Security Affairs

FEBRUARY 7, 2022

The experts warn that the decryptor consumes most of the processor’s computing power in order to retrieve the password, the cracking process may take up to tens of hours. “During password cracking, all your available processor cores will spend most of their computing power to find the decryption password. .

Ransomware 98

Ransomware Backups Encryption Passwords 98

Security Affairs

MARCH 19, 2022

The AvosLocker ransomware-as-a-service emerged in the threat landscape in September 2021, since January the group expanded its targets by implementing the support for encrypting Linux systems, specifically VMware ESXi servers. Regularly back up data, password protect backup copies offline. hard drive, storage device, the cloud).

Ransomware 97

Ransomware DDOS Passwords Backups 97

Security Affairs

MARCH 26, 2021

The Federal Bureau of Investigation (FBI) issued an alert to warn that the Mamba ransomware is abusing the DiskCryptor open source tool to encrypt entire drives. Mamba ransomware is one of the first malware that encrypted hard drives rather than files that was detected in public attacks. ” reads the alert published by the FBI.

Ransomware 144

Ransomware Encryption Passwords Malware 144

Security Affairs

OCTOBER 19, 2021

Like other ransomware operations, BlackMatter also set up its leak site where it publishes data exfiltrated from the victims before encrypting their system. BlackMatter then remotely encrypts the hosts and shared drives as they are found.

Ransomware 111

Ransomware Backups Encryption Cybercrime 111

Security Affairs

JUNE 1, 2020

Last week a member of the Joomla Resources Directory (JRD) team left an unencrypted full backup of the JRD site ( resources.joomla.org ) on an unsecured Amazon Web Services S3 bucket operated by the company. “JRD full site backups (unencrypted) were stored in a third-party company Amazon Web Services S3 bucket.

Data breaches 100

Data breaches Backups Passwords Advertising 100

Security Affairs

APRIL 8, 2022

Two-factor authentication is another important security measure for the cloud era. This means that in addition to your password, you will also need a second factor, such as a code from a key fob or a fingerprint, to access your data. Data encryption. In the cloud era, data encryption is more important than ever.

Cybersecurity 99

Cybersecurity Passwords Penetration Testing Encryption 99

Security Affairs

SEPTEMBER 3, 2021

“Cyber criminal threat actors exploit network vulnerabilities to exfiltrate data and encrypt systems in a sector that is increasingly reliant on smart technologies, industrial control systems, and internet-based automation systems. The good news is in the latter attack the victims restored its backups.

Ransomware 96

Ransomware Passwords Backups Firmware 96

Security Affairs

JULY 8, 2022

The Taiwanese vendor QNAP is warning of a new family of ransomware targeting its NAS devices using weak passwords. Threat actors are targeting devices exposed online with the SMB service enabled, they perform brute-force attacks against accounts using weak passwords. All your data has been encrypted, backups have been deleted.

Ransomware 92

Ransomware Encryption Passwords Internet 92

Security Affairs

FEBRUARY 12, 2022

service account, admin accounts, and domain admin accounts) to have strong, unique passwords. If using Linux, use a Linux security module (such as SELinux, AppArmor, or SecComp) for defense in depth. Protect cloud storage by backing up to multiple locations, requiring MFA for access, and encrypting data in the cloud.

Ransomware 90

Ransomware Backups Encryption Accountability 90

Security Affairs

FEBRUARY 5, 2022

enumerates system information to include hostname, host configuration, domain information, local drive configuration, remote shares, and mounted external storage devices. attempts to encrypt any data saved to any local or remote device but skips files associated with core system functions.” ” reads the flash alert.

Ransomware 87

Ransomware Backups Encryption Accountability 87

Security Affairs

JANUARY 16, 2022

The ransomware known as Qlocker exploits CVE-2021-28799 to attack QNAP NAS running certain versions of HBS 3 (Hybrid Backup Sync).” reads the security advisory published by the vendor. Then it also deletes snapshots to prevent restoring of data from the backups and drops a ransom note (named !!!READ_ME.txt)

Ransomware 113

Ransomware Encryption Backups Firmware 113

Security Affairs

APRIL 23, 2021

The malware moves all files stored on the device to password-protected 7zip archives and demand the payment of a $550 ransom. The Taiwanese vendor published a security advisory to warn its customers of the ongoing attacks and is urging them to install the latest Malware Remover version and scan their devices for indicators of compromise.

