Security Affairs

FEBRUARY 13, 2025

On September 2022, the Sandworm group was observed impersonating telecommunication providers to target Ukrainian entities with malware. Since late 2021, the subgroup has targeted networks by modifying Outlook Web Access (OWA) sign-in pages and DNS configurations.

Telecommunications 107

Telecommunications DNS Passwords Hacking 107

Heimadal Security

JANUARY 10, 2024

Sea Turtle Turkish state-backed group changed to focus on internet service providers (ISPs), telcos, media, and Kurdish websites. DNS hijacking and traffic redirection that leads to man-in-the-middle attacks are among their cyber espionage techniques.

Telecommunications 80

Telecommunications DNS Media Internet 80

Security Affairs

AUGUST 10, 2020

In March 2020, The Ministry of Telecommunications (MoTC) issued a directive to all operators in Myanmar with a secret list of 230 sites to be blocked due to the nature of the content; adult content and fake news. Our findings show that both Telenor and MPT block websites using DNS tampering. Circumvention of Internet blocking.

Internet 111

Internet Internet Telecommunications DNS 111

Security Affairs

DECEMBER 24, 2019

Russia successfully disconnected from the internet. Russia’s government announced that it has successfully concluded a series of tests for its RuNet intranet aimed at country disconnection from the Internet. One of them is checking the integrity and security of the Internet as a result of external negative influences.”

Internet 98

Internet Internet DNS Surveillance 98

Security Affairs

OCTOBER 20, 2021

A China-linked hacking group, tracked as LightBasin (aka UNC1945 ), hacked mobile telephone networks around the globe and used specialized tools to access calling records and text messages from telecommunications companies. CrowdStrike researchers reported that at least 13 telecommunication companies were compromised by since 2019.

Telecommunications 136

Telecommunications Mobile Hacking Architecture 136

Security Affairs

MAY 1, 2024

Researchers at Lumen’s Black Lotus Labs discovered a new malware family, named Cuttlefish, which targets enterprise-grade and small office/home office (SOHO) routers to harvest public cloud authentication data from internet traffic. The malicious code can also perform DNS and HTTP hijacking within private IP spaces.

Malware 130

Malware DNS Authentication Telecommunications 130

SecureList

DECEMBER 18, 2020

For instance, before making the first internet connection to its C2s, the Sunburst malware lies dormant for a long period, of up to two weeks, which prevents an easy detection of this behavior in sandboxes. In the initial phases, the Sunburst malware talks to the C&C server by sending encoded DNS requests. Low-level details.

DNS 76

DNS Telecommunications Malware Encryption 76

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. In some cases the router is reconfigured to use rogue DNS servers, which redirect victims to phishing pages that closely look like real online banking sites.

DNS 105

DNS Passwords Advertising Banking 105

Security Affairs

JANUARY 7, 2024

Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. The group targets government entities, Kurdish (political) groups like PKK, telecommunication, ISPs, IT-service providers (including security companies), NGO, and Media & Entertainment sectors; Over the years, the group enhanced its evasion capabilities. .

Media 139

Media Accountability Telecommunications Government 139

eSecurity Planet

SEPTEMBER 3, 2022

These events can occur accidentally and even within a corporate network; however, intentional attacks on internet-facing resources are far more common. Also read: How to Secure DNS. DNS Flood: The attacking machines send spoofed DNS requests at a high packet rate to overwhelm the DNS server and shut down the domain.

DDOS 145

DDOS DNS Firewall Internet 145

Security Affairs

DECEMBER 12, 2019

The Microsoft Threat Intelligence Center (MSTIC) warns of GALLIUM threat group targeting global telecommunication providers worldwide. The Microsoft Threat Intelligence Center (MSTIC) warns of GALLIUM threat group targeting global telecommunication providers worldwide. ” reads the warning published by Microsoft.

Telecommunications 97

Telecommunications DNS Malware Advertising 97

Security Boulevard

FEBRUARY 27, 2025

As the CTO of a telecommunications company said to me, HYAS doesnt just find the needle in the haystack, you find the needle in the stack of needles. One CISO said to me HYAS transforms meta information into actionable intelligence the meta information being infrastructure intelligence and related Internet indicators.

CISO 52

CISO Artificial Intelligence Internet Internet 52

CyberSecurity Insiders

APRIL 12, 2023

The report stems from a detailed analysis of attacks targeting StormWall’s clientele, which spans various sectors such as finance, e-commerce, telecommunications, entertainment, transportation, education, and logistics. Telecommunications continued to be a popular target, enduring 16% of attacks and a 47% YoY increase.

