Krebs on Security

MARCH 31, 2020

PT Monday evening, Escrow.com’s website looked radically different: Its homepage was replaced with a crude message in plain text: The profanity-laced message left behind by whoever briefly hijacked the DNS records for escrow.com. The attacker also obtained free encryption certificates for escrow.com from Let’s Encrypt.

Phishing 294

Phishing DNS Social Engineering Accountability 294

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 79

DNS Telecommunications Government Encryption 79

Security Affairs

NOVEMBER 26, 2019

Researchers at SEC Consult Vulnerability Lab discovered multiple issues in several security products from Fortinet, including hardcoded key and encryption for communications. “ Fortinet products, including FortiGate and Forticlient regularly send information to Fortinet servers (DNS: guard.fortinet.com) on. Pierluigi Paganini.

Encryption 106

Encryption Antivirus DNS Advertising 106

Security Affairs

AUGUST 10, 2020

An attacker could use $300 worth of off-the-shelf equipment to eavesdrop and intercept signals from satellite internet communications. The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception.

Internet 87

Internet Internet Advertising Encryption 87

Security Affairs

AUGUST 10, 2020

Our findings show that both Telenor and MPT block websites using DNS tampering. MPT is ignoring the DNS requests to the blocked domains, while Telenor is redirecting them to an IP address outside of the country. The block page uses the domain “ urlblocked.pw ” registered the 26th of March 2020 with a free Let’s encrypt certificate.

Internet 70

Internet Internet Telecommunications DNS 70

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.” ” reads the analysis published by MWR InfoSecurity.

IoT 76

IoT Hacking DNS Authentication 76

Security Affairs

FEBRUARY 5, 2021

The hacking group TeamTNT has been employing a new piece of malware, dubbed Hildegard, in a series of attacks targeting Kubernetes systems. Below the attack chain documented by the reseachers from Palo Alto Networks: The attacker targeted an unsecured Kubelet on the internet and searched for containers running inside the Kubernetes nodes.

Malware 107

Malware DNS Cryptocurrency Internet 107

Security Affairs

SEPTEMBER 25, 2022

builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S. builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S.

Cryptocurrency 79

Cryptocurrency Data breaches DNS DDOS 79

Security Affairs

SEPTEMBER 22, 2021

For the specific DNS-based MITM attack used above, the attacker must race DNS queries from the Circle update daemon. Other MitM attacks that do not rely on DNS manipulation will also allow an attacker to exploit this vulnerability.” SecurityAffairs – hacking, SOHO). ” concludes the report. Pierluigi Paganini.

DNS 123

DNS Firmware VPN Risk 123

Security Affairs

OCTOBER 5, 2020

Unlike other IoT DDoS botnets, Ttint implements 12 remote access functions such as Socket5 proxy for router devices, tampering with router firewall and DNS settings, executing remote custom system commands. SecurityAffairs – hacking, Ttint botnet). This botnet does not seem to be a very typical player.” Pierluigi Paganini.

IoT 133

IoT Firmware DNS Advertising 133

CyberSecurity Insiders

MARCH 21, 2021

With a VPN like Surfshark to encrypt your online traffic and keep it protected against any security breach, your valuable data isn’t going to get compromised easily anytime soon. In fact, over 25% of small businesses are using a VPN to access the internet. Protecting your data is very simple. Before you get Surfshark though, .

Small Business 145

Small Business Cyber Attacks VPN Backups 145

SecureWorld News

MARCH 29, 2024

At its core, this tactic revolves around gaming the trust users put in reputable internet services, including search engines, and the familiarity they have with online advertising per se. This interference is a major catalyst for double extortion that involves both a breach and data encryption.

Cybercrime 82

Cybercrime Advertising Engineering Antivirus 82

Security Affairs

FEBRUARY 23, 2019

A user reported that its D-Link DNS-320 device was infected by malicious code. The D-Link DNS-320 model is no more available for sale, one of the members of the forum explained that the firmware of its NAS was never updated and its device was exposed to WAN through ports 8080, FTP port 21, and a range of ports for port forwarding.

Ransomware 85

Ransomware DNS Firmware Encryption 85

Malwarebytes

OCTOBER 16, 2022

The transmission of data outside of the VPN is something which happens quite deliberately, to all brands of VPN, and not as the result of some sort of terrible hack or exploit. Because VPNs run on top of whatever Internet-connected network you are on, so you have to join a network before you can establish your VPN connection.

VPN 77

VPN DNS Encryption Engineering 77

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 236

Accountability Advertising Marketing Malware 236

Security Affairs

OCTOBER 22, 2021

The rootkit was used by threat actors to redirect internet traffic to a custom proxy server. “The main purpose of the rootkit is to redirect internet traffic and route it to a custom proxy server. xyz” TLD that are randomly generated and that stored in an encrypted form inside the binary. Pierluigi Paganini.

Malware 103

Malware DNS Internet Internet 103

Security Affairs

NOVEMBER 9, 2020

“The Snugy backdoor uses a DNS tunneling channel to run commands on the compromised server. The attackers were sending suspicious commands to the Exchange server via the Internet Information Services (IIS) process w3wp.exe. SecurityAffairs – hacking, Microsoft Exchange). Pierluigi Paganini.

