Schneier on Security

AUGUST 8, 2022

The idea is to standardize on both a public-key encryption and digital signature algorithm that is resistant to quantum computing, well before anyone builds a useful quantum computer. NIST is an old hand at this competitive process, having previously done this with symmetric algorithms (AES in 2001) and hash functions (SHA-3 in 2015).

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Encryption Architecture Engineering Information Security 358

Schneier on Security

APRIL 5, 2022

We allude to this kind of risk in our 2015 “ Keys Under Doormats ” paper: Third, exceptional access would create concentrated targets that could attract bad actors. But imagine how this kind of thing could be abused with a law enforcement encryption backdoor. And the data, of course, isn’t very secure.

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Scams Engineering Encryption Technology 320

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 243

Security Affairs

NOVEMBER 13, 2021

Threat actors are distributing the GravityRAT remote access trojan masqueraded as an end-to-end encrypted chat application named SoSafe Chat. Threat actors are distributing the GravityRAT RAT masqueraded as an end-to-end encrypted chat application named SoSafe Chat. ” Follow me on Twitter: @securityaffairs and Facebook.

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Encryption Malware Media Authentication 111

Schneier on Security

OCTOBER 23, 2020

We found that state and local law enforcement agencies have performed hundreds of thousands of cellphone extractions since 2015, often without a warrant. To our knowledge, this is the first time that such records have been widely disclosed. Lots of details in the report. And in this news article : At least 49 of the 50 largest U.S.

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Krebs on Security

OCTOBER 7, 2020

citizen who absconded from justice before being convicted on multiple counts of fraud in 2015. The scam artist John Bernard (left) in a recent Zoom call, and a photo of John Clifton Davies from 2015. that was part of John Davies’ 2015 fraud conviction. After eluding justice in the U.K., John Clifton Davies, a.k.a.

Banking 281

Banking Scams Government Advertising 281

Schneier on Security

AUGUST 12, 2019

The Snowden disclosures and the public controversy that followed led Congress in 2015 to end bulk collection and amend the CDR authorities with the adoption of the USA FREEDOM Act (UFA). Under the program major U.S. For a time, the new program seemed to be functioning well. Nonetheless, three issues emerged around the program.

Surveillance 225

Surveillance Architecture Encryption Technology 225

Security Affairs

SEPTEMBER 26, 2020

Researchers developed a decryptor for the ransomware after they have discovered a bug in the encryption process implemented by the threat. This decryptor can recover for free files encrypted by the current version of the ThunderX ransomware that appends the .tx_locked tx_locked extension to the filename of the decrypted files.

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Krebs on Security

APRIL 22, 2019

The owner of a Swedish company behind a popular remote administration tool (RAT) implicated in thousands of malware attacks shares the same name as a Swedish man who pleaded guilty in 2015 to co-creating the Blackshades RAT , a similar product that was used to infect more than half a million computers with malware, KrebsOnSecurity has learned.

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Advertising Antivirus Software Malware 225

Krebs on Security

SEPTEMBER 4, 2018

Before it was taken offline sometime in the past 12 hours, the database contained millions of records, including the username, password and private encryption key of each mSpy customer who logged in to the mSpy site or purchased an mSpy license over the past six months.

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Spyware Mobile Advertising Software 217

Security Affairs

SEPTEMBER 2, 2024

The stated intent was to recruit “intelligent individuals” by presenting a series of puzzles to be solved; no new puzzles were published on January 4, 2015. ui : Displays real-time progress and statistics of the encryption process, such as the number of files encrypted. The third puzzle has not been solved yet.

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Troy Hunt

JULY 21, 2021

When the Ashley Madison data breach occurred in 2015, it made headline news around the world. Sidenote: there's a whole other discussion about active interception of encrypted communications that may also give an employer access to this.)

Accountability 363

Accountability Data breaches Government InfoSec 363

Security Affairs

JUNE 29, 2021

Like other ransomware gangs, Lorenz operators also implement double-extortion model by stealing data before encrypting it and threatening them if the victim doesn’t pay the ransom. Lorenz sends the name of the infected system to a C2 before encrypting the file. Lorenz places a header before the encrypted file instead.

