Security Affairs

FEBRUARY 12, 2024

Once they’re in, they can grab your emails, usernames, passwords, and more. They might even lock you out of your own accounts by resetting your passwords. While they can’t directly read your password, they can still download malware or gather enough information to steal your identity.

DNS 121

DNS VPN Encryption Passwords 121

Krebs on Security

JANUARY 22, 2019

In July 2018, email users around the world began complaining of receiving spam which began with a password the recipient used at some point in the past and threatened to release embarrassing videos of the recipient unless a bitcoin ransom was paid. ” SAY WHAT?

DNS 237

DNS Internet Internet Computers and Electronics 237

The Last Watchdog

JUNE 1, 2021

The attackers can also use it for installing malware programs on the victim’s system. The Pharming attacks are carried out by modifying the settings on the victim’s system or compromising the DNS server. In this method of manipulating DNS, the attackers infiltrate the victim’s device and change the local host file.

DNS 214

DNS Phishing Social Engineering Cyber Attacks 214

Security Affairs

JUNE 22, 2021

Experts defined DirtyMoe as a complex malware that has been designed as a modular system. The DirtyMoe rootkit was delivered via malspam campaigns or served by malicious sites hosting the PurpleFox exploit kit that triggers vulnerabilities in Internet Explorer, such as the CVE-2020-0674 scripting engine memory corruption vulnerability.

DNS 127

DNS Cryptocurrency Internet Internet 127

Krebs on Security

FEBRUARY 26, 2023

Web hosting giant GoDaddy made headlines this month when it disclosed that a multi-year breach allowed intruders to steal company source code, siphon customer and employee login credentials, and foist malware on customer websites. What else do we know about the cause of these incidents?

Hacking 271

Hacking Social Engineering Phishing Scams 271

Security Affairs

OCTOBER 1, 2018

Security experts from Qihoo 360 NetLab spotted GhostDNS, a malware that already infected over 100K+ devices and targets 70+ different types of routers. Security experts from Qihoo 360 NetLab have uncovered an ongoing hacking campaign that leverages the GhostDNS malware. ” reads the analysis published by the experts.

DNS 75

DNS Malware Firmware Phishing 75

Krebs on Security

JANUARY 8, 2024

As detailed in my 2014 book, Spam Nation , Spamdot was home to crooks controlling some of the world’s nastiest botnets, global malware contagions that went by exotic names like Rustock , Cutwail , Mega-D , Festi , Waledac , and Grum. But the identity and whereabouts of Icamis have remained a mystery to this author until recently.

Cybercrime 210

Cybercrime Banking Computers and Electronics DDOS 210

Identity IQ

MARCH 9, 2023

IdentityIQ We rely on the internet, from communicating with loved ones on social media to working and conducting business. The hacker is following the victim’s keystrokes every step of the way, including taking note of any usernames, passwords and financial information the victim is typing. Can Hackers Create Fake Hotspots?

VPN 98

VPN Antivirus Identity Theft DNS 98

Security Affairs

MAY 11, 2023

. “Successful exploits could allow attackers to monitor users’ internet activity, highjack internet connections and redirect traffic to malicious websites or inject malware into network traffic. “NETGEAR is aware of multiple security vulnerabilities on the RAX30. ” reads the advisory published by NETGEAR.

Hacking 95

Hacking Firmware Authentication DNS 95

Webroot

MARCH 29, 2021

We learned, for instance, that even IT pros could use a refresher on basic password hygiene through security awareness training. Firewalls embed threat intelligence and DNS security solutions are used to both block malware and control internet use. DNS security solutions are one way of addressing this risk.

Hacking 116

Hacking DNS Firewall Malware 116

Security Affairs

JULY 13, 2019

The campaign uncovered by Avast aimed at silently modifying the Brazilian users’ Domain Name System (DNS) settings to redirect victims to malicious websites mimicking legitimate ones. “ Malware then guesses routers’ passwords , which new research from Avast shows are often weak.

