Malware

Organizations should also initiate proactive measures to ensure they are protected from ransomware. To protect against ransomware attacks, organizations should:• Regularly back up data, air gap, and password protect backup copies offline.• Ensure copies of critical data are not accessible for modification or deletion from the system where the data resides.• Implement network segmentation.• Implement a recovery plan to maintain and retain multiple copies of sensitive or proprietary data and servers in a physically separate,…

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As of December 12th, the malicious website was still active and serving malware installation files. Binary Defense analysts noted that the malware installation program, named “ZoomInstallerFull.exe” drops a legitimate, signed copy of the real Zoom software installer as a Microsoft Installer package file named “ikm.msi” and installs it. It also drops a malicious DLL file named “ikm.aaa” and runs it via rundll32.exe. The DLL file was identified as IcedID. The Command and Control (C2) server…

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Telstra will likely restructure their security strategy. They should consider adopting a defense-in-depth strategy in the future. Customers of Telstra should be aware of the increased likelihood that they will be targeted in phishing attacks. Messages from unknown senders should be approached with caution and attachments should not be interacted with unless they can be verified. https://www.bankinfosecurity.com/australian-telecom-firm-leaks-data-130000-customers-a-20681?&web_view=true

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MuddyWater has been seen using sophisticated techniques to compromise organizations in the past. However, in this campaign, they are using a freely available tool and relatively unsophisticated tactics. This campaign demonstrates the rise of phishing and the use of legitimate remote access tools to compromise organizations, which is relying primarily on the human behind the screen being vulnerable. To protect against attacks such as this, organizations should actively employ an email monitoring solution as well…

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While a security update to address CVE-2022-20968 is not yet available, Cisco provides mitigation advice for administrators who want to secure vulnerable devices in their environment from potential attacks. This requires disabling the Cisco Discovery Protocol on affected IP Phone 7800 and 8800 Series devices that also support Link Layer Discovery Protocol (LLDP) for neighbor discovery. “Devices will then use LLDP for the discovery of configuration data such as voice VLAN, power negotiation, and so…

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The company has offered identity protection services to anyone impacted in the breach. Sequoia declined to comment on the amount of victims it has offered identity protection services too. Anyone that has been notified that they may have been a victim of this breach should sign up for the free monitoring service being offered by Sequoia and go through credit reports to make sure nothing was created in between the time of breach and notification.…

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