Security Affairs

OCTOBER 31, 2022

In the early afternoon of Friday 12 May 2017, the media broke the news of a global computer security attack carried out through a malicious code capable of encrypting data residing in information systems and demanding a ransom in cryptocurrency to restore them, the Wannacry ransomware. The infection chain.

Malware 92

Malware Computers and Electronics Encryption Ransomware 92

Malwarebytes

AUGUST 3, 2022

The used lure is in Russian is called “ Information security memo ” which provide security practices for passwords, confidential information, etc. The threat actor has left some debugging information including a pdb path from which we derived and picked a name for this new Rat: Debug Information.

Malware 112

Malware Encryption Antivirus Architecture 112

Security Affairs

JUNE 11, 2021

Experts spotted a new mysterious malware that was used to collect a huge amount of data, including sensitive files, credentials, and cookies. Threat actors used custom malware to steal data from 3.2 NordLocker experts speculate the malware campaign leveraged tainted Adobe Photoshop versions, pirated games, and Windows cracking tools.

Malware 107

Malware Computers and Electronics Software Financial Services 107

Security Affairs

JANUARY 30, 2024

Kroll researchers reported that the ransomware strain outstands for the use of encryption to protect the ransomware binary. Once the malware has escalated the privileges on a machine, the threat actors use a batch script to uninstall popular antivirus solutions installed on the machine.

Ransomware 120

Ransomware Hacking Data breaches Digital transformation 120

Security Affairs

MAY 22, 2024

“On September 30, 2023, OVT became aware of a security incident that resulted in the encryption of certain OVT systems by an unauthorized third party. Once the malware has escalated the privileges on a machine, the threat actors use a batch script to uninstall popular antivirus solutions installed on the machine.

Data breaches 98

Data breaches Ransomware Manufacturing Encryption 98

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).

Encryption 93

Encryption Ransomware Energy and Utilities Advertising 93

CyberSecurity Insiders

JANUARY 31, 2021

Regardless of how familiar you are with Information Security, you’ve probably come across the term ‘malware’ countless times. From accessing your business-critical resources and sensitive information to halting business operations and services, a malware infection can quickly become an organization’s worst nightmare come true.

Malware 107

Malware Computers and Electronics Adware Spyware 107

Security Affairs

JANUARY 6, 2023

Antivirus firm Bitdefender released a decryptor for the MegaCortex ransomware allowing its victims to restore their data for free. Antivirus firm Bitdefender released a decryptor for the MegaCortex ransomware , which can allow victims of the group to restore their data for free. The group typically asked ransoms between $20,000 to $5.8

Ransomware 92

Ransomware Antivirus Encryption Backups 92

Security Affairs

AUGUST 26, 2019

A new ransomware, called Nemty ransomware, has been discovered over the weekend by malware researchers. 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. ” continues BleepingComputer.

Ransomware 88

Ransomware Malware Antivirus Encryption 88

Security Affairs

MAY 4, 2022

The security researcher John Page aka ( hyp3rlinx ) discovered that malware from multiple ransomware operations, including Conti , REvil , LockBit , AvosLocker , and Black Basta, are affected by flaws that could be exploited block file encryption. “Conti looks for and executes DLLs in its current directory.

Ransomware 97

Ransomware Antivirus Malware Encryption 97

Security Affairs

DECEMBER 19, 2022

The main reasons to rewrite malware in Rust is to have lower AV detection rates, compared to malware written in most common languages, and to target multiple architectures. ” Upon executing the malware, the Rust binary prompts an error requiring a password to be passed as an argument. SecurityAffairs – hacking, malware).

Ransomware 118

Ransomware Encryption Healthcare Education 118

Security Affairs

AUGUST 31, 2022

A malware campaign tracked as GO#WEBBFUSCATOR used an image taken from NASA’s James Webb Space Telescope (JWST) as a lure. Securonix Threat researchers uncovered a persistent Golang-based malware campaign tracked as GO#WEBBFUSCATOR that leveraged the deep field image taken from the James Webb telescope. Pierluigi Paganini.