DNS 72

DNS Passwords Advertising Banking 72

Security Affairs

AUGUST 20, 2021

Mozi is an IoT botnet that borrows the code from Mirai variants and the Gafgyt malware , it appeared on the threat landscape in late 2019. Once infected a router, threat actors have multiple options, such as to perform man-in-the-middle (MITM) attacks—via HTTP hijacking and DNS spoofing—to compromise endpoints and deploy ransomware.

IoT 103

IoT DNS Manufacturing Firmware 103

Krebs on Security

FEBRUARY 24, 2023

The Mylobot malware includes more than 1,000 hard-coded and encrypted domain names, any one of which can be registered and used as control networks for the infected hosts. BitSight researchers found significant overlap in the Internet addresses used by those domains and a domain called BHproxies[.]com. com on Mar.

Accountability 231

Accountability Advertising Marketing Malware 231

SecureList

SEPTEMBER 21, 2023

The first-ever large-scale malware attacks on IoT devices were recorded back in 2008, and their number has only been growing ever since. Attack vectors There are two main IoT infection routes: brute-forcing weak passwords and exploiting vulnerabilities in network services. Unfortunately, users tend to leave these passwords unchanged.

IoT 85

IoT DDOS Passwords Malware 85

Cisco Security

AUGUST 12, 2021

This requires a robust connection to the Internet (Lumen and Gigamon), firewall protection (Palo Alto Networks), segmented wireless network (Commscope Ruckus) and network full packet capture & forensics and SIEM (RSA NetWitness); with Cisco providing cloud-based security and intelligence support. Threat Grid (Secure Malware Analytics).

DNS 144

DNS Firewall Phishing Mobile 144

Security Affairs

JANUARY 25, 2021

Zscaler’s research team recently spotted a Linux-based malware family, tracked as DreamBus botnet, targeting Linux servers. Researchers at Zscaler’s ThreatLabZ research team recently analyzed a Linux-based malware family, tracked as DreamBus Botnet, which is a variant of SystemdMiner. ” reads the post published by Zscaler.

Cryptocurrency 139

Cryptocurrency Malware DNS Passwords 139

Krebs on Security

JULY 18, 2022

For the past seven years, an online service known as 911 has sold access to hundreds of thousands of Microsoft Windows computers daily, allowing customers to route their Internet traffic through PCs in virtually any country or city around the globe — but predominantly in the United States. THE INTERNET NEVER FORGETS.

VPN 306

VPN Computers and Electronics Antivirus Software 306

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

CyberSecurity Insiders

MARCH 21, 2021

All businesses online and brick-and-mortar must have a cyber security plan in place because it is crucial for keeping your user data including passwords, and credit card numbers, secure and protected. . Some key points in a cyber security plan that you must consider are as follows: Strong passwords . Anti-virus and anti-malware .

Small Business 145

Small Business Cyber Attacks VPN Backups 145

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

Security Affairs

SEPTEMBER 17, 2018

Palo Alto Network researchers discovered a new malware, tracked as XBash, that combines features from ransomware, cryptocurrency miners, botnets, and worms. Security researchers at Palo Alto Networks have discovered a new piece of malware, dubbed XBash piece that is targeting both Linux and Microsoft Windows servers.

Cryptocurrency 90

Cryptocurrency Malware Ransomware Cybercrime 90

Security Affairs

OCTOBER 20, 2021

” The hacking group initially compromised one of the telecommunication companies by leveraging external DNS (eDNS) servers which are part of the General Packet Radio Service (GPRS) network. Crowdstrike collected evidence of the use of password-spraying attempts using extremely weak either third-party-focused passwords (i.e.

Telecommunications 113

Telecommunications Mobile Hacking Architecture 113

Security Affairs

MARCH 20, 2020

Most of APT28s’ campaigns leveraged spear-phishing and malware-based attacks, the recent mass scanning activity represents a change in the modus operandi of the group. “This report aims to shed light on some of Pawn Storm’s attacks that did not use malware in the initial stages. ” continues the report.