DNS 105

DNS Accountability Government Cyber Attacks 105

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 106

DDOS IoT Internet Internet 106

Security Affairs

JULY 14, 2021

We have observed malicious binaries use openssl with base64, Advanced Encryption Standard (AES), CBC (Cipher Block Chaining) to thwart security scanners in the format as shown below: openssl enc -aes-256-cbc -d -A -base64 -pass pass:<> Curl. Bash scripts invoking encrypted Zip file. Bash scripts decoding an encrypted blob.

Adware 119

Adware Encryption Malware Passwords 119

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. Network-segmentation controls blocked this activity too.

VPN 97

VPN Ransomware DNS Malware 97

eSecurity Planet

MARCH 14, 2023

When the internet arrived, the network added a firewall to protect networks and users as they connected to the world wide web. The internet of things (IoT), operations technology (OT), and the industrial internet of things (IIoT) also now connect to networks.

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

Herjavec Group

AUGUST 26, 2021

1834 — French Telegraph System — A pair of thieves hack the French Telegraph System and steal financial market information, effectively conducting the world’s first cyberattack. 1870 — Switchboard Hack — A teenager hired as a switchboard operator is able to disconnect and redirect calls and use the line for personal usage. .

Cybercrime 135

Cybercrime Computers and Electronics Banking Hacking 135

Security Affairs

DECEMBER 12, 2019

Microsoft experts reported that the GALLIUM hacking group exploits unpatched vulnerabilities to compromise systems running /JBoss application servers. “To compromise targeted networks, GALLIUM target unpatched internet-facing services using publicly available exploits and have been known to target vulnerabilities in WildFly/JBoss.”

Telecommunications 63

Telecommunications DNS Malware Advertising 63

SecureList

JULY 28, 2021

In particular, Gafgyt’s authors copied its implementation of various DDoS methods, such as TCP, UDP and HTTP flooding, as well as its brute-force functionality for hacking IoT devices via the Telnet protocol. It is linked to a vulnerability in DNS resolvers that allows amplification attacks on authoritative DNS servers.

DDOS 134

DDOS DNS IoT Marketing 134

Daniel Miessler

SEPTEMBER 27, 2020

VPNs encrypt the traffic between you and some endpoint on the internet, which is where your VPN is based. If your VPN includes all DNS requests and traffic then you could be hiding significantly from your ISP. Super Hackers Trying to Hack You. Amazon gets hacked with very little data stolen. This is true.

VPN 326

VPN Risk Hacking Encryption 326

SecureList

SEPTEMBER 21, 2023

We conducted an analysis of the IoT threat landscape for 2023, as well as the products and services offered on the dark web related to hacking connected devices. Brute-force attacks on services that use SSH, a more advanced protocol that encrypts traffic, can yield similar outcomes. per day, or $1350 per month. BTC to recover the data.

IoT 91

IoT DDOS Passwords Malware 91

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 90

VPN Internet Internet Small Business 90

eSecurity Planet

JANUARY 27, 2022

In addition, enterprise applications will be tested internally and externally and made available in a secure manner over the internet. “A All traffic must be encrypted and authenticated as soon as practicable.”. networks encrypting all DNS requests and HTTP traffic. a complete inventory of devices authorized and used.

Cybersecurity 114

Cybersecurity Architecture Government Authentication 114

Security Affairs

JULY 11, 2022

A large-scale phishing campaign is targeting Internet-end users in Brazil and Portugal since March 2022. Figure 2 presents an example of an SMS sent to Internet end-users during the ANUBIS social engineering wave. As observed, criminals are using the Let’s Encrypt CA to create valid HTTPs certificates. The Phishing template.

Phishing 99

Phishing Social Engineering Banking Engineering 99

SecureWorld News

DECEMBER 23, 2020

Earlier this year, 36 journalists, producers, anchors, and executives at Al Jazeera had their personal phones hacked. Their phones were hacked through the use of an exploit chain known as KISMET, an invisible zero-click exploit in iMessage. and could hack the Apple iPhone 11. What can this Pegasus iOS attack do?

Spyware 52

Spyware Surveillance Hacking Media 52

Troy Hunt

NOVEMBER 25, 2020

Back to the bit about risks impacting data collected by IoT devices and back again to CloudPets, Context Security's piece aligned with my own story about kids' CloudPets messages being left exposed to the internet. Or are they just the same old risks we've always had with data stored on the internet?

IoT 357

IoT Firmware Risk Manufacturing 357

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. ” reads the analysis from Sophos Labs. ” reads the analysis from Sophos Labs.

IoT 78

IoT DDOS Architecture Malware 78

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. SecurityAffairs – Necurs botnet, hacking). ” concludes the post.

DNS 77

DNS Banking Advertising Ransomware 77

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 79

Ransomware Encryption Malware Cyber Attacks 79

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.

DDOS 78

DDOS System Administration Advertising DNS 78

SiteLock

AUGUST 27, 2021

One example: too many are in the dark about website encryption — 61% of world politicians’ websites aren’t HTTPS-secured. Additionally, 58% of the candidates’ websites use out-of-date software or CMS, putting the majority of them at risk of getting hacked. However, it appears lawmakers aren’t prepared for this reality.

Cybersecurity 98

Cybersecurity Risk Education Technology 98

SecureList

NOVEMBER 18, 2022

LockBit themselves attributed the leakage to one of their developers’ personal initiative, not the group’s getting hacked. The former threatened files accessible from the internet over SMB protocol and protected by a weak account password. One way or another, the LockBit 3.0 Vulnerability statistics. Local threats.

Mobile 88

Mobile Malware Ransomware IoT 88