Security Affairs

OCTOBER 13, 2023

The AvosLocker ransomware-as-a-service emerged in the threat landscape in September 2021, since January the group expanded its targets by implementing support for encrypting Linux systems, specifically VMware ESXi servers. bat) scripts [T1059.003] for lateral movement, privilege escalation, and disabling antivirus software.

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Security Affairs

MAY 2, 2021

The bold author of a new cryptocurrency stealer, dubbed WeSteal, is promising its customers a leading way to make money in 2021. According to Palo Alto Networks, the author of WeSteal, that goes online as “ComplexCodes,” started advertising the cryptocurrency stealer on underground forums in mid-February 2021.

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Cryptocurrency Malware Advertising System Administration 115

Krebs on Security

SEPTEMBER 30, 2023

The government says Snatch used a customized ransomware variant notable for rebooting Microsoft Windows devices into Safe Mode — enabling the ransomware to circumvent detection by antivirus or endpoint protection — and then encrypting files when few services are running. Details after contacting on jabber: truniger@xmpp[.]jp.”

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Ransomware Accountability Cybercrime Backups 276

eSecurity Planet

SEPTEMBER 15, 2022

The malware seems to leverage the infamous Pwnkit vulnerability (CVE-2021-4034), one of the easiest exploits imaginable, and OverlayFS ( CVE-2021-3493 ), a kernel exploit that pentesters , capture-the-flag (CTF) players, and hackers know all too well. Five Scripts Provide Persistence. How to Protect Against Shikitega.

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Malware Social Engineering System Administration Antivirus 117

eSecurity Planet

MARCH 21, 2022

By using a misconfigured Cisco Duo MFA implementation to force enrollment of a new device, the hackers were then able to use the “PrintNightmare” Windows Print Spooler vulnerability ( CVE-2021-34527 and CVE-2021-36958 ) to obtain administrator privileges. Inactive Accounts and Default Configurations.

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VPN Accountability Authentication Passwords 117

eSecurity Planet

FEBRUARY 15, 2022

Implement network segmentation , “such that all machines on your network are not accessible from every other machine” Update antivirus software on all hosts and enable real-time detection. Update and patch operating systems, software, and firmware as soon as updates and patches are released. How to Use the CISA Catalog.

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Security Boulevard

FEBRUARY 10, 2022

As new forms of malicious code appeared, an antivirus (AV) industry arose to tackle the challenge of detecting and responding to cyber threats. This technique lets attackers deliver malicious code to thousands of systems through a vector that security measures routinely ignore?—?a In October 2021 the popular UA-parser.js

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