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).

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Security Affairs

JULY 19, 2020

The four malware families are named Guildma, Javali, Melcoz, and Grandoreiro, experts believe are the result of a Brazilian banking group/operation that is evolving its capabilities targeting banking users abroad. Experts noticed that the malware uses the BITSAdmin tool to download the additional modules. ” continues Kaspersky.

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Security Affairs

SEPTEMBER 19, 2020

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. Pierluigi Paganini.

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Security Affairs

OCTOBER 25, 2020

Researchers from MalwareHunterTeam have spotted a new piece of remote access trojan (RAT) dubbed ‘Abaddon’ that is likely the first malware using the Discord platform as command and control. The Abaddon malware connects to the Discord command and control server to check for new commands to execute. "Abaddon"

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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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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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Security Affairs

DECEMBER 27, 2024

Some of the vulnerabilities exploited by the botnets are CVE-2015-2051 , CVE-2019-10891 , CVE-2022-37056 , and CVE-2024-33112. The script uses various methods like “wget,” “ftpget,” “curl,” and “tftp” to download the malware. ” reads the report published by Fortinet.

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Malwarebytes

NOVEMBER 16, 2021

This Android app, purported as a secure messaging application that uses end-to-end encryption, is the latest ruse cybercriminals put upon smartphone users, particularly those based in India, to infect their devices with GravityRAT, a piece of malicious software that is known to spy on people and steal their data.

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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. Read or write the files on the device’s external storage.

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Security Affairs

JULY 28, 2020

US and UK cybersecurity agencies issued a joint advisory about the spread of QSnatch Data-Stealing Malware that already infected over 62,000 QNAP NAS devices. The QSnatch malware implements multiple functionalities, such as: . These are encrypted with the actor’s public key and sent to their infrastructure over HTTPS.

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Security Affairs

MARCH 8, 2020

Experts uncovered a new Coronavirus (COVID-19 ) -themed campaign that is distributing a malware downloader that delivers the FormBook information-stealing Trojan. Experts at MalwareHunterTeam uncovered a new malspam campaign exploiting the fear in the Coronavirus (COVID-19) to deliver malware. states the analysis published by FireEye.

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Security Affairs

NOVEMBER 23, 2019

The Catch Hospitality Group has suffered a malware attack, a point-of-sale malware has infected systems (POS) at several restaurants of the chain.The Catch Hospitality Group has suffered a malware attack, a point-of-sale malware has infected systems (POS) at several restaurants of the chain. Pierluigi Paganini.

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Security Affairs

JANUARY 22, 2020

The library did not disclose the family of malware that infected its system, but experts believe that the computers were infected with ransomware. “Some Californian libraries are also affected by a ransomware attack that encrypted computers at 26 community libraries in Contra Costa County on January 3.” Pierluigi Paganini.

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Security Affairs

OCTOBER 15, 2020

The Video conferencing platform Zoom announced the implementation of end-to-end encryption (E2EE) and its availability starting next week. The popular Video conferencing platform Zoom announced the availability of the end-to-end encryption (E2EE) starting next week. ” reads the post published by the company. Pierluigi Paganini.

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Security Affairs

APRIL 7, 2020

xHelper , a new strain of Android malware is able to re-install itself on infected devices even after victims delete it or force a factory reset. xHelper , a new strain of Android malware is able to re-install itself on infected devices even after victims delete it or force a factory reset. and Russia. ” continues the report.

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Security Affairs

JULY 23, 2020

North Korea-linked Lazarus APT Group has used a new multi-platform malware framework, dubbed MATA, to target entities worldwide. The MATA malware framework could target Windows, Linux, and macOS operating systems. The malware framework implements a wide range of features that allow attackers to fully control the infected systems.

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Webroot

MARCH 12, 2025

Backing up your data simply means creating copies of your important files and storing them in secure, encrypted locations. Many hard drives fail in less than three years , and its been found that the newer drives have shorter lifespans than those manufactured before 2015.

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Backups Encryption Antivirus Data preservation 91

Security Affairs

FEBRUARY 24, 2020

Raccoon Malware is a recently discovered infostealer that can extract sensitive data from about 60 applications on a targeted system. Racoon malware , Legion, Mohazo, and Racealer, is an infostealer that recently appeared in the threat landscape that is advertised in hacking forums. ” reads the report published by CyberArk.

