Malwarebytes

JANUARY 17, 2023

The malware was not detected by our antivirus software. Though all the data exfiltrated was encrypted at rest, the third party extracted encryption keys from a running process, enabling them to potentially access the encrypted data," the report further says. This recent cybersecurity incident with CircleCI isn't a first.

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Krebs on Security

JANUARY 6, 2022

Norton 360 , one of the most popular antivirus products on the market today, has installed a cryptocurrency mining program on its customers’ computers. which was renamed to NortonLifeLock in 2019 (LifeLock is now included in the Norton 360 service). “The key to the wallet is encrypted and stored securely in the cloud.

Cryptocurrency 324

Cryptocurrency Computers and Electronics Antivirus Identity Theft 324

Security Affairs

AUGUST 26, 2019

The name of the ransomware comes after the extension it adds to the encrypted file names, the malicious code also deletes their shadow copies to make in impossible any recovery procedure. Below the ransom note dropped by the Nemty ransomware after the encryption process is completed. ” continues BleepingComputer.

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Ransomware Malware Antivirus Encryption 99

Security Affairs

JANUARY 31, 2020

Experts at cyber security firm Cypher conducted a study on Portuguese domains during 2019 and concluded that Emotet and Ryuk were the most active threats. This is the conclusion of a study by Cipher Portugal, which studied Portuguese domains during 2019. This enhancement appeared in the middle of September 2019.

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Malware Retail Advertising Antivirus 115

Security Affairs

JULY 1, 2019

Even if the activity of Dridex decreased in the last couple of years, crooks continued to updates it adding new features such the support of XML scripts, hashing algorithms, peer-to-peer encryption, and peer-to-command-and-control encryption. ” reads the analysis published by eSentire. com domain to download the Dridex installer.

Banking 80

Banking Antivirus Advertising Encryption 80

Security Affairs

APRIL 7, 2021

This ransomware encrypts data from victims with AES-256 + RSA-8192 and then demands a ~ 2 BTC ransom to get the files back. At least in one case, an attack of the ransomware resulted in a temporary shutdown of the industrial process due to servers used to control the industrial process becoming encrypted.” Pierluigi Paganini.

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Security Affairs

SEPTEMBER 28, 2020

Universal Health Services (UHS) is an American Fortune 500 company that provides hospital and healthcare services, in 2019, its annual revenues were $11.37 billion in 2019. “When the attack happened multiple antivirus programs were disabled by the attack and hard drives just lit up with activity.

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Security Affairs

APRIL 27, 2020

Unlike other ransomware strains that don’t encrypt victims in Russia and other CIS countries, Shade also targets computers in Russia and Ukraine. In fact, we stopped its distribution in the end of 2019. Moth of the victims belongs to high-tech, wholesale and education sectors.

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eSecurity Planet

DECEMBER 13, 2021

Germany-based G Data CyberDefense released software designed to trick the STOP ransomware variant into believing that a targeted system has already been compromised and keeping it from encrypting files after the device has been infected. But STOP ransomware will not encrypt files anymore if the system has the vaccine.”.

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Security Affairs

JULY 28, 2021

The earliest THOR sample that was spotted by the experts is dated back to August 2019. PKPLUG used a technique known as “ living off the land ” to bypass antivirus detection and target Microsoft Exchange servers. The analysis of the file revealed that it includes the encrypted and compressed PlugX payload. Pierluigi Paganini.

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Encryption Antivirus Malware Hacking 109

Security Affairs

MARCH 19, 2020

” According to the experts, the first infections were observed in late 2019, victims reported their files were encrypted by a strain of malware. locked to the filename of the encrypted files. “On one of the compromised information systems, experts found encrypted files with the extension “ newversion.”

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Government Ransomware Encryption Penetration Testing 112

Hacker Combat

OCTOBER 25, 2021

The crypto-currency scams, which started in 2019, saw hackers recruit their targets on one Russian-speaking platform. Some of the samples used different anti-sandboxing methods, including download IP cloaking, encrypted files and enlarged files. That way, antivirus detectors that trigger malware will be avoided.

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Accountability Malware Scams Antivirus 99

Security Affairs

NOVEMBER 19, 2019

Ransomware accounted for over half of all malicious mailings in H1 2019, Troldesh aka Shade being the most popular tool among cybercriminals. To bypass antivirus systems, hackers send out malicious emails in non-working hours with delayed activation. More than 80% of all malicious files were disguised as .zip rar archive files.