Malware 77

Malware DNS Antivirus Encryption 77

Security Affairs

FEBRUARY 19, 2024

[link] pic.twitter.com/z91nfnGYAQ — Dominic Alvieri (@AlvieriD) February 19, 2024 The Cactus ransomware operation has been active since March 2023, Kroll researchers reported that the ransomware strain is notable for the use of encryption to protect the ransomware binary.

Ransomware 97

Ransomware Digital transformation Retail Antivirus 97

Security Affairs

DECEMBER 18, 2023

Info stealers, the type of malware with its purpose in the name, can cripple businesses and everyday users alike. Info stealers, also known as information stealers, are a type of malicious software (malware) designed to covertly collect sensitive and personal information from a victim’s computer or network.

Banking 108

Banking Cybercrime Malware Accountability 108

Security Affairs

JULY 8, 2022

The security firm states that the AstraLocker decryptor works for ransomware versions based on the Babuk malware that appends the.Astra or.babyk extensions to the name of the encrypted files. “Be sure to quarantine the malware from your system first, or it may repeatedly lock your system or encrypt files.

Ransomware 117

Ransomware Encryption Malware Accountability 117

Security Affairs

MARCH 13, 2021

Kaspersky researchers spotted a new variant of the XCSSET Mac malware that compiled for devices running on Apple M1 chips. The malware also allows attackers to capture screenshots and exfiltrate stolen documents to the attackers’ server. Recently experts spotted other malware specifically designed to infect Mac running on M1 chips.

Malware 98

Malware Adware Architecture Antivirus 98

Malwarebytes

AUGUST 3, 2022

The used lure is in Russian is called " Information security memo " which provide security practices for passwords, confidential information, etc. The threat actor has left some debugging information including a pdb path from which we derived and picked a name for this new Rat: Debug Information.

Malware 66

Malware Encryption Antivirus Architecture 66

Security Affairs

MARCH 3, 2023

“FBI and CISA believe this variant, which uses its own custom-made file encryption program, evolved from earlier iterations that used “Zeon” as a loader.” The Royal ransomware can either fully or partially encrypt a file depending on its size and the ‘-ep’ parameter. ” reads the alert. ” continues the alert.

Ransomware 85

Ransomware Healthcare Antivirus Encryption 85

Security Affairs

FEBRUARY 28, 2023

Antivirus company Bitdefender has released a free decryptor for the recently discovered ransomware family MortalKombat. Good news for the victims of the recently discovered MortalKombat ransomware , the antivirus firm Bitdefender has released a free decryptor that will allow them to recover their file without paying the ransom.

Ransomware 85

Ransomware Antivirus Backups Malware 85

Security Affairs

OCTOBER 13, 2023

The AvosLocker ransomware-as-a-service emerged in the threat landscape in September 2021, since January the group expanded its targets by implementing support for encrypting Linux systems, specifically VMware ESXi servers. bat) scripts [T1059.003] for lateral movement, privilege escalation, and disabling antivirus software.

Ransomware 111

Ransomware System Administration Antivirus Malware 111

Security Affairs

NOVEMBER 19, 2022

Researchers from the Microsoft Security Threat Intelligence team warned that a threat actor, tracked as DEV-0569, is using Google Ads to distribute various payloads, including the recently discovered Royal ransomware. The downloader, tracked as BATLOADER , shares similarities with another malware called ZLoader.

Ransomware 124

Ransomware Malware Antivirus Phishing 124

Security Affairs

MAY 11, 2021

“The Australian Cyber Security Centre (ACSC) is aware an ongoing ransomware campaign utilising the Avaddon Ransomware malware. The ACSC also provided the following recommendations: Patch operating systems and applications, and keep antivirus signatures up to date. ” reads the alert published by ACSC.

Ransomware 124

Ransomware Backups Antivirus DDOS 124

SecureList

APRIL 24, 2023

It is worth noting that while we identified a few targets in other locations, all of them appear to be foreign diplomatic entities of the colored countries: Tomiris’s polyglot toolset Tomiris uses a wide variety of malware implants developed at a rapid pace and in all programming languages imaginable.