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Cybercrime Malware Cryptocurrency Advertising 132

Security Affairs

SEPTEMBER 10, 2020

ESET researchers discovered a new piece of malware dubbed CDRThief targets a specific Voice over IP system to steal call data records (CDR). The VoIP platform Linknat VOS2009 and VOS3000 targeted by the malware is used by two China-produced softswitches (software switches). ” reads the analysis published by ESET.

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Security Affairs

NOVEMBER 25, 2019

Malware Hunter – One year after its launch, Marco Ramilli shared the results of its project that has analyzed more than 1 Million malware samples. Malware Hunter is a python powered project driven by three main components: collectors, processors and public API. Malware Analyses Distribution. How it works.

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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.

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Encryption Data privacy Advertising Technology 105

Security Affairs

OCTOBER 3, 2020

Facebook shared details about a long-running ad-fraud campaign that’s been ongoing since 2016 targeting Facebook users with SilentFade malware. The social network giant revealed that malware has a Chinese origin and allowed hackers to siphon $4 million from users’ advertising accounts. Pierluigi Paganini.

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Security Affairs

MAY 5, 2020

Last week, the popular security researcher MalwareMustDie and the experts at Intezer Labs spotted a new piece of malware dubbed Kaiji, that is targeting IoT devices via SSH brute-force attacks. Guys, another new #China ( #PRC ) made #DDoS #ELF #malware , I called it: " #Linux /Kaiji", coded in #Go lang, packed, VT low detection=1.

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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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Security Affairs

AUGUST 2, 2020

The Taiwanese vendor QNAP urges its users to update the Malware Remover app following the alert on the QSnatch malware. The Taiwanese company QNAP is urging its users to update the Malware Remover app to prevent NAS devices from being infected by the QSnatch malware. Webshell functionality for remote access.

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Security Affairs

MARCH 17, 2020

A new ransomware dubbed Nefilim appeared in the threat landscape at the end of February, it borrows its code from other malware, the Nemty ransomware. At the time of writing it is still unclear which is the attack vector exploited by Nefilim operators, experts believe the malware was mainly deployed via RDP. Nefilim appends the.

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Malwarebytes

MARCH 15, 2022

Those certificates are now being used to sign malware. This creates a “chain of trust” between a signature on a piece of software and a CA—like DigiCert or Let’s Encrypt—that operating systems trust. From there, any cybercriminal that wanted to could grab the certificates and use them to sign their malware.

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SecureList

FEBRUARY 18, 2025

RARExtract decrypts unrar.dll using AES encryption with a hard-coded key, cls-precompx.dll. Anti-debug checks example If the checks are passed, the malware executes cmd.exe to register unrar.dll as a command handler with regsvr32.exe. The creation time of the.dat file is spoofed with a random date between 01/01/2015 and 12/25/2021.

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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. Truesec researchers dissected a variant that targets VMware ESXi systems, which appears to be a version of the same malware for Windows. ” reported Truesec.

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Security Affairs

DECEMBER 2, 2019

Experts discovered a new malware dubbed Clop ransomware that attempts to remove Malwarebytes and other security products. Security researcher Vitali Kremez discovered a new malware dubbed Clop ransomware that targets Windows systems and attempts to disable security products running on the infected systems.

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Security Affairs

NOVEMBER 26, 2019

Layers of obfuscation, encryption, and the use of randomized file names hid the installation process. If not stopped, Dexphot ultimately ran a cryptocurrency miner on the device, with monitoring services and scheduled tasks triggering re-infection when defenders attempt to remove the malware.” msiexec.exe, unzip.exe, rundll32.exe,

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Security Affairs

APRIL 30, 2020

Security experts from Cybereason Nocturnus team discovered a new piece of Android malware dubbed EventBot that targets banks, financial services across Europe. Researchers from Cybereason Nocturnus team discovered a new piece of Android malware dubbed EventBot that targets banks, financial services across Europe.

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Krebs on Security

MAY 13, 2024

This post examines the activities of Khoroshev’s many alter egos on the cybercrime forums, and tracks the career of a gifted malware author who has written and sold malicious code for the past 14 years. This user said they specialize in developing malware, creating computer worms, and crafting new ways to hijack Web browsers.

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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. The ransomware attack took place on September 23, the threat actors breached the network of the company and deployed the malware. Tyler Technologies, Inc. ” reported BleepingComputer.

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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. Pierluigi Paganini.

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Security Affairs

JANUARY 31, 2020

Emotet , the most widespread malware worldwide and Ryuk , a ransomware type, are growing threats and real concerns for businesses and internet users in 2020. This study also concludes that a total of 377 Portuguese domains to spread different types of malware in the same period. SecurityAffairs – malware, hacking).

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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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