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Ransomware Antivirus Malware Banking 71

Security Affairs

DECEMBER 22, 2021

According to the experts, the first infections were observed in late 2019, victims reported their files were encrypted by a strain of malware. locked to the filename of the encrypted files. Operators behind the attacks were spreading a new version of the Mespinoza ransomware (aka Pysa ransomware).

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Ransomware Penetration Testing Healthcare Government 104

Krebs on Security

SEPTEMBER 30, 2023

GandCrab dissolved in July 2019, and is thought to have become “ REvil ,” one of the most ruthless and rapacious Russian ransomware groups of all time. ru, which shows that a user from Yekaterinburg registered in 2019 with the name Semyon Sergeyvich Tretyakov and email address tretyakov-files@ya.ru.

Ransomware 206

Ransomware Accountability Cybercrime Backups 206

Security Affairs

JANUARY 8, 2021

The loader observed by the researchers in the attacks is written in Golang and borrows the Ezuri code published on GitHub by the user guitmz in March 2019. Upon executing the code, it will ask the user the path for the payload to be encrypted and the password to be used for AES encryption to hide the malware within the loader.

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Malware Encryption Antivirus Passwords 141

Security Affairs

JUNE 12, 2019

The recently released Microsoft Patch Tuesday security updates for June 2019 failed to address a flaw in SymCrypt , a core cryptographic function library currently used by Windows. The flaw could be exploited by malicious programs trigger a denial of service condition by interrupting the encryption service for other programs.

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Encryption Advertising Antivirus Hacking 74

CyberSecurity Insiders

JANUARY 6, 2023

billion in 2019 to $815.4 Requirement 4: Less specificity on the type of encryption used means your organization is freer to follow industry best practices. Requirement 5: It is no longer sufficient to just have standard antivirus software. In fact, the U.S. billion in 2020, a 43% increase. and PCI v4.0:

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Antivirus Retail Software Accountability 138

Security Boulevard

SEPTEMBER 8, 2022

Trusted applications will not be stopped by antivirus or anti-malware technologies. PKI is an asymmetric system, using two keys to encrypt communications; public and private keys. A Public key is used to encrypt data, whether that be on the user’s browser, data, or part of a message to be sent. SSL Certificates as an example.

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Malware Antivirus Encryption Software 52

Security Affairs

NOVEMBER 18, 2019

NextCry is a new ransomware that was spotted by researchers while encrypting data on Linux servers in the wild. T he name comes from the extensions the ransomware appends to the filenames of encrypted files. The malicious code targets Nextcloud instances and it is currently undetected by antivirus engines. ” said xact64.

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Ransomware Encryption Malware Advertising 81

Security Affairs

MARCH 18, 2023

” The Lockbit gang has been active since at least 2019 and today it is one of the most active ransomware groups offering a Ransomware-as-a-Service (RaaS) model. ” By protecting the code with encryption, the latest LockBit version can avoid the detection of signature-based anti-malware solutions. “LockBit 3.0

Ransomware 90

Ransomware Penetration Testing Encryption Accountability 90

Security Affairs

JANUARY 31, 2020

“In July 2018, we succeeded in decrypting encrypted communication with an infected server and an external server that was performing unauthorized communication, and stored it on our internal server for information sharing with other departments used by our defense business division 27,445 files were found to have been accessed illegally.

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Data breaches Advertising Antivirus Encryption 97

Security Affairs

AUGUST 3, 2020

The authors of the GandCrab RaaS also offers technical support and updates to its members, they also published a video tutorial that shows how the ransomware is able to avoid antivirus detection. ransom amount, individual bots and encryption masks). Close of GandCrab Ransomware : 1-6-2019. million dollars per week.

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Ransomware Advertising Malware Hacking 126

Security Affairs

MARCH 19, 2019

link] pic.twitter.com/Tn5SoXht2A — 360 Threat Intelligence Center (@360TIC) March 18, 2019. The ransomware encrypts data on the victim’s machine and appends the.Jnec extension to the encrypted data asking a ransom 0.05 At the moment of writing, 29 antivirus engines detect JNEC.a bitcoins (about $200).

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Ransomware Antivirus Encryption Advertising 75

Security Affairs

JULY 25, 2019

Researchers at Intezer have discovered a new variant of WatchBog, a Linux-based cryptocurrency mining botnet, that also includes a module to scan the Internet for Windows RDP servers vulnerable to the Bluekeep vulnerability (CVE-2019-0708). ” reads a blog post published by Intezer. ” continues the analysis.