Ransomware 118

Ransomware Backups Media Malware 118

Security Affairs

NOVEMBER 14, 2021

The first step consists of recommending organizations to follow best practices to neutralize ransomware attack such as set up offline, off-site, encrypted backups. “In addition, educate your staff on the folly of using the same password on different platforms, and consider the many benefits of multifactor authentication.”

Small Business 94

Small Business Ransomware Backups Authentication 94

CyberSecurity Insiders

SEPTEMBER 24, 2021

Even with high-level security measures, no one is safe from such threats. That is why most companies hire professional information security services to mitigate the risks arising from data breaches. Unsecured networks allow criminals to access sensitive files and steal information. Data Security. Data Backup.

Cybersecurity 90

Cybersecurity Data breaches Backups Firewall 90

Krebs on Security

OCTOBER 28, 2020

But the password to the Gunnebo RDP account — “password01” — suggests the security of its IT systems may have been lacking in other areas as well. “The harsh and unfortunate reality is the security of a number of security companies is s**t,” Arena said. ”

Hacking 344

Hacking Ransomware Banking Accountability 344

Security Affairs

NOVEMBER 23, 2020

“The FBI first observed Ragnar Locker1ransomwarein April 2020, when unknown actors used it to encrypt a large corporation’s files for an approximately $11 million ransom and threatened to release 10 TB of sensitive company data,” reads the flash alert. Only use secure networks and avoid using public Wi-Fi networks.

Ransomware 145

Ransomware Encryption VPN Backups 145

SecureList

MARCH 12, 2024

Recommendations provided in these rankings are general in nature and based on information security best practices standards and guidelines, such as OWASP and NIST. Mitigation: do not store files containing sensitive data, such as passwords or backups, in web application publish directories. Disable unused components.

Passwords 99

Passwords Authentication Architecture Risk 99

eSecurity Planet

OCTOBER 16, 2023

Major cloud service providers have generally had good security , so cloud users can be pretty confident in the security of their data and applications if they get their part right. Data encryption in transit guarantees that information stays private while being sent across networks.

Encryption 91

Encryption DDOS Authentication Firewall 91

Security Affairs

MAY 8, 2023

. “The information included customer names, billing and shipping addresses, email addresses, and telephone numbers. As a security measure, the relevant database stored, in encrypted format, hashed passwords (which were salted) and partial credit card numbers. We expect to restore access the week of May 15, 2023.”

Data breaches 76

Data breaches Backups Ransomware Wireless 76

IT Security Guru

AUGUST 16, 2021

For the uninitiated, Ransomware refers to malware that encrypts files on anything from your PC to your whole network, meaning you will not be able to access them without a password. When this happens, the only person who has access to that password is the person who has infected your tech. What is Ransomware?

Ransomware 102

Ransomware Cybercrime Backups Encryption 102

Security Affairs

AUGUST 13, 2022

To each encrypted file, it appends a randomized nine-digit hexadecimal number as an extension. The US agencies recommend not paying the ransom because there is no guarantee to recover the encrypted files and paying the ransomware will encourage the illegal practice of extortion. ” reads the joint advisory. “The

Ransomware 85

Ransomware Encryption Firmware Backups 85

Malwarebytes

MAY 28, 2021

The files are then held for ransom and the victim is threatened by data loss, because of the encryption, and leaking of the exfiltrated data. Files are encrypted with a combination of AES-256 and RSA-4096 via the Microsoft CryptoAPI , as per CrowdStrike. Earlier versions appended the.CONTI extension to encrypted files.

Healthcare 108

Healthcare Ransomware Encryption Passwords 108

eSecurity Planet

OCTOBER 20, 2022

Its table illustration also goes into more detail and notes Google’s responsibility for hardware, boot, hardened kernel and interprocess communication (IPC), audit logging, network, and storage and encryption of data. However, the customer must secure that data when the environment is active. Data backup.

Backups 124

Backups Firewall Encryption Software 124

Security Affairs

OCTOBER 22, 2022

“The actors have leveraged privileged accounts to gain access to VMware vCenter Server and reset account passwords [ T1098 ] for ESXi servers in the environment. If you use Remote Desktop Protocol (RDP), secure and monitor it. ” reads the alert.