Phishing 135

Phishing Accountability Advertising DNS 135

Security Affairs

AUGUST 29, 2023

Sophos X-Ops is currently tracking a campaign by threat actors targeting unpatched Citrix NetScaler systems exposed to the internet. The attackers obtained encrypted passwords from NetScaler ADC configuration files, and the decryption key was stored on the ADC appliance. 189) for malware staging and a second C2 IP (85.239.53[.]49)

VPN 101

VPN Ransomware DNS Malware 101

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

Security Affairs

NOVEMBER 1, 2021

Pink also adopts the DNS-Over-HTTPS ( DoH ) for the distribution of configuration information that’s done either via a project hidden on GITHUB or Baidu Tieba, or via a built-in domain name hard-coded into some of the samples.

Architecture 121

Architecture DDOS Advertising Firmware 121

SecureList

APRIL 22, 2024

A connection like this created on domain controllers allows attackers to obtain the IP addresses of hosts on the internal network through DNS queries. FRP is a fast reverse proxy written in Go that allows access from the Internet to a local server located behind a NAT or firewall. The open-source tool icsharpcode/SharpZipLib v.

VPN 104

VPN Passwords Encryption Malware 104

Security Affairs

NOVEMBER 21, 2019

It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. The flaw affects the procedure for changing expired passwords, the backdoor could be exploited by a remote attacker to execute malicious commands with root privileges on the machine running vulnerable Webmin. Pierluigi Paganini.

DDOS 79

DDOS System Administration Advertising DNS 79

Security Affairs

OCTOBER 23, 2018

Security experts from Sophos Labs have spotted a new piece of IoT malware tracked as Chalubo that is attempting to recruit devices into a botnet used to launch DDoS attacks. The attackers were using brute-force attacks (using the root:admin credential) on SSH servers to distribute the malware. ” continues the analysis.

IoT 79

IoT DDOS Architecture Malware 79

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. This guide covers the major categories of internet security suites and includes a few of the top options for each.

Internet 144

Internet Internet Software Antivirus 144

Pen Test Partners

SEPTEMBER 13, 2023

Section 6 A requirement coming into force in March 2025 is that organisations will need to have a web application firewall in place for any web applications exposed to the internet. Section 8 Password strength requirements have increased, moving from a minimum of 7 to 12 alpha and numeric characters.

Authentication 52

Authentication Passwords Media Encryption 52

Duo's Security Blog

JULY 8, 2021

Computers and networks have been dealing with malware in one form or another for decades. When Popp’s AIDS ransomware was released, it didn’t rely on an internet connection, nor did it have the benefit of Satoshi’s brain child (which was still years away). From there the malware found its way onto multiple systems.

Ransomware 100

Ransomware DNS Encryption Healthcare 100

Adam Levin

JULY 8, 2020

A whopping 97 percent failed to use DNSSEC , a domain security protocol designed to address core vulnerabilities in the foundations of the internet itself. Many of these faux-Zoom sites were used to distribute malware under the guise of links to online meetings. A Prime Target for Hackers. All of these can be extinction-level events.

Hacking 130

Hacking Retail Cyber Insurance Authentication 130

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. Background.

Cryptocurrency 84

Cryptocurrency Malware Passwords Authentication 84

Security Affairs

DECEMBER 20, 2018

The malware tries to connect to the remote host 149.154.157.104 (EDIS-IT IT) through an encrypted SSL channel, then it downloads other components and deletes itself from the filesystem. Registry key created by malware. Figure 2: Complete malware implant folder. Example of execution of the malware. Technical Analysis.

Banking 72

Banking Malware Internet Internet 72

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

Security Affairs

MAY 18, 2019

The issue discovered by the expert, in fact, could be used by attackers to discover if the vulnerable routers are still using default administrative passwords. Mursch discovered that about 4,000 of the vulnerable devices were still using the default admin credentials.

Wireless 85

Wireless IoT DNS Advertising 85