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Cryptocurrency Internet Internet Malware 72

Krebs on Security

FEBRUARY 23, 2019

19, Apex was alerted that its systems had been infected with a destructive strain of ransomware that encrypts computer files and demands payment for a digital key needed to unscramble the data. “When they encrypt the data, that happens really fast,” he said. Roswell, Ga. on Tuesday, Feb. More than a week later on Jan.

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Backups Ransomware Encryption Internet 220

Malwarebytes

MAY 19, 2022

The Thanos ransomware, Zagala’s second ransomware tool, was advertised as a “Private Ransomware Builder” in 2019. The complaint alleged Zagala bragged that Thanos was “nearly undetected” by antivirus software. The Thanos ransomware ransom note (Source: Marcelo Rivero | Malwarebytes).

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Ransomware Antivirus Healthcare Malware 113

The Last Watchdog

JUNE 21, 2020

Although most people think of ransomware as a dodgy application that encrypts data and holds it for ransom, the concept is much more heterogeneous than that. File encryption 2013 – 2015. It emerged in September 2013 and paved the way for hundreds of file-encrypting menaces that have splashed onto the scene ever since.

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Ransomware Hacking Encryption Penetration Testing 204

The Last Watchdog

OCTOBER 3, 2019

We met at Black Hat 2019. They’ll take more manual steps to encrypt servers, exfiltrate data – or do both. And then, instead of encrypting one or two or ten machines, they’ll encrypt everything.” Once they were inside, they would turn off your antivirus software and the software responsible for online backups.

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Encryption Malware Ransomware Cyber Attacks 117

Security Affairs

APRIL 2, 2021

The threat actors are actively exploiting the following vulnerabilities in Fortinet FortiOS: CVE-2018-13379 ; CVE-2020-12812 ; CVE-2019-5591. The joint alert also states that attackers scanning also enumerated devices for the CVE-2020-12812 and CVE-2019-5591 flaws. Disable hyperlinks in received emails.

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Passwords Government Firmware Accountability 70

SC Magazine

JUNE 25, 2021

This week, cybersecurity firm Akamai said they have observed more than 246 million web application attacks levied against the gaming industry between 2019 and 2020. That represents a 340% increase year-over-year, a 415% increase since 2018 and accounted for about 4% of the more than 6.3

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Computers and Electronics Media Marketing Cryptocurrency 121

Spinone

DECEMBER 23, 2019

Because relying on one solution like antivirus won’t get you far in case of a full-blown ransomware attack. Device Security: Patch Manager and Antivirus Software Another must-have desktop protection is having an antivirus. How does antivirus help against ransomware, you may ask?

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Ransomware Backups Antivirus Firewall 52

SecureList

MARCH 1, 2021

If you look at the dynamics of attacks on mobile users in 2020, you will see that the average monthly number of attacks decreased by 865,000 compared to 2019. Number of attacks on mobile users in 2019 and 2020 ( download ). Number of adware attacks on mobile users in 2019 and 2020 ( download ). Number of mobile users attacked.

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Mobile Malware Adware Banking 133

eSecurity Planet

FEBRUARY 16, 2021

All of your files are encrypted with RSA-2048 and AES-128 ciphers.” ” Or you might see a readme.txt stating, “Your files have been replaced by these encrypted containers and aren’t accessible; you will lose your files on [enter date] unless you pay $2500 in Bitcoin.” IMPORTANT INFORMATION !!!

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Ransomware Backups Software Encryption 97

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! Ransomware damages would cost the world $5 billion (USD) in 2017.

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Ransomware Encryption Cryptocurrency Banking 52

Security Affairs

JUNE 2, 2021

There was no need for a password or login credentials to access the information, and the data was not encrypted. In a sampling of the player profile data, the WizCase security team found that users could spend as much as $907 on the game via in-app microtransactions in the 10,000-player sample from 2019-2020 our team observed.

Data breaches 108

Data breaches Accountability Mobile Phishing 108

Security Affairs

FEBRUARY 17, 2019

Adiantum will bring encryption on Android devices without cryptographic acceleration. Microsoft Patch Tuesday updates for February 2019 fixes IE Zero-Day. Astaroth Trojan relies on legitimate os and antivirus processes to steal data. 20% discount. Kindle Edition. Paper Copy. Once again thank you! Malicious PDF Analysis.

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Advertising Antivirus Malware Backups 68