Malwarebytes

JULY 26, 2022

Part 1: Your data has been encrypted! Part 1: Your data has been encrypted! As you can see, our files have in fact been encrypted by the ransomware across multiple directories with the “ encrypt ” extension. Let’s start a ping to Google’s DNS server. encrypted versions of the same file. .

Encryption 78

Encryption Ransomware Backups Firewall 78

Cisco Security

NOVEMBER 29, 2021

Cisco Secure supports the NOC operations with DNS visibility and architecture intelligence ( Cisco Umbrella and Cisco Umbrella Investigate ) and automated malware analysis and threat intelligence ( Cisco Secure Malware Analytics (Threat Grid) , backed by Cisco Talos Intelligence and Cisco SecureX ). The other half is Clarity for iOS.

DNS 145

DNS Malware Mobile Firewall 145

SecureList

SEPTEMBER 21, 2023

Brute-force attacks on services that use SSH, a more advanced protocol that encrypts traffic, can yield similar outcomes. As if that were not enough, many IoT devices have unalterable main passwords set by manufacturers. User files were encrypted, with the device’s interface displaying a ransom note demanding payment of 0.03

IoT 135

IoT DDOS Passwords Malware 135

Security Affairs

DECEMBER 14, 2024

The affected manufacturers include Baicells, D-Link, Hikvision, Red Lion, Orpak, Phoenix Contact, Teltonika, and Unitronics. It employs DNS over HTTPS (DoH) to evade network monitoring tools and encrypts configurations with AES-256-CBC.

IoT 106

IoT Malware DNS Antivirus 106

Security Affairs

JULY 23, 2019

APT15 has been active since at least 2010, it conducted cyber espionage campaigns against targets worldwide in several industries, including the defense, high tech, energy, government, aerospace, and manufacturing. Once executed the command the backdoor returns output through DNS.

Malware 110

Malware DNS Advertising Manufacturing 110

Thales Cloud Protection & Licensing

SEPTEMBER 9, 2021

Manufacturing is one of the most attacked industries, facing a range of cybersecurity challenges. To understand why we need this kind of hybrid approach, let us examine the use case of a manufacturing enterprise who put trust inthe added value of the joint Thales and PrimeKey solution. Use case: manufacturing enterprise.

Manufacturing 71

Manufacturing Technology IoT Government 71

Troy Hunt

JANUARY 10, 2018

We are rapidly approaching a "secure by default" web and the green padlock is becoming the norm ( about two thirds of all browser traffic is now encrypted ). A great resource for getting a quick snapshot of how a site implements their SSL / TLS / HTTPS ("encryption of traffic", for the masses) is SSL Labs.

Hacking 279

Hacking Government Encryption Risk 279

SecureList

DECEMBER 1, 2023

For most implants, the threat actor uses similar implementations of DLL hijacking (often associated with ShadowPad malware) and memory injection techniques, along with the use of RC4 encryption to hide the payload and evade detection. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications.

Malware 138

Malware Ransomware Encryption Energy and Utilities 138

McAfee

SEPTEMBER 14, 2021

The PlugX families we observed used DNS [ T1071.001 ] [ T1071.004 ] as the transport channel for C2 traffic, in particular TXT queries. Another clue that helped us was the use of DNS tunneling by Winnti which we discovered traces of in memory. The hardcoded 208.67.222.222 resolves to a legitimate OpenDNS DNS server.

Malware 144

Malware DNS Accountability Manufacturing 144

eSecurity Planet

MAY 2, 2024

50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. DDoS attacks on single networks or websites render them unavailable, but DDoS attacks on DNS resolvers bring down all networks and websites using that DNS resource.

Cybersecurity 121

Cybersecurity DDOS Penetration Testing Passwords 121

eSecurity Planet

MARCH 22, 2023

Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. Additional protection may be deployed using browser security, DNS security, or secure browsers to protect endpoints from malicious websites. Critical resources need additional protection.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

SecureList

MAY 31, 2021

A41APT is a long-running campaign, active from March 2019 to the end of December 2020, that has targeted multiple industries, including Japanese manufacturing and its overseas bases. Ransomware encrypting virtual hard disks. Ecipekac: sophisticated multi-layered loader discovered in A41APT campaign. macOS developments.

Malware 139

Malware Adware Encryption Architecture 139

eSecurity Planet

FEBRUARY 16, 2021

Most device or software manufacturers place backdoors in their products intentionally and for a good reason. Moving away from trying to trick users, pharming leverages cache poisoning against the DNS , using malicious email code to target the server and compromise web users’ URL requests. Backdoors. RAM Scraper. Ransom trojan.

Malware 105

Malware Adware Spyware Antivirus 105

McAfee

SEPTEMBER 29, 2021

Security investigators will use a multitude of data, threat intelligence, log files, DNS activity, and much more to identify the exact nature of the potential breach and determine the best response playbook to use. Once again, the numbers can vary substantially depending on the organization and industry.

DNS 67

DNS Manufacturing Data breaches Risk 67

Security Boulevard

JUNE 15, 2023

Enter Mystic Stealer, a fresh stealer lurking in the cyber sphere, noted for its data theft capabilities, obfuscation, and an encrypted binary protocol to enable it to stay under the radar and evade defenses. Example Mystic Stealer constant obfuscation technique Encrypted binary custom protocol. All data is encrypted with RC4.

Cryptocurrency 52

Cryptocurrency Password Management Malware DNS 52

ForAllSecure

APRIL 19, 2023

I first met Dan when he was literally saving the world; okay, at least saving the internet as we know it today by disclosing to the major ISPs in the world a flaw he’d found in the Domain Name System or DNS. Somebody's trying to say encrypt the whole database or exfiltrate the whole database.

Software 40

Software Backups Computers and Electronics Technology 40

SecureList

APRIL 27, 2021

We investigated a long-running espionage campaign, dubbed A41APT, targeting multiple industries, including the Japanese manufacturing industry and its overseas bases, which has been active since March 2019. The contents are disguised as GIF image files, but contain encrypted commands from the C2 server and command execution results.

Malware 145

Malware Government Spyware Social Engineering 145

Security Boulevard

JANUARY 20, 2022

Overlap of Passive DNS resolution of domain observed on current attack infrastructure with the IP used by Molerats APT group in the past. The main function of the binary is the standard ConfuserEx function which is responsible for loading the runtime module "koi'' that is stored in encrypted form using a byte array. Attack flow.

Accountability 118

Accountability DNS Phishing Architecture 118