SecureList

JUNE 5, 2023

Satacom downloader, also known as LegionLoader, is a renowned malware family that emerged in 2019. It is known to use the technique of querying DNS servers to obtain the base64-encoded URL in order to receive the next stage of another malware family currently distributed by Satacom.

Cryptocurrency 77

Cryptocurrency DNS Malware Encryption 77

SecureList

OCTOBER 25, 2023

Introduction It’s just another cryptocurrency miner… Nobody would even suspect the mining malware was merely a mask, masquerading behind an intricate modular framework that supports both Linux and Windows. This malware employed a custom EternalBlue SMBv1 exploit to infiltrate its victims’ systems.

Malware 106

Malware DNS Encryption Cryptocurrency 106

eSecurity Planet

MARCH 21, 2022

Hackers gained initial access by brute-forcing an existing account via “a simple, predictable password” to enroll a new device in the MFA procedures, the agencies said. Require all accounts with password logins (e.g., service account, admin accounts, and domain admin accounts) to have strong, unique passwords.

VPN 117

VPN Accountability Authentication Passwords 117

CyberSecurity Insiders

JUNE 29, 2023

Executive summary Credential harvesting is a technique that hackers use to gain unauthorized access to legitimate credentials using a variety of strategies, tactics, and techniques such as phishing and DNS poisoning. Sandboxing is important because it helps to identify and mitigate potential security vulnerabilities, viruses, and malware.

Phishing 85

Phishing Authentication Cyber threats DNS 85

Security Boulevard

JANUARY 17, 2024

Figure 1 — Cloudflare RBI Diagram The primary focus of RBI is to prevent user interactions with web-based malware such as cross-site scripting (XSS), drive-by downloads, and various forms of malicious JavaScript. Antivirus Inspection Not all RBI products will prioritize this time factor. In this function, it does an excellent job.

DNS 64

DNS Penetration Testing Passwords Encryption 64

SecureList

DECEMBER 1, 2023

To exfiltrate data and deliver next-stage malware, the attackers abuse cloud-based data storage, such as Dropbox or Yandex Disk, as well as a temporary file sharing service. The postinst script contains comments in Russian and Ukrainian, including information about improvements made to the malware, as well as statements by activists.

Malware 90

Malware Ransomware Encryption Energy and Utilities 90

Security Affairs

APRIL 21, 2019

Analyzing OilRigs malware that uses DNS Tunneling. Facebook admitted to have stored millions of Instagram users passwords in plaintext. Avast, Avira, Sophos and other antivirus solutions show problems after. Marcus Hutchins pleads guilty to two counts of banking malware creation. Pierluigi Paganini.

Computers and Electronics 62

Computers and Electronics Spyware Data breaches Advertising 62

Security Affairs

SEPTEMBER 8, 2018

Apple has removed one of the most popular anti-malware app called Adware Doctor:Anti Malware &Ad from the official macOS App Store. PoC: [link] #malware #virus #MacOS #Apple #MacBook #MacBookPro #CyberSecurity #privacy #GDPR #Hacking #hackers #cyberpunk #Alert. Antivirus”, and ‘Dr. Cleaner”).

Adware 48

Adware DNS Malware Advertising 48

eSecurity Planet

FEBRUARY 16, 2021

Malware, short for “malicious software,” is any unwanted software on your computer that, more often than not, is designed to inflict damage. Since the early days of computing, a wide range of malware types with varying functions have emerged. Best Practices to Defend Against Malware. Jump ahead: Adware. RAM scraper.

Malware 105

Malware Adware Spyware Antivirus 105

CyberSecurity Insiders

SEPTEMBER 21, 2021

Key takeaways: TeamTNT is using new, open source tools to steal usernames and passwords from infected machines. As of August 30, 2021, many malware samples still have zero antivirus (AV) detections and others have low detection rates. At the end of the execution, the malware deletes any file that has been downloaded.

Cryptocurrency 84

Cryptocurrency Malware Passwords Authentication 84

Krebs on Security

SEPTEMBER 6, 2021

The Web site in 2015 for the “Manipulaters Team,” a group of Pakistani hackers behind the dark web identity “Saim Raza,” who sells spam and malware tools and services. One of several current Fudtools sites run by The Manipulaters. ” and a Gmail account beginning with “bluebtc.”

Software 239

Software Phishing Cybercrime Accountability 239

CyberSecurity Insiders

MAY 12, 2021

Staff members downloading malware , providing their sign-in info to strangers on the first request without verifying their legitimacy are typical scenarios in this category. The problem occurred because the Microsoft workers modified the privacy settings of the Azure system failing to protect it with passwords or MFA.

Accountability 144

Accountability Scams Risk Software 144

SecureList

NOVEMBER 26, 2021

The PyInstaller module for Windows contains a script named “Guard” Interestingly, this malware was developed for both Windows and macOS operating systems. The malware tries to spread to other hosts on the network by infecting USB drives. After this, they were tricked into downloading previously unknown malware.

Malware 85

Malware Banking Energy and Utilities Accountability 85

Security Affairs

APRIL 9, 2019

Too many times turned into fully-featured malware implants by unethical hackers and cyber criminals. The installed payload actually is a Base64 encoded PE32 file, file-lessly stored within the registry hive to avoid antivirus detection. Stealer and CryptoStealer module to steal cryptocurrency wallets and saved passwords.

Malware 71

Malware Advertising DNS Antivirus 71

eSecurity Planet

AUGUST 23, 2023

In order to verify the signature, the recipient’s email server will then use the sender’s publicly available key that is provided in DNS records for this domain. Real-time scanning is used in these systems to detect and remove malware from emails and attachments before they reach the user’s device.

