As technology advances, so do the tactics used by cybercriminals. In this article, we will explore some of the newest and most sophisticated types of malware.
7 Malware Threats to Watch Out For
Malware continues to evolve, becoming more complex and harder to detect. Here are seven new and tricky types of malware you should be aware of:
1. Polymorphic Malware
Polymorphic malware changes its code every time it replicates, making it difficult for antivirus software to detect. It uses an encryption key to alter its shape and signature, combining a mutation engine with self-propagating code to continuously change its appearance. This malware consists of an encrypted virus body and a virus decryption routine. While the virus body changes shape, the decryption routine remains the same, decrypting and encrypting the other part. This makes polymorphic malware easier to detect compared to metamorphic malware, but it can still quickly evolve into a new version before anti-malware software detects it.
Criminals use obfuscation techniques such as dead-code insertion, subroutine reordering, register reassignment, instruction substitution, code transposition, and code integration to create polymorphic malware. These techniques make it harder for antivirus programs to detect the malware. Polymorphic malware has been used in several notable attacks, spreading rapidly and evading detection by frequently changing its form. This type of malware requires advanced detection methods beyond traditional signature-based scanning.
2. Fileless Malware
Fileless malware operates without planting an actual file on the device. Over 70% of malware attacks do not involve any files. It is written directly into the computer’s short-term memory (RAM), exploiting the device’s resources to execute malicious activities without leaving a conventional trace on the hard drive. Fileless malware typically starts with a phishing email or other phishing attack containing a malicious link or attachment that appears legitimate. Once the user interacts with it, the malware is activated and runs directly in RAM, often exploiting vulnerabilities in software like document readers or browser plugins.
After entering the device, fileless malware uses trusted operating system administration tools like PowerShell or Windows Management Instrumentation (WMI) to connect to a remote command and control center. From there, it downloads and executes additional malicious scripts, allowing attackers to perform further harmful activities directly within the device’s memory. Fileless malware can exfiltrate data, sending stolen information to attackers and potentially spreading across the network to access and compromise other devices or servers. This type of malware is particularly dangerous because it can operate without leaving any files behind, making it difficult to detect using traditional methods.
3. Advanced Ransomware
Ransomware is a sophisticated form of malware designed to hold your data hostage by encrypting it. Advanced ransomware now targets not just individual computers but entire networks. It uses strong encryption methods and often steals sensitive data before encrypting it, adding extra pressure on victims to pay the ransom to prevent their data from being leaked publicly.
Ransomware attacks typically start with the installation of a ransomware agent on the victim’s computer. This agent encrypts critical files on the computer and any attached file shares. After encryption, the ransomware displays a message explaining what happened and how to pay the attackers. If the victims pay, they are promised a code to unlock their data. Advanced ransomware attacks have become more common, targeting various sectors, including healthcare and critical infrastructure, causing significant financial losses and disrupting essential services.
4. Social Engineering Malware
Social engineering malware tricks people into installing it by pretending to be something safe. It often comes in emails or messages that look real but are actually fake. This type of malware relies on human error rather than exploiting technical weaknesses. Social engineering attacks follow a four-step process: information gathering, establishing trust, exploitation, and execution. Cybercriminals gather information about their victims, pose as legitimate individuals to build trust, exploit that trust to collect sensitive information, and finally achieve their goal, such as gaining access to online accounts.
5. Rootkit Malware
Rootkit malware is a program or collection of malicious software tools that give attackers remote access to and control over a computer or other system. Although rootkits have some legitimate uses, most are used to open a backdoor on victims’ systems to introduce malicious software or use the system for further network attacks. Rootkits often attempt to prevent detection by deactivating endpoint antimalware and antivirus software. They can be installed during phishing attacks or through social engineering tactics, giving remote cybercriminals administrator access to the system. Once installed, a rootkit can install viruses, ransomware, keyloggers, or other types of malware, and even change system configurations to maintain stealth.
6. Spyware
Spyware is malicious software designed to enter your computer device, gather data about you, and forward it to a third party without your consent. Spyware can monitor your activities, steal your passwords, and even watch what you type. It often affects network and device performance, slowing down daily user activities. Spyware infiltrates devices via app install packages, malicious websites, or file attachments. It captures data through keystrokes, screen captures, and other tracking codes, then sends the stolen data to the spyware author. The information gathered can include login credentials, credit card numbers, and browsing habits.
7. Trojan Malware
Trojan malware infiltrates devices by camouflaging as a harmless program. Trojans are hard to detect, even if you’re extra careful. They don’t self-replicate, so most Trojan attacks start with tricking the user into downloading, installing, and executing the malware. Trojans can delete files, install additional malware, modify data, copy data, disrupt device performance, steal personal information, and send messages from your email or phone number. They often spread through phishing scams, where scammers send emails from seemingly legitimate business email addresses.
Protect Yourself from Malware
Protecting yourself from malware requires using the right technology and being aware of the risks. By staying informed and proactive, you can significantly reduce the risk of malware infections. If you need help safeguarding your digital world, contact us today for expert advice.