Security Affairs

MARCH 13, 2025

Medusa operators leverage legitimate remote access tools like AnyDesk, Atera, and Splashtop, alongside RDP and PsExec, to move laterally and locate files for exfiltration and encryption. Encryption is executed using gaze.exe , which disables security tools, deletes backups, and encrypts files with AES-256 before dropping a ransom note.

Ransomware 71

Ransomware Encryption Cryptocurrency Insurance 71

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

AUGUST 12, 2020

The City of Lafayette, Colorado, USA, has been forced to pay $45,000 because they were unable to restore necessary files from backup. Now the City of Lafayette admitted they were a victim of a ransomware attack that encrypted its systems and confirmed that opted to pay a $45,000 ransom to receive a decryption tool to recover its files.

Backups 144

Backups Advertising Ransomware Hacking 144

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. Akbar was charged with selling and advertising wiretapping equipment.

Spyware 236

Spyware Mobile Advertising Software 236

Security Affairs

MAY 6, 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. ” reads the statement published by the company.

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Ransomware Encryption Backups Healthcare 134

Security Affairs

AUGUST 21, 2020

The University was able to recover the operations from the backups, but decided to pay the ransom to avoid having ransomware operators leak student information online. ” According to the University, the ransomware encrypted only 0.02% of the data stored on its servers. ” reads a press release published by the University.

Ransomware 145

Ransomware Cyber Insurance Insurance Advertising 145

Security Affairs

AUGUST 15, 2020

The threat actors also published screenshots of database backup entries as recent as July 2020. The company disclosed the incident in a statement, it added that was able to prevent its systems from being encrypted, suggesting the involvement of a ransomware. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 144

Ransomware Advertising Hacking Encryption 144

Security Affairs

SEPTEMBER 20, 2020

Once gained the foothold in the target network, the attackers will attempt lateral movements to elevate the privileges and search for high-value machines to encrypt (i.e. backup servers, network shares, servers, auditing devices). Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Education 145

Education Ransomware Antivirus Backups 145

Security Affairs

AUGUST 9, 2019

ransomware is also written in C++ and uses a modified version of AES-256 to encrypt files. JSWRM to the filenames of encrypted files. Once encrypted all data it drops the ransom note “JSWRM-DECRYPT. Once encrypted all data it drops the ransom note “JSWRM-DECRYPT. Your files are corrupted! Pierluigi Paganini.

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Ransomware Encryption Advertising Backups 106

Security Affairs

AUGUST 4, 2020

A few days ago the group released a press release in which they warned the companies to not try to recover their files from their backup, it also announced the forthcoming LG Electronics data leak. Maze ransomware operators have also breached the systems of the Xerox Corporation and stolen files before encrypting them.

Ransomware 144

Ransomware Encryption Advertising Hacking 144

Security Affairs

JUNE 12, 2020

The attack took place in the night between June 10 and June 11, the malware encrypted multiple systems in the IT network. The City will use backup to resume operations, the good news is that backup servers were not affected. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Ransomware 141

Ransomware Backups Advertising Malware 141

Security Affairs

NOVEMBER 3, 2018

Crooks behind the attack on MedStar requested 45 Bitcoins (about US$18,500) for restoring the encrypted files, but the organization refused to pay the Ransom because it had a backup of the encrypted information. Experts close the post recommending the importance of backup of important data for combating ransomware infections.

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Ransomware Healthcare Backups Encryption 111

Security Affairs

MARCH 15, 2020

This attack is based on” ransomware “(ransomware), malicious software that blocks access to a computer or files by encrypting them, while demanding that the victim be paid a ransom,” the city said. The backup and recovery systems should help limit the damage and recover most of the data,” Vassal added. Pierluigi Paganini.

Cyber Attacks 144

Cyber Attacks Ransomware Advertising Backups 144

Security Affairs

DECEMBER 24, 2019

Feds remind that both ransomware implements a secure encryption algorithm that means it impossible to decrypt the files without paying the ransom. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Ransomware 94

Ransomware Backups Encryption Cyber Attacks 94

Security Affairs

DECEMBER 12, 2019

The samples analyzed by the experts include the following features: IP Logger — to track the IP addresses and location of victims Startup — to gain persistence Delete backups — to stop certain services, disable the recovery of files, delete backups and shadow copies, etc. ” reads the post published by Cylance. Pierluigi Paganini.

Ransomware 94

Ransomware Encryption Healthcare Backups 94

Security Affairs

APRIL 22, 2020

DoppelPaymer operators told BleepingComputer that in the attack took place on March 1st they encrypted files on approximately 150 servers and 500 workstations. The gang also claims to have erased the City’s local backups and to have stolen over 200 GB of files. The group posted files from the breach as proof. million ransom.

Ransomware 124

Ransomware Advertising Backups Data breaches 124

Security Affairs

AUGUST 26, 2019

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. Below the ransom note dropped by the Nemty ransomware after the encryption process is completed. Pierluigi Paganini.

Ransomware 111

Ransomware Malware Antivirus Encryption 111

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. Pierluigi Paganini.

Cyber Attacks 131

Cyber Attacks Backups VPN Ransomware 131

Security Affairs

JANUARY 2, 2019

Intruders haven’t stolen any data, their unique goal was to extort money to the company forcing it to pay the ransom to recover the encrypted data. The campaign appeared as targeted and well-planned, crooks targeted several enterprises and encrypted hundreds of PC, storage and data centers in each infected company.

Ransomware 111

Ransomware Encryption Advertising Backups 111

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.” ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 143

Ransomware Cyber Attacks Backups Architecture 143

Security Affairs

NOVEMBER 28, 2019

Experts also warn that some ransomware also exfiltrates data from infected systems before encrypting their files with the intent to resell the information on the dark web or blackmail twice the victims once that will pay the ransom. “Run updates, make sure your staff are aware of the digital threats and make backups.”

Ransomware 142

Ransomware Advertising Backups Malware 142

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 121

Ransomware DDOS Passwords Backups 121

Security Affairs

JULY 11, 2019

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. encrypt extension to the encrypted files.” onion websites.

Ransomware 111

Ransomware Encryption Malware Advertising 111

Security Affairs

APRIL 14, 2023

“In the last 24 hours we became aware of a dump of the Kodi user forum (MyBB) software being advertised for sale on internet forums. The account was used to create database backups which were then downloaded and deleted. It also downloaded existing nightly full-backups of the database.

Data breaches 98

Data breaches Backups Passwords Accountability 98

Security Affairs

DECEMBER 9, 2019

megabytes) it will only encrypt certain parts of it in order to save time and allow it to work its way through the data as quickly as possible before anyone notices.” “The code used by Ryuk to determine how much of a file to encrypt if the file exceeds a size limit of 57,000,000 bytes. . Pierluigi Paganini.

Ransomware 92

Ransomware Encryption Backups Advertising 92

Security Affairs

DECEMBER 27, 2018

The latest version of Google OS, Android Pie, implements significant enhancements for cybersecurity, including a stronger encryption and authentication. The tech giant updated the File-Based Encryption implementing the support for external storage media, it also included the metadata encryption with hardware support.

Mobile 106

Mobile Encryption Authentication Advertising 106

Security Affairs

JANUARY 10, 2020

According to the experts, the ransomware encrypted files on the authority’s servers and its backup servers. From there, the virus spread to the authority’s servers and backup servers, encrypting files.” From there, the virus spread to the authority’s servers and backup servers, encrypting files.”

Ransomware 97

Ransomware Insurance Backups VPN 97

Malwarebytes

MAY 11, 2021

Avaddon ransomware performs an encryption in offline mode using AES-256 + RSA-2048 to encrypt files. When encrypted the files get the.avdn extension. In February 2021 a researcher found a flaw in the Avaddon encryption routine that allowed them to create a free decryptor. Free decryptor. Not afraid of law enforcement.

Ransomware 135

Ransomware Encryption VPN Cybercrime 135

Malwarebytes

OCTOBER 20, 2023

Ragnar Locker is not a Ransomware-as-a-Service (RaaS) that was constantly advertising for new affiliates, so we assume it worked with a pretty constant group of people. Stop malicious encryption. Create offsite, offline backups. Keep backups offsite and offline, beyond the reach of attackers.

Ransomware 134

Ransomware Backups Encryption Software 134

Security Affairs

NOVEMBER 29, 2018

“The defendants hacked, encrypted, and extorted more than 200 Victims, and collected more than $6 million in ransom payments. The crooks used the Tor network to avoid being tracked, exports noticed that also encrypted data backups to prevent victims from recovering their encrypted files. Pierluigi Paganini.

Ransomware 109

Ransomware Encryption Advertising Backups 109

Security Affairs

JUNE 17, 2020

MaxLinear restored some of the systems using its backups, despite Maze Ransomware threatened to leak over 1TB of data allegedly stolen before encrypting the infected systems. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 128

Ransomware Data breaches Advertising Insurance 128

Security Affairs

FEBRUARY 5, 2022

After ransomware ads were banned on hacking forum, the LockBit operators set up their own leak site promoting the latest variant and advertising the LockBit 2.0 attempts to encrypt any data saved to any local or remote device but skips files associated with core system functions.” Like other ransomware gangs, Lockbit 2.0

Ransomware 98

Ransomware Backups Encryption Accountability 98

Security Affairs

APRIL 24, 2019

We also had the Ryuk virus that is an encryptor virus, where it encrypts your files and specifically likes to target your servers.”. Dyess confirmed that the impact was limited thanks to the availability of city’s computer backup system. “If But with those backups in place, why would we negotiate?”. Pierluigi Paganini.

Ransomware 106

Ransomware Backups Malware Advertising 106

Security Affairs

SEPTEMBER 5, 2019

Then the city opted out to restore from backups. RYUK encrypts, or renders inaccessible, the data stored on computer servers and workstations. In order to potentially unlock the encrypted data, the operator must then make a payment to acquire a decryption key from the attacker to access its data. . Pierluigi Paganini.

Ransomware 102

Ransomware Encryption Advertising Backups 102

Krebs on Security

MAY 13, 2024

ru , which at one point advertised the sale of wooden staircases. Pin was active on Opensc around March 2012, and authored 13 posts that mostly concerned data encryption issues, or how to fix bugs in code. “Cryptolockers made a lot of noise in the press, but lazy system administrators don’t make backups after that.

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Ransomware Cybercrime Accountability Malware 314

Security Affairs

NOVEMBER 6, 2020

“Pancak3 told BleepingComputer that Ragnar Locker claims to have encrypted most of Campari Group’s servers from twenty-four countries and are demanding $15,000,000 in bitcoins for a decryptor.” Campari has refused to pay the ransom and decided to restore its backup. ” reported Bleeping Computer. Source ZDNet.

Ransomware 110

Ransomware Advertising Encryption Backups 110

Malwarebytes

JANUARY 3, 2024

They distribute signed malicious MSIX application packages using websites accessed through malicious advertisements for legitimate popular software. Stop malicious encryption. Create offsite, offline backups. Keep backups offsite and offline, beyond the reach of attackers. The abuse was first noticed in November 2023.

Social Engineering 128

Social Engineering Ransomware Backups Malware 128