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Ransomware Encryption Passwords Malware 135

Security Affairs

MARCH 17, 2020

Nefilim will encrypt a file using AES-128 encryption, then the AES encryption key is encrypted using an RSA-2048 public key that is embedded in the ransomware executable. The encrypted AES key will be included in the contents of each encrypted file. Nefilim appends the. txt on the infected system.

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Ransomware Encryption Cybercrime Advertising 137

Security Affairs

OCTOBER 11, 2020

Tyler Technologies has finally decided to paid a ransom to obtain a decryption key and recover files encrypted in a recent ransomware attack. According to BleepingComputer, which cited a source informed on the event, Tyler Technologies paid a ransom of an unspecified amount to receive the decryption key and recover encrypted files.

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Security Affairs

JUNE 6, 2020

The ransomware, tracked by Intezer as “ QNAPCrypt ” and “ eCh0raix ” by Anomali, is written in the Go programming language and uses AES encryption to encrypt files. encrypt extension to filenames of encrypted files. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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Krebs on Security

SEPTEMBER 14, 2020

The one technology company this author could tie to Mr. Bernard was secureswissdata.com , a Swiss concern that provides encrypted email and data services. The domain was registered in 2015 by Inside Knowledge. Bernard’s investment firm did not respond to multiple requests for comment. ” DUE DILIGENCE.

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Scams Cryptocurrency Accountability Technology 345

Security Affairs

JULY 8, 2020

Good news for the victims of the ThiefQuest (EvilQuest) ransomware, they can recover their encrypted files for free. The victims of the ThiefQuest (EvilQuest) ransomware victims can recover their encrypted files without needing to pay the ransom due to the availability of a free decryptor. macOS ransomware #decryptor ( #EvilQuest )! |

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Ransomware Encryption Malware InfoSec 143

Security Affairs

AUGUST 8, 2020

The attacker could exploit the Kr00k issue even when it is not connected to the victim’s wireless network, the vulnerability works against vulnerable devices using WPA2-Personal or WPA2-Enterprise protocols, with AES-CCMP encryption. Experts found a similar issue affecting MediaTek Wi-Fi chips that don’t use encryption at all.

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Wireless Encryption Manufacturing Advertising 145

Security Affairs

OCTOBER 15, 2020

The department received an email from the threat actors that notifies it that they had encrypted its servers and demanded the payment of a ransom to release them. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. “The department contacted police and have not paid the money, officials said.

Advertising 138

Advertising Encryption Hacking Information Security 138

Security Affairs

DECEMBER 2, 2019

The malicious code executes a small program, just before starting the encryption process, to disable security tools running on the infected systems that could detect its operations. These are encrypted under the suffix. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Ransomware Encryption Advertising Malware 145

Security Affairs

SEPTEMBER 28, 2020

A new ransomware gang named Mount Locker has started its operations stealing victims’ data before encrypting. According to the popular malware researchers Michael Gillespie , the Mount Locker uses ChaCha20 to encrypt the files and an embedded RSA-2048 public key to encrypt the encryption key.

Ransomware 144

Ransomware Encryption Advertising Engineering 144

Security Affairs

APRIL 9, 2020

million ransom to decrypt its files after being encrypted by the infamous Sodinokibi ransomware. “As part of this attack, the operators behind the Sodinokibi ransomware told BleepingComputer that they had encrypted the company’s entire network, deleted backup files, and copied more than 5GB of personal data.

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Ransomware Encryption Advertising Backups 144

Security Affairs

OCTOBER 31, 2020

The REvil ransomware gang (aka Sodinokibi) claims to have stolen info from the systems at the company before encrypting them. “Absolutely all servers and working computers of the company are hacked and encrypted. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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Hacking Ransomware Advertising Encryption 145

Security Affairs

SEPTEMBER 17, 2020

The Maze ransomware operators now use a virtual machine to encrypt a computer, a tactic previously adopted by the Ragnar Locker malware. The Maze ransomware operators have adopted a new tactic to evade detection, their malware now encrypts a computer from within a virtual machine. ” reads the analysis published by Sophos. .

