Security Affairs

OCTOBER 13, 2020

Members of the Five Eyes intelligence alliance once again call for tech firms to engineer backdoors into end-to-end and device encryption. The statements reinforce the importance of the encryption in protecting data, privacy, and IP, but highlights the risks of abusing it for criminal and terrorist purposes. Pierluigi Paganini.

Encryption 68

Encryption Data privacy Advertising Technology 68

Security Affairs

MAY 25, 2020

Ransomware encrypts from virtual machines to evade antivirus. Ragnar Locker deploys Windows XP virtual machines to encrypt victim’s files, the trick allows to evaded detection from security software. Mounting all the shared drives to encrypt. Custom Ragnar Locker ransom note (Source: Sophos). Pierluigi Paganini.

Encryption 100

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Security Affairs

DECEMBER 26, 2019

Experts spotted a new strain of the Ryuk Ransomware that was developed to avoid encrypting folders commonly seen in *NIX operating systems. Kremez noticed that the ransomware doesn’t encrypt folders that are associated with *NIX operating systems. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

FEBRUARY 17, 2020

Tutanota , the popular free and open-source end-to-end encrypted email software, has been blocked by Russian authorities. The popular free and open-source end-to-end encrypted email service Tutanota has been blocked in Russia on Friday evening. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Encryption 72

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Security Affairs

FEBRUARY 26, 2020

This serious flaw, assigned CVE-2019-15126, causes vulnerable devices to use an all-zero encryption key to encrypt part of the user’s communication.” ” Experts pointed out that the vulnerability does not reside in the Wi-Fi encryption protocol, instead, the issue is related to the way some chips implemented the encryption.

Encryption 74

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Security Affairs

JULY 29, 2019

According to experts at Sonicwall, scanning of random ports and the diffusion of encrypted malware are characterizing the threat landscape. Most of the attacks targeted non-standard ports and experts observed a spike in the number of encrypted malware. million encrypted malware attacks, +27% over the previous year. .”

IoT 84

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Security Affairs

JANUARY 5, 2020

DeathRansom was considered fake ransomware due to the fact that it did not implement an effective encryption process, but now things are changing. DeathRansom is a ransomware family that was initially classified as a joke because it did not implement an effective encryption scheme. Pierluigi Paganini.

Encryption 63

Encryption Ransomware Malware Scams 63

Security Affairs

NOVEMBER 10, 2019

The Apple Mail app available on macOS stores leave s a portion of users encrypted emails in plaintext in a database called snippets. The Apple expert Bob Gendler discovered that the Apple Mail app available on macOS stores leaves a portion of users encrypted emails in plaintext in a database called snippets. ” continues the post.

Encryption 53

Encryption Advertising Data collection Hacking 53

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

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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Security Affairs

OCTOBER 26, 2019

Even though encryption should be taken seriously by businesses of all sizes, only a small fraction of the corporate sector puts their back on it. Why is Encryption a Feasible Option against Digital Threats? Encryption plays an integral role in securing the online data as well as its integrity. Final Thoughts.

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Encryption Cyber threats Ransomware Cybercrime 45

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 118

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.

Technology 140

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Security Affairs

AUGUST 21, 2020

The university notified appropriate law enforcement entities, and the university’s Information Security Office (ISO) investigated and resolved the incident in consultation with an external firm that specializes in responding to ransomware attacks.” Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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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.

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Security Affairs

JULY 21, 2019

ZeroFucks ransomware encrypts files with AES-256 and replaces the extension in the filename with “. When the ransomware encrypts files the following GUI is displayed to the victims, crooks demand a €400 ransom worth of Bitcoins. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. zerofucks ” (i.e.

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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 112

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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

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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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 105

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 126

Security Affairs

SEPTEMBER 7, 2022

“As a variant, MooBot inherits Mirai’s most significant feature – a data section with embedded default login credentials and botnet configuration – but instead of using Mirai’s encryption key, 0xDEADBEEF, MooBot encrypts its data with 0x22.” ” At the time of the analysis, the C2 server was offline.

DDOS 102

DDOS Encryption Passwords Hacking 102

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. .

IoT 138

IoT Firmware DNS Advertising 138

Security Affairs

AUGUST 2, 2020

BleepingComputer researchers confirmed that Garmin has received the decryption key to recover their files encrypted with the WastedLocker Ransomware. BleepingComputer first revealed that Garmin has received the decryption key to recover the files encrypted with the WastedLocker Ransomware in the recent attack. Pierluigi Paganini.

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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 128

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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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 115

Security Affairs

JULY 14, 2019

The Ims00rry ransomware used AES-128 algorithm for the encryption process. Unlike most of the ransomware, Ims00rry and doesn’t append an extension to the filenames of the encrypted files. All your files photos, databases, documents and other important are encrypted with strongest encryption and algorithms RSA 4096, AES-256.

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Ransomware Encryption Advertising Malware 83

Security Affairs

AUGUST 17, 2020

The ransomware encrypted the files and appended the ‘ K0N1M1N0’ extension appended to their filenames. The good news is that the RansomEXX ransom, unlike other families of ransomwawe, does not appear to exfiltrate data before encrypting target systems. KONICA_MINOLTA_README!! Pierluigi Paganini.

Technology 136

Technology Ransomware Advertising Encryption 136

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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Security Affairs

SEPTEMBER 29, 2020

The name AgeLocker comes from the use of the Actually Good Encryption ( AGE ) algorithm to encrypt files, experts warn that encrypted files can’t be recovered without paying the ransom to the ransomware operators. Security experts are observing the new strain of ransomware that is targeting QNAP devices since June.

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Firmware Encryption Ransomware Advertising 125

Security Affairs

OCTOBER 8, 2020

Recently QNAP published a security advisory urging its customers to update the firmware and apps installed on their network-attached storage (NAS) devices to prevent AgeLocker ransomware infections. Security experts are observing the new strain of ransomware that is targeting QNAP devices since June. Pierluigi Paganini.

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Security Affairs

SEPTEMBER 27, 2019

Emsisoft security firm has released a new free decryption tool for the Avest ransomware, a few days ago the researchers also released a free decryptor for the WannaCryFake ransomware. The Avest ransomware encrypts victim’s files and appends the extension “ ckey().email().pack14” pack14” to the filename.

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Ransomware Encryption Advertising Malware 75

Security Affairs

APRIL 1, 2020

In malspam attacks, attackers could encrypt the Excel file by setting up a password, then when the victims receive the email, hackers trick them into opening the attachment using a password included in the content of the message. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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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.

Ransomware 118

Ransomware Encryption Advertising Malware 118

Security Affairs

SEPTEMBER 6, 2020

The skimmer loads dynamically to avoid static malware scanners and uses unique encryption parameters for each victim to obfuscate the malicious code.” The JavaScript URL is hardcoded in the loader script in encrypted format, experts observed that the attackers can change the URL for each victim. Pierluigi Paganini.

eCommerce 133

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Security Affairs

MAY 1, 2020

The hackers claim to have compromised the Banco BCR’s network in August 2019, and had the opportunity to exfiltrate its information before encrypting the files. Please vote Security Affairs for European Cybersecurity Blogger Awards – VOTE FOR YOUR WINNERS [link]. ” reads a post published by Cyble. Pierluigi Paganini.

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