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Wannacry, the hybrid malware that brought the world to its knees

Security Affairs

The infection chain was divided into four stages : The malware was installed through a dropper, a program executed by opening an attachment to a deceptive e-mail, probably a fake pdf or doc file, or executed directly from the Internet, without user interaction, exploiting the exploit described in the point 4. The infection chain.

Malware 100
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FBI and Australia ACSC agencies warn of ongoing Avaddon ransomware attacks

Security Affairs

“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.

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Bitdefender released a free decryptor for the MortalKombat Ransomware family

Security Affairs

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.

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Bitdefender released a free decryptor for the MegaCortex ransomware

Security Affairs

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

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Nemty Ransomware, a new malware appears in the threat landscape

Security Affairs

A new ransomware, called Nemty ransomware, has been discovered over the weekend by malware researchers. ” Victims could upload their configuration file, in turn, the operators behind the ransomware will provide with the link to another website that comes with a chat function and more information on the demands.

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Avoslocker ransomware gang targets US critical infrastructure

Security Affairs

“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.” Implement network segmentation and maintain offline backups of data to ensure limited interruption to the organization.

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NCSC warns of a surge in ransomware attacks on education institutions

Security Affairs

“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.” backup servers, network shares, servers, auditing devices). ” reads the advisory.

Education 145