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Ransomware Encryption Advertising Malware 145

CSO Magazine

JANUARY 11, 2023

While LastPass claims that users’ passwords remain safely encrypted, it admitted that certain elements of customers’ information have been exposed. To read this article in full, please click here

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Data breaches Password Management Passwords Encryption 110

Security Affairs

FEBRUARY 7, 2020

Ransomware operators leverage a custom antivirus killing p ackage that is delivered to workstations to disable security solution before starting encryption. Attackers execute the RobbinHood ransomware and attempt to encrypt the files on the infected host. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Software 145

Software Ransomware Antivirus Encryption 145

Security Affairs

OCTOBER 3, 2023

Like all ransomware, this is a type of malware that, once introduced into an organization, encrypts the data and then requires the victim to pay a ransom in order to decrypt it. Encrypted file structure ransomware BlackCat / ALPHV: [ORIGINAL_FILENAME].[ORIGINAL_extension].specific/different Black The LockBit 3.0 ORIGINAL_extension].specific/different

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Ransomware Encryption Technology Backups 141

Krebs on Security

APRIL 3, 2023

John Clifton Davies , a 60-year-old con man from the United Kingdom who fled the country in 2015 before being sentenced to 12 years in prison for fraud, has enjoyed a successful life abroad swindling technology startups by pretending to be a billionaire investor. that was part of John Davies’ 2015 fraud conviction.

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Scams Marketing Technology Insurance 228

Security Affairs

OCTOBER 11, 2020

“Notably, FONIX varies somewhat from many other current RaaS offerings in that it employs four methods of encryption for each file and has an overly-complex post-infection engagement cycle.” The FONIX ransomware only targets Windows systems, by default it encrypts all file types, excluding critical Windows OS files.

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Ransomware Encryption Advertising DDOS 135

Security Affairs

JUNE 29, 2020

million to cybercriminals to recover data encrypted during a ransomware attack that took place on June 1. While we stopped the attack as it was occurring, the actors launched malware that encrypted a limited number of servers within the School of Medicine, making them temporarily inaccessible,” reads a statement published by the UCSF.

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Ransomware Encryption Advertising Malware 144

Security Affairs

SEPTEMBER 10, 2020

To avoid detection of malicious functionalities, the authors encrypted all suspicious-looking strings with the Corrected Block TEA (XXTEA) cipher and then running Base64 encoding. “Interestingly, the password from the configuration file is stored encrypted. However, Linux/CDRThief malware is still able to read and decrypt it.

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Malware Encryption Advertising Passwords 145

Security Affairs

MAY 27, 2020

The malicious code adds the “ fuckunicornhtrhrtjrjy” extensions to names of encrypted files. The good news for the victims is that CERT-AgID discovered that the password for encrypting the files is sent in clear text to the attacker, this means that it can be retrieved from the network traffic.

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Malwarebytes

DECEMBER 1, 2021

A recently disclosed FBI training document shows how much access to the content of encrypted messages from secure messaging services US law enforcement can gain and what they can learn about your usage of the apps. All of them are messaging apps that promise end-to-end encryption for their users. Information on usage.

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Encryption Computers and Electronics Backups Accountability 145

Security Affairs

OCTOBER 5, 2020

The botnet uses the WSS (WebSocket over TLS) protocol for C2 communication to circumvent the typical Mirai traffic detection and provide secure encrypted communication for command and control. “Two zero days, 12 remote access functions for the router, encrypted traffic protocol, and infrastructure IP that that moves around. .

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Security Affairs

MARCH 3, 2020

Nemty ransomware first appeared on the threat landscape in August 2019, the name of the malware comes after the extension it adds to the encrypted file names. The ransomware deletes shadow copies of encrypted files to make in impossible any recovery procedure. they also announced a working tool for version 1.5. Pierluigi Paganini.

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Ransomware Advertising Encryption Malware 138

Security Boulevard

MARCH 17, 2021

With the global cost of cybercrime at $3 trillion in 2015, that’s more than a threefold increase over a decade. It’s estimated that global ransomware damage costs will reach $20 billion in 2021, 57 times the amount in 2015. Encrypt where possible. Encryption tools can be used to protect data from outsiders. and China.

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