SecureList

NOVEMBER 26, 2021

The attackers obtain initial access to a system by sending a spear-phishing email to the victim containing a Dropbox download link. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine. After this, they were tricked into downloading previously unknown malware.

Malware 101

Malware Banking Energy and Utilities Accountability 101

Security Affairs

FEBRUARY 5, 2021

The attacker downloaded tmate and issued a command to run it and establish a reverse shell to tmate.io The malicious code also leverages other techniques to avoid detection, for example it modifies the system DNS resolvers and uses Google’s public DNS servers to bypass DNS monitoring tools. from container 1.

Malware 109

Malware DNS Cryptocurrency Internet 109

eSecurity Planet

MARCH 14, 2023

Encryption will regularly be used to protect the data from interception. In the broadest sense, defense in depth uses: Data security : protects data at rest and in transit such as encryption, database security, message security, etc. For example, hackers can use packet sniffers or a phishing link using a man-in-the-middle attack.

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

eSecurity Planet

FEBRUARY 16, 2021

Adware, also known as malvertising , is a type of malware that downloads or displays advertisements to the user interface. Users sometimes unknowingly infect themselves with adware installed by default when they download and install other applications. Most users are familiar with adware in the form of unclosable browser pop-ups.

Malware 105

Malware Adware Spyware Antivirus 105

eSecurity Planet

MARCH 22, 2023

Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. Additional protection may be deployed using browser security, DNS security, or secure browsers to protect endpoints from malicious websites. Critical resources need additional protection.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

eSecurity Planet

MARCH 16, 2023

Downloadable malware : When clicked, links in emails or extensions on websites immediately download malicious software onto a host machine. DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage.

Network Security 109

Network Security Firewall Internet Internet 109

eSecurity Planet

JULY 28, 2021

DDoS: Overwhelming the Network. In the age-old denial of service (DDoS) attack, a fleet of attacker devices can overwhelm an organization’s web server, thus blocking access to legitimate users. As encryption methods go, AES-128 and RSA-2048 are vulnerable to quantum attacks. Verifying and logging software updates and downloads.

Cybersecurity 135

Cybersecurity Cryptocurrency Technology Energy and Utilities 135

SecureList

NOVEMBER 18, 2022

Number of unique users attacked by financial malware, Q3 2022 ( download ). Number of new ransomware modifications, Q3 2021 — Q3 2022 ( download ). Number of unique users attacked by ransomware Trojans, Q3 2022 ( download ). Number of new miner modifications, Q3 2022 ( download ). TOP 10 banking malware families.

Mobile 96

Mobile Malware Ransomware IoT 96

Security Affairs

MARCH 6, 2019

Criminals used UPX packer to protect malware code written in Go and a RSA public certificate is hardcoded inside malware to encrypt all user’s target files. This finding results in a simple “key” to encrypt all the infected victims. However, the RSA public key used to encrypt the target files is static and hardcoded inside ransomware.

Ransomware 81

Ransomware Encryption Malware Cyber Attacks 81

Security Affairs

MARCH 6, 2019

Criminals used UPX packer to protect malware code written in Go and a RSA public certificate is hardcoded inside malware to encrypt all user’s target files. This finding results in a simple “key” to encrypt all the infected victims. However, the RSA public key used to encrypt the target files is static and hardcoded inside ransomware.

Ransomware 40

Ransomware Encryption Malware Cyber Attacks 40