Recently, Check Point Research observed threat actors using GitHub to achieve initial infections by utilizing new methods.
Previously, GitHub was used to distribute malicious software directly, with a malicious script downloading either raw encrypted scripting code or malicious executables. Their tactics have now changed and evolved. Threat actors now operate a network of “Ghost” accounts that distribute malware via malicious links on their repositories and encrypted archives as releases. This network not only distributes malware but also provides various other activities that make these “Ghost” accounts appear as normal users.
Read more…
Source: Check Point
Related:
- Necro Python bot revamped with new VMWare, server exploits
June 3, 2021
A recent Necro Python bot campaign has shown that the developer behind the malware is hard at work ramping up its capabilities. On Thursday, researchers from Cisco Talos published a report on Necro Python, a bot that has been in development since 2015. The botnet’s development progress was documented in January 2021 by both Check Point ...
- Chinese threat actors hacked NYC MTA using Pulse Secure zero-day
June 3, 2021
Chinese-backed threat actors breached New York City’s Metropolitan Transportation Authority (MTA) network in April using a Pulse Secure zero-day. Still, they failed to cause any data loss or gain access to systems controlling the transportation fleet. MTA mitigated the vulnerability on April 21, one day after Pulse Secure issued an advisory, and CISA published an alert ...
- Email spoofing: how attackers impersonate legitimate senders
June 3, 2021
In a nutshell, email spoofing is the creation of fake emails that seem legitimate. This article analyzes the spoofing of email addresses through changing the From header, which provides information about the sender’s name and address. SMTP (Simple Mail Transfer Protocol, the main email transmission protocol in TCP/IP networks) offers no protection against spoofing, so it ...
- UF Health Florida hospitals back to pen and paper after cyberattack
June 3, 2021
UF Health Central Florida has suffered a reported ransomware attack that forced two hospitals to shut down portions of their IT network. The University of Florida Health, also known as UF Health, is a healthcare network of hospitals and physician practices that provide care to countries throughout Florida. Read more… Source: Bleeping Computer
- FBI attributes JBS ransomware attack to REvil
June 3, 2021
The United States FBI issued a short statement on Wednesday pinning the recent JBS ransomware incident on REvil. “As the lead federal investigative agency fighting cyber threats, combating cybercrime is one of the FBI’s highest priorities. We have attributed the JBS attack to REvil and Sodinokibi and are working diligently to bring the threat actors to ...
- Banking Attacks Surge Along with Post-COVID Economy
June 2, 2021
For many, COVID-19 has been a crushing catastrophe. But for bank scammers, it’s shaped up to be a nice little money-making opportunity. As the post-pandemic economy roars back to life, cybercriminals are using a new whirlwind of transactions as cover to launch an extraordinary number of bank fraud attacks. In just the past quarter, the number ...