Malware 96

Malware DNS Government Software 96

Security Affairs

MARCH 19, 2022

“As a result, AvosLocker indicators of compromise (IOCs) vary between indicators specific to AvosLocker malware and indicators specific to the individual affiliate responsible for the intrusion.” Install and regularly update antivirus software on all hosts, and enable real time detection. ransomware and phishing scams).

Ransomware 92

Ransomware DDOS Passwords Backups 92

SecureList

MAY 28, 2024

But along with the advantages, such as saved time and resources, delegating non-core tasks creates new challenges in terms of information security. in their infrastructure, while the rest discovered they had been infiltrated via a third party only after data leakage or encryption. Rounding out the top three is targeted phishing.

VPN 75

VPN Accountability Passwords Antivirus 75

CyberSecurity Insiders

JANUARY 6, 2023

Test security of systems and networks regularly. Support information security within organizational policies and programs. Requirement 2: Broader scope defining the need for security configuration management (SCM) on more types of assets. Requirement 5: It is no longer sufficient to just have standard antivirus software.

Antivirus 138

Antivirus Retail Software Accountability 138

Security Affairs

SEPTEMBER 20, 2020

“They are also urged to read the NCSC’s newly-updated guidance on mitigating malware and ransomware attacks , and to develop an incident response plan which they regularly test.” ” reads the advisory. backup servers, network shares, servers, auditing devices). PowerShell) to easily deploy tooling or ransomware.

Education 144

Education Ransomware Antivirus Backups 144

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.

Ransomware 243

Ransomware Hacking Encryption Penetration Testing 243

Security Affairs

APRIL 30, 2021

.” The Portdoor backdoor implements multiple functionalities, including the ability to do reconnaissance, target profiling, delivery of additional payloads, privilege escalation, process manipulation static detection antivirus evasion, one-byte XOR encryption, AES-encrypted data exfiltration. ” continues the report.

Phishing 125

Phishing Malware Antivirus Encryption 125

Security Affairs

MAY 9, 2023

The new ransomware strain outstands for the use of encryption to protect the ransomware binary. CACTUS essentially encrypts itself, making it harder to detect and helping it evade antivirus and network monitoring tools,” Laurie Iacono, Associate Managing Director for Cyber Risk at Kroll, told Bleeping Computer.

Ransomware 71

Ransomware VPN Antivirus Encryption 71

Security Affairs

MARCH 17, 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. The attackers implement a double extortion model using the PYSA ransomware to exfiltrate data from victims prior to encrypting their files.

Education 87

Education Ransomware Encryption Antivirus 87

The Last Watchdog

FEBRUARY 28, 2021

Regardless of how familiar you are with Information Security, you’ve probably come across the term ‘malware’ countless times. From accessing your business-critical resources and sensitive information to halting business operations and services, a malware infection can quickly become an organization’s worst nightmare come true.

Cyber threats 113

Cyber threats Computers and Electronics Adware Spyware 113

eSecurity Planet

JUNE 7, 2022

Protect your company computers, laptops and mobile devices with security products all managed via a cloud-based management console. The solution includes cloud sandboxing technology, preventing zero-day threats, and full disk encryption capability for enhanced data protection. Improved Data Security. Get started today!

Cybersecurity 124

Cybersecurity Identity Theft Encryption Antivirus 124

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).

Malware 104

Malware Retail Advertising Antivirus 104

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). This new version used the.

Ransomware 93

Ransomware Penetration Testing Healthcare Government 93

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 72

Banking Antivirus Advertising Encryption 72

Security Boulevard

JUNE 6, 2021

Ten to fifteen years ago, a company having FPC (full packet capture) was an indicator of the seriousness of the company's information security efforts. AntiVirus became less useful. You have packets from the connection, but the data is encrypted. The connection was made over TLS 1.2. Still very much valuable.

Encryption 87

Encryption Mobile Antivirus Firewall 87