DDOS 129

DDOS Telecommunications Data breaches DNS 129

Security Affairs

NOVEMBER 29, 2019

The new “ Hi-Tech Crime Trends 2019/2020 ” report describes attacks on various industries and critical infrastructure facilities, as well as campaigns aimed at destabilization of the Internet in certain countries. Internet destabilization at state level. The telecommunications sector: Are providers ready for 5G?

Banking 123

Banking Telecommunications Marketing Internet 123

Security Affairs

JANUARY 29, 2019

Early January, security experts at FireEye uncovered a DNS hijacking campaign that was targeting government agencies, ISPs and other telecommunications providers, Internet infrastructure entities, and sensitive commercial organizations in the Middle East, North Africa, North America and Europe.

Cyber Attacks 100

Cyber Attacks Telecommunications Advertising DNS 100

eSecurity Planet

JULY 29, 2021

Vishing attacks are also similar to phishing and smishing, but these attacks target VoIP and telecommunications services rather than text-based mediums. Usually this is accomplished either by deploying malware that changes the target computer’s host files, or by using a technique known as DNS cache poisoning.

Social Engineering 129

Social Engineering Engineering Phishing DNS 129

eSecurity Planet

AUGUST 22, 2023

Expanding attack surfaces require additional skills to secure, maintain, and monitor an ever-expanding environment of assets such as mobile, cloud, and the internet of things (IoT). Telecommunications MSSPs such as Verizon satisfy these needs and provide the financial security of a large corporate partner for equally large customers.

Firewall 98

Firewall Telecommunications Penetration Testing Cybersecurity 98

SecureList

JUNE 2, 2022

It primarily goes after targets located in China, such as foreign diplomatic organizations established in the country, members of the academic community, or companies from the defense, logistics and telecommunications sectors. Full control over the DNS, meaning they can provide responses for non-existent domains.

Malware 137

Malware Encryption Social Engineering Telecommunications 137

SecureList

APRIL 27, 2021

Although Lyceum still prefers taking advantage of DNS tunneling, it appears to have replaced the previously documented.NET payload with a new C++ backdoor and a PowerShell script that serve the same purpose. The victims we observed were all high-profile Tunisian organizations, such as telecommunications or aviation companies.

Malware 145

Malware Government Spyware Social Engineering 145

ForAllSecure

OCTOBER 9, 2019

Advances in the use of polymers revolutionized everything from food packaging to electronics, telecommunication and medicine. So in 2014, the Defense Advanced Research Project Agency, DARPA, the people who really funded the original internet said, "Can we make cyber fully autonomous?" but they never actually checked that.

InfoSec 52

InfoSec Artificial Intelligence Computers and Electronics Software 52

ForAllSecure

OCTOBER 9, 2019

Advances in the use of polymers revolutionized everything from food packaging to electronics, telecommunication and medicine. So in 2014, the Defense Advanced Research Project Agency, DARPA, the people who really funded the original internet said, "Can we make cyber fully autonomous?" but they never actually checked that.

InfoSec 40

InfoSec Artificial Intelligence Computers and Electronics Software 40

ForAllSecure

OCTOBER 9, 2019

Advances in the use of polymers revolutionized everything from food packaging to electronics, telecommunication and medicine. So in 2014, the Defense Advanced Research Project Agency, DARPA, the people who really funded the original internet said, "Can we make cyber fully autonomous?" but they never actually checked that.

InfoSec 40

InfoSec Artificial Intelligence Computers and Electronics Software 40

SecureList

FEBRUARY 16, 2021

The DTLS (Datagram Transport Layer Security) protocol is used to establish secure connections over UDP, through which most DNS queries, as well as audio and video traffic, are sent. In October, telecommunications firm Telenor Norway was another to fall victim. Extortionists’ activity regularly made the news throughout 2020.

DDOS 145

DDOS Cryptocurrency Marketing Internet 145

Krebs on Security

JUNE 20, 2024

. “Ultimately, my clients don’t care what you say about any of the websites or corporate entities in your Article, as long as you completely remove my clients’ names from the Article and cooperate with my clients to have copies of the Article where my clients’ names appear removed from the Internet,” Mr. Gurvits wrote.

Marketing 325

Marketing Telecommunications DNS Data privacy 325