Zigrin Security

OCTOBER 11, 2023

For a detailed threat actor description do not forget to check out our blog article about selecting between black-box, white-box, and grey-box penetration tests and also you would know which pentest you need against a specific threat actor. Implement a robust backup strategy that includes both onsite and offsite backups.

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Cyber threats Penetration Testing Passwords Backups 52

Webroot

FEBRUARY 26, 2024

By encrypting your internet connection and masking your IP address, a good VPN shields your online activities from prying eyes, hackers, and nosy advertisers. Backup your data Picture this nightmare scenario: Your laptop is suddenly hijacked by a malware infection or a ransomware attack encrypting all your files and holding them hostage.

Scams 99

Scams VPN Passwords Phishing 99

Security Boulevard

MARCH 25, 2022

This blog will highlight the most recent changes to the ransomware and how Conti improved file encryption, introduced techniques to better evade security software, and streamlined the ransom payment process. Start encryption using the specified path as the root directory. Size parameter for large file encryption.

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Ransomware Encryption Software Passwords 129

CyberSecurity Insiders

FEBRUARY 25, 2022

This blog was jointly written with Santiago Cortes. According to these blogs, at least 10 companies may have been impacted by these ransomware campaigns in the first two weeks of February. Blog BotenaGo. Executive summary. The BlackCat malware has code very similar to its predecessors.

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Ransomware Encryption Malware Backups 119

Malwarebytes

MAY 6, 2022

REvil now seems to have returned to the fray with new payloads, and a new leak blog displaying a mixture of new victims and old victims known to have been attacked by REvil. At first, some suspected that Onyx may be a wiper rather than ransomware because it destroyed files larger than 2MB instead of encrypting them. New gangs emerge.

Ransomware 79

Ransomware Encryption Accountability Technology 79

eSecurity Planet

JUNE 30, 2021

Bad actors have been exploiting VMs in recent years as a way of running under the radar, making it more difficult to detect their malware while it encrypts the data they intend to hold for ransom. Enterprises continue to adopt VMs to make device management, resource use and data backup easier and more efficient.

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Ransomware Backups Digital transformation Encryption 116

Pentester Academy

FEBRUARY 23, 2023

It targeted Microsoft Windows operating system by encrypting the data on the victim’s machine and seeking ransom in exchange for a promise to decrypt all the encrypted files and potentially undo the damage, but that’s far from the truth, as we discuss further! We need to unzip the archive to access the executable.

Ransomware 52

Ransomware Encryption Cryptocurrency Banking 52

Notice Bored

OCTOBER 14, 2021

Discrete batch-mode data transfers ( e.g. sending backup or archival tapes to a safe store, or updating secret keys in distributed hardware security modules), routine/regular/frequent transfers ( e.g. strings of network packets), sporadic/exceptional/one-off transfers ( e.g. subject access requests for personal information) or whatever.

Information Security 56

Information Security Risk Media Encryption 56

Security Boulevard

JANUARY 17, 2024

This blog post describes methods that SpecterOps consultants have researched to successfully circumvent this technology during offensive assessments. Antivirus Inspection Not all RBI products will prioritize this time factor. This can be due to encryption or even size.

DNS 64

DNS Penetration Testing Passwords Encryption 64

Krebs on Security

MAY 13, 2024

was used to register at least six domains, including a Russian business registered in Khoroshev’s name called tkaner.com , which is a blog about clothing and fabrics. Pin was active on Opensc around March 2012, and authored 13 posts that mostly concerned data encryption issues, or how to fix bugs in code.

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Ransomware Cybercrime Accountability Malware 230

Fox IT

JUNE 2, 2020

The purpose of this blog post is to describe the functionality of the two components, the loader and the backdoor. Before proceeding to the technical analysis part, it is worth mentioning that the strings are not encrypted. Any received files from the command and control server are sent in an encrypted format.

Malware 48

Malware DNS Architecture Backups 48

Security Boulevard

MAY 3, 2022

In early versions of the ransomware, file encryption utilized a hardcoded 1,024-bit RSA public key along with a 128-bit AES key that was derived from a file retrieved from a command and control server. This new variant introduced many additional features and updated the file encryption algorithms. Introduction. Initialization.

Encryption 75

Encryption Ransomware Antivirus Backups 75

Webroot

JUNE 21, 2021

It may be as simple as the deployment of antivirus plus backup and recovery applications for your end users, or a more complex approach with security operations center (SOC) tools or managed response solutions coupled with network security tools such as DNS and Web filtering, network and endpoint firewalls, VPNs, backup and recovery and others.

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Backups DNS Ransomware Antivirus 119

Spinone

FEBRUARY 11, 2020

How Sodinokibi Works Sodinokibi exploits a vulnerability in Oracle WebLogic ( CVE-2019-2725 ), trying to get access to user data and encrypt it. Sodinokibi often successfully bypasses antivirus software. This ransomware strain encrypts files and appends a random extension to encrypted files. PerCSoft attack , August 2019.

Ransomware 52

Ransomware Backups Encryption Social Engineering 52

Spinone

OCTOBER 4, 2019

Ransomware has a public/private key encryption to make your data unreadable. In theory, ransomware may encrypt a file of any type. However, some files on your computer are encrypted more often than others. Ransomcloud is a special ransom malware, designed to encrypt cloud emails and attachments. How Does Ransomware Work?

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Ransomware Backups Encryption Government 53

Duo's Security Blog

MARCH 9, 2022

Together these practices — which include multi-factor authentication (MFA), restricting administrative privileges and daily backups — provide a clear framework for businesses anywhere that are looking to improve their foundational security footing , as we’ve previously noted on the Duo Blog.

Cybersecurity 89

Cybersecurity Authentication Passwords VPN 89

Spinone

DECEMBER 16, 2019

Crypto ransomware encrypts the data on your computer or in the cloud. However, you can not use encrypted data. Encrypting ransomware is much harder to deal with, as you can not get access to your data simply by switching devices or finding a way to pass a screen lock. Backup is a copy of your data stored separately.

Ransomware 52

Ransomware Cybersecurity Backups Social Engineering 52

SecureList

APRIL 24, 2023

In this blog post, we’re excited to share what we now know of Tomiris with the broader community, and discuss further evidence of a possible connection to Turla. The following table lists all Tomiris malware families we are aware of: Name Type Language Comments Tomiris Downloader Downloader C Mentioned in our original blog post.

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Malware DNS Government Software 88

Krebs on Security

MARCH 4, 2022

27, a Ukrainian cybersecurity researcher who is currently in Ukraine leaked almost two years’ worth of internal chat records from Conti, which had just posted a press release to its victim shaming blog saying it fully supported Russia’s invasion of his country. You can see your page in the our blog here [dark web link].

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Ransomware Insurance Cyber Insurance Accountability 203

Fox IT

MAY 4, 2021

But if you would like to understand the rather tortured history of this particular malware a little better, the research and blog posts on the subject by Check Point are a good starting point. These variables are encrypted and used for different interactions depending on the module in use. The encrypted.bss section. rdata" or ".bss"

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Banking Malware Encryption Architecture 98