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Microsoft, SharePoint and Ransomware

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Microsoft SharePoint Hackers Switch Gears to Spread Ransomware
Recent attacks targeting Microsoft SharePoint have escalated, with threat actors now deploying ransomware on vulnerable systems, according to Microsoft.

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Microsoft says some SharePoint server hackers now using ransomware
DHS and HHS among federal agencies hacked in Microsoft Sharepoint breach
Tally of Microsoft victims surges to 400 as hackers exploit SharePoint flaw
The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is increasing rapidly, with the tally of victims soaring more than sixfold in ...

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Microsoft says China-based hackers exploiting critical SharePoint vulnerabilities to deploy Warlock ransomware — three China-affiliated threat actors seen taking advantage
Microsoft fixes SharePoint zero-day exploits used in cyberattacks and ransomware - how to patch them
Microsoft probing if Chinese hackers learned SharePoint flaws through alert, Bloomberg News reports
A security patch Microsoft released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the door to a sweeping global cyber espionage effort.

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The SharePoint flaw has now hit over 400 companies including a US nuclear administration
Hackers attack Microsoft SharePoint, targeting organizations like U.S nuclear security
Microsoft probing if Chinese hackers learned SharePoint flaws through alert, Bloomberg News reports
Microsoft is investigating whether a leak from its early alert system for cybersecurity companies allowed Chinese hackers to exploit flaws in its SharePoint service before they were patched, Bloomberg News reported on Friday.
Microsoft fixes three SharePoint zero-day exploits used in series of cyberattacks - how to patch them
Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities. Here's what we know about the security flaws and how to guard against future attacks.
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Microsoft Releases Emergency Updates Amid Active Exploitation of SharePoint Zero-Day Vulnerability Chain
Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code execution on SharePoint, resulting in the exploitation of at least 54 organizations worldwide.
Hundreds of organizations breached by SharePoint mass-hacks
One of the hacked organizations reportedly includes the U.S. agency responsible for maintaining the country's stockpile of nuclear weapons. China-backed hackers have been observed carrying out the hacks targeting SharePoint servers.
The Microsoft SharePoint breach was massive. The response has been minimal
A critical vulnerability in on-premise SharePoint servers allowed state-backed hackers to breach governments and institutions worldwide. Experts are questioning why more hasn't been done or said.
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Microsoft SharePoint attack now sees victim count rises to 400 organizations, including US nuclear agency
New estimates regarding the recently-exploited Microsoft SharePoint vulnerabilities now evaluate that as many as 400 organizations may have been targeted.
Microsoft contains SharePoint security wildfire, but questions linger about on-premises software
Microsoft contained a major SharePoint security flaw, amid fresh questions about the future of its legacy on-premises software.
U.S. nuclear and health agencies hit in Microsoft SharePoint breach
Victims of the recent global hacking campaign include the National Institutes of Health and the National Nuclear Security Administration, officials said.
What to know about ToolShell, the SharePoint threat under mass exploitation
The name was coined by Dinh Ho Anh, a