Phishing 98

Phishing Social Engineering Authentication Security Awareness 98

eSecurity Planet

FEBRUARY 4, 2022

Malware is one of the biggest threats businesses face, and with nearly a third of all malware coming through the internet and email, businesses and consumers alike need ways to protect themselves. Antivirus Software. Also Read: 4 Best Antivirus Software of 2022. Key Features of Antivirus Software. Back to top.

Internet 144

Internet Internet Software Antivirus 144

SecureList

APRIL 24, 2023

Introduction We introduced Tomiris to the world in September 2021, following our investigation of a DNS-hijack against a government organization in the Commonwealth of Independent States (CIS). We hypothesize that the general aim is to provide operators with “full-spectrum malware” in order to evade security products.

Malware 88

Malware DNS Government Software 88

Security Affairs

JULY 28, 2022

Microsoft linked a private-sector offensive actor (PSOA) to attacks using multiple zero-day exploits for its Subzero malware. Microsoft states that multiple news reports have linked the company to the Subzero malware toolset used to hack a broad range of devices, phones, computers, and network and internet-connected devices.

Surveillance 90

Surveillance Malware Authentication DNS 90

eSecurity Planet

SEPTEMBER 29, 2021

Recent research by Positive Technologies looked at the cyber threat landscape during Q2 2021 and found that ransomware attacks reached “stratospheric” levels, accounting for 69% of all malware attacks, a huge jump from 39% in Q2 2020. Detect compromised accounts, insider threats, and malware. EnigmaSoft. File scanning.

Ransomware 109

Ransomware VPN Backups Malware 109

Security Boulevard

JUNE 15, 2023

Stealers" are a kind of malware designed to run on an endpoint post-compromise, while their primary features center on the theft of user data. Together with our colleagues at InQuest, we present a deep dive technical analysis of the malware. The same way you do in the real world – the market becomes flooded.

Cryptocurrency 52

Cryptocurrency Password Management Malware DNS 52

Daniel Miessler

MAY 8, 2020

There are security/hacker types that maintain massive repositories of passwords. Change all default passwords to something unique and strong. Most home networks get broken into through either phishing or some random device they have with a bad password. Change your DNS to 1.1.1.2, blocks just malware, and 1.1.1.3

Passwords 255

Passwords DNS Accountability IoT 255

eSecurity Planet

DECEMBER 3, 2021

Brian Krebs is an independent investigative reporter known for his coverage of technology, malware , data breaches , and cybercrime developments. Normally account take overs are due to insecure passwords or recovery options, this is definitely something different. Brian Krebs | @briankrebs. Eugene Kaspersky | @e_kaspersky.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

eSecurity Planet

MARCH 14, 2023

In this simple environment network security followed a simple protocol: Authenticate the user : using a computer login (username + password) Check the user’s permissions: using Active Directory or a similar Lightweight Directory Access Protocol (LDAP) Enable communication with authorized network resources (servers, printers, etc.)

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Next-generation firewalls (NGFWs): Improve the general security of a firewall with advanced packet analysis capabilities to block malware and known-malicious sites.

Architecture 120

Architecture Network Security Firewall Risk 120

Security Affairs

JUNE 4, 2019

The infection chain is composed by different stages of password protected SFX (self extracting archive), each containing vbs or batch scripts. Low AV detection of SFX malware. cmd” , which firstly checks for the presence of malware analysis tools. Fake document to divert attention on malware execution. Technical Analysis.

Passwords 62

Passwords DNS Engineering Malware 62

eSecurity Planet

MARCH 22, 2023

Policies typically will be written documents that detail the requirements that will be enforced, such as password complexity. Better network security monitors for authorized, but inappropriate activities or unusual behavior that may indicate compromise, malware activity, or insider threat.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

Security Affairs

AUGUST 19, 2019

People fell prey for these manipulative emails and provide confidential details like passwords and bank information in their negligence. They ask you to make certain changes in your account by entering your login password or ask for some reconfirmation. Tips to Prevent Phishing. Protect Your Device and Connection.

Phishing 88

Phishing Accountability Authentication Passwords 88

SecureList

MAY 31, 2021

Out of the 18,000 Orion IT customers affected by the malware, it seems that only a handful were of interest to the attackers. For example, before making the first internet connection to its C2s, the Sunburst malware lies dormant for up to two weeks, preventing easy detection of this behaviour in sandboxes.

Malware 93

Malware Adware Encryption Architecture 93

eSecurity Planet

FEBRUARY 8, 2021

Don Duncan, security engineer at NuData Security, told eSecurity Planet by email that POS systems are often dangerously easy to penetrate with malware , including the following (among many others): Dexter was discovered by Seculert (now Radware) researchers in 2012. vSkimmer malware, a successor to Dexter, dates back to 2013.

Retail 52

Retail Encryption Malware Artificial Intelligence 52

eSecurity Planet

MAY 2, 2024

Compromised Credentials Compromised identities from phishing, info stealers, keyloggers, and bad password habits provide the entry point for most ransomware attacks and data breaches. Sophos: Noted that 43% of all 2023 malware signature updates are for stealers, spyware, and keyloggers often used to steal credentials from devices.

Cybersecurity 121

Cybersecurity DDOS Penetration Testing Passwords 121

ForAllSecure

NOVEMBER 2, 2021

Traditional anti-malware research relies on customer systems but what if a particular malware wasn’t on the same platform as your solution software? éveillé from ESET joins The Hacker Mind podcast to talk about the challenges of building his own internet scanner to scan for elusive malware. Marc-Etienne M.Léveillé

Internet 52

Internet Internet Malware Authentication 52