Ransomware 68

Ransomware VPN Cybercrime Accountability 68

Security Affairs

DECEMBER 23, 2022

In August password management software firm LastPass disclosed a security breach, threat actors had access to portions of the company development environment through a single compromised developer account and stole portions of source code and some proprietary technical information. The backup contains both unencrypted data (i.e.

Encryption 97

Encryption Passwords Data breaches Backups 97

SiteLock

AUGUST 27, 2021

If cybercriminals gain this type of access to your site, it allows them to exploit for financial gain all kinds of sensitive data such as usernames, passwords, phone numbers, and bank account numbers. During this process, information is sent back and forth between the visitor and the server. Well, that is not always the case.

Small Business 98

Small Business Passwords Authentication Accountability 98

Security Affairs

APRIL 19, 2022

UPnP is an insecure protocol, it uses network UDP multicasts, and doesn’t support encryption and authentication. Only use encrypted HTTPS or other types of secure connections (SSH, etc.). Enforce a strong password policy for all NAS users, including the new administrator account you’ve just created.

VPN 102

VPN Internet Internet Firewall 102

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. The Archiveus Trojan from 2006 was the first one to use RSA cipher, but it was reminiscent of a proof of concept and used a static 30-digit decryption password that was shortly cracked.

Ransomware 243

Ransomware Hacking Encryption Penetration Testing 243

Security Affairs

OCTOBER 24, 2021

The researchers found a vulnerability in the encryption process implemented in the BlackMatter ransomware that allowed them to recover encrypted files for free. In these cases, we can recover the vast majority of victims’ encrypted data without a ransom payment.

Ransomware 96

Ransomware Encryption Backups Healthcare 96

Security Affairs

OCTOBER 13, 2020

Simple or reused passwords are still a problem. While the cybersecurity industry has presented options for every netizen, the recommendation to use original and complex passwords continues to be disregarded. Instead, people come up with passwords that are comfortable. Improper encryption. Poor credentials.

IoT 133

IoT Cybersecurity Manufacturing Internet 133

Security Affairs

SEPTEMBER 1, 2021

After DarkSide actors gained access to the victim’s network, they deployed ransomware to encrypt victim data and—as a secondary form of extortion—exfiltrated the data before threatening to publish it to further pressure victims into paying the ransom demand. Securing and monitoring Remote Desktop Protocol endpoints.

Ransomware 104

Ransomware Risk Encryption Passwords 104

Security Affairs

FEBRUARY 14, 2022

“BlackByte is a Ransomware as a Service (RaaS) group that encrypts files on compromised Windows host systems, including physical and virtual servers.” Once gained access to the network, threat actors deployed tools to perform lateral movements and escalate privileges before exfiltrating and encrypting files.

Ransomware 88

Ransomware Accountability Firmware Antivirus 88

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. Once compromised the target network, attackers attempt to exfiltrate the company’s accounts and passwords database.

Education 93

Education Ransomware Encryption Antivirus 93

Security Affairs

DECEMBER 9, 2020

The most common algorithms are those patented by RSA Data Security: This algorithm, also called asymmetric key cryptography, provides a pair of keys (a public and private key) associated with an entity that authenticates the identity of the key itself. Hash encryption is used to ensure integrity and authentication. The hash function.

Authentication 99

Authentication Encryption Passwords Social Engineering 99

Security Affairs

OCTOBER 15, 2020

A series of messages published on Barnes & Noble’s Nook social media accounts state that it had suffered a system failure and is working to restore operations by restoring their server backups. 2/2) Please be assured that there is no compromise of customer payment details which are encrypted and tokenized.

Cyber Attacks 110

Cyber Attacks VPN Backups Ransomware 110

Daniel Miessler

DECEMBER 24, 2022

If you follow Information Security at all you are surely aware of the LastPass breach situation. After initiating an immediate investigation, we have seen no evidence that this incident involved any access to customer data or encrypted password vaults. Actually, some data was lost.

Password Management 364

Password Management Passwords Encryption Architecture 364

Security Affairs

FEBRUARY 9, 2020

It is unclear if the attackers have exfiltrated data from the systems before encrypting them. The attacker focused on encrypting data files in the Windows domain. The backup of a limited number of systems was also affected.” Now the university (UM) admitted to have paid a ransom of 30 bitcoin requested by the attackers.

Ransomware 107

Ransomware Cyber Attacks Architecture Backups 107