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. WHO’S BEHIND BHPROXIES?

Accountability 225

Accountability Advertising Marketing Malware 225

Security Affairs

JULY 27, 2020

In December 2018, security experts from Trend Micro discovered that some machine-to-machine (M2M) protocols can be abused to attack IoT and industrial Internet of Things (IIoT) systems. According to our estimate, CoAP can reach up to 32 times (32x) amplification factor, which is roughly between the amplification power of DNS and SSDP.”.

DDOS 115

DDOS IoT Internet Internet 115

SecureList

JUNE 5, 2023

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. The encrypted data is stored inside the malicious payload. To do so, it performs a DNS request to don-dns[.]com

Cryptocurrency 79

Cryptocurrency DNS Malware Encryption 79

Security Affairs

DECEMBER 12, 2019

“To compromise targeted networks, GALLIUM target unpatched internet-facing services using publicly available exploits and have been known to target vulnerabilities in WildFly/JBoss.” The operators leverage on low cost and easy to replace infrastructure using dynamic-DNS domains and regularly reused hop points.

Telecommunications 74

Telecommunications DNS Malware Advertising 74

Security Affairs

DECEMBER 24, 2018

The communications are not encrypted, however the WiFi password is sent encrypted during set up (albeit trivial to decrypt).” “As the communications are not encrypted, it is simple to Man-in-the-Middle the traffic and analyse the API.” Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

IoT 82

IoT Hacking DNS Authentication 82

Vipre

JANUARY 25, 2021

An easy way to enhance your online security and privacy is by using a VPN while browsing the internet. A VPN or Virtual Private Network routes your internet traffic through an encrypted server by creating an encrypted tunnel between your device and a third-party server. Identity Theft Protection Tools. Ad Blockers.

Identity Theft 40

Identity Theft Backups VPN Antivirus 40

Security Affairs

OCTOBER 23, 2018

The new IoT malware borrows code from the Xor.DDoS and Mirai bots, it also implements fresh evasion techniques, for example, the authors have encrypted both the main component and its corresponding Lua script using the ChaCha stream cipher. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

IoT 83

IoT DDOS Architecture Malware 83

Security Affairs

NOVEMBER 21, 2019

.” The analysis of the bot revealed that it supports seven functions: reverse shell, self-uninstall, gather process’ network information, gather Bot information, execute system commands, run encrypted files specified in URLs, DDoS attack, etc. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DDOS 84

DDOS System Administration Advertising DNS 84

Security Affairs

MARCH 4, 2019

Instead, the real IP address of the C2 is obfuscated with what is essentially an encryption algorithm. Experts pointed out that DGA is a double-edged sword because allows security researchers to analyze DNS and network traffic to enumerate bots. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DNS 82

DNS Banking Advertising Ransomware 82

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. This way, it inspects all incoming and outgoing internet traffic. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Banking 79

Banking Malware Internet Internet 79

Security Affairs

JANUARY 10, 2019

Security expert uncovered a DNS hijacking campaign targeting organizations in various industries worldwide and suspects Iranian APT groups. It is interesting to note that FireEye confirmed that this campaign is different from other operations carried out by Iranian APT groups due to the use of DNS hijacking at scale.

DNS 86

DNS Telecommunications Government Encryption 86

Cisco Security

MARCH 27, 2021

Shrink the DNS attack surface with Auth-DoH. In this analogy, the invisibility superpower is DNS over HTTPS (DoH). It’s a new protocol that encrypts the DNS request to keep bad actors from discovering or altering domain names or snooping on users’ internet destinations. My inspiration: Loki , the Marvel superhero.)

DNS 107

DNS VPN Advertising Encryption 107

Security Affairs

APRIL 9, 2019

LimeRAT is a powerful Remote Administration Tool publicly available to any internet user, it is an open-source project freely available on Github. Also, the attacker behind this sample leans on the Dynamic DNS service “warzonedns.com”, pointing to the 213.183.58[.10 10 IP address located in Russia. 1986[@gmail[.com”,

Malware 73

Malware Advertising DNS Antivirus 73

Malwarebytes

MARCH 29, 2021

For years, Apple has marketed its iPhone as the more secure, more private option when compared to other smart phones, which do not, by default, include an end-to-end encrypted messaging app, warn users repeatedly about app location requests, or provide a privacy-forward Single Sign-On feature.

VPN 114

VPN Mobile Internet Internet 114

eSecurity Planet

FEBRUARY 16, 2021

At its core, malware exploits existing network, device, or user vulnerabilities , posing as little a risk as annoying advertisements to the much more damaging demand for millions of dollars in ransom. Adware, also known as malvertising , is a type of malware that downloads or displays advertisements to the user interface. RAM Scraper.

Malware 105

Malware Adware Spyware Antivirus 105

Security Affairs

NOVEMBER 10, 2018

As such, it does not come as a surprise that people are becoming more and more concerned about their privacy on the Internet – and remaining anonymous is one of the best ways to protect it. A proxy acts as a middleman between you and the Internet. Now and then, we get to hear news about data breaches and cyber attacks.

VPN 101

VPN Internet Internet Small Business 101

Security Affairs

FEBRUARY 19, 2019

An encrypted snippet of code, for instance, has high entropy associated. All the network traffic on the machine has now been monitored, but no connections to the Internet has been performed. The malware tries to resolve the DNS: sameerd.net. Beforehand, we simulate a fake Internet, and the malicious request was received.

Malware 80

Malware Phishing DNS Engineering 80

ForAllSecure

MARCH 24, 2021

” Of course, the security company freaked out, called the editor and chief, threatened to pull their advertising. Mashable: Move over Heartbleed and welcome to shell shock, the latest security threat to hit the internet. But, really, shouldn’t they have just fixed the password manager when they could? What’s a worm?

Software 52

Software Passwords Internet Internet 52

ForAllSecure

MARCH 24, 2021

” Of course, the security company freaked out, called the editor and chief, threatened to pull their advertising. Mashable: Move over Heartbleed and welcome to shell shock, the latest security threat to hit the internet. But, really, shouldn’t they have just fixed the password manager when they could? What’s a worm?

Software 52

Software Passwords Internet Internet 52

SecureList

JUNE 15, 2022

Complex attacks almost invariably feature several phases, such as reconnaissance, initial access to the infrastructure, gaining access to target systems and/or privileges, and the actual malicious acts (data theft, destruction or encryption, etc.). are you the person who enters, checks nothing and encrypts the first random machines? $1k?

VPN 90

VPN Accountability Ransomware Encryption 90

eSecurity Planet

MAY 2, 2024

20% increase accesses of specific organizations advertised. 50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. Infrastructure Protection Defense against DDoS and DNS attacks starts with effective network security architecture.

Cybersecurity 110

Cybersecurity DDOS Penetration Testing Passwords 110

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 84

Ransomware Encryption Malware Cyber Attacks 84

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

SecureList

SEPTEMBER 26, 2022

CsdiMonetize is known to be an advertising platform that used to install many different PUAs (Potentially Unwanted Applications) on a Pay-Per-Install basis after infecting the user’s machine. Configuration is stored in several registry keys in encrypted and base64 encoded form. Satacom DNS request and response.

Malware 108

Malware Cryptocurrency Passwords Software 108