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Avoslocker ransomware gang targets US critical infrastructure

Security Affairs

Implement network segmentation and maintain offline backups of data to ensure limited interruption to the organization. Regularly back up data, password protect backup copies offline. Install and regularly update antivirus software on all hosts, and enable real time detection. Focus on cyber security awareness and training.

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NCSC warns of a surge in ransomware attacks on education institutions

Security Affairs

backup servers, network shares, servers, auditing devices). In some attacks, government experts also observed the sabotage of backup or auditing devices to make recovery more difficult, the encryption of entire virtual servers, the use of scripting environments (i.e.

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Ranzy Locker ransomware hit tens of US companies in 2021

Security Affairs

Below are the recommended mitigations included in the alert: Implement regular backups of all data to be stored as air gapped, password protected copies offline. Install and regularly update antivirus software on all hosts, and enable real time detection.

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BlackCat Ransomware gang breached over 60 orgs worldwide

Security Affairs

Regularly back up data, air gap, and password-protect backup copies offline. Review antivirus logs for indications they were unexpectedly turned off. Implement a recovery plan to maintain and retain multiple copies of sensitive or proprietary data and servers in a physically separate, segmented, secure location (e.g.,

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BlackByte ransomware breached at least 3 US critical infrastructure organizations

Security Affairs

The report includes MD5 hashes of suspicious ASPX files discovered on compromised Microsoft Internet Information Services (IIS) servers and a list of commands used by ransomware operators observed by the researchers. Install and regularly update antivirus software on all hosts, and enable real time detection.

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FBI and CISA are warning of APT actors targeting Fortinet FortiOS servers

Security Affairs

Regularly back up data, air gap, and password protect backup copies offline. Implement a recovery plan to restore sensitive or proprietary data from a physically separate, segmented, secure location (e.g., Install updates/patch operating systems, software, and firmware as soon as updates/patches are released. •

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US CISA and FBI publish joint alert on DarkSide ransomware

Security Affairs

Update software , including operating systems, applications, and firmware on IT network assets, in a timely manner. Set antivirus/antimalware programs to conduct regular scans of IT network assets using up-to-date signatures. Implement regular data backup procedures . Organize OT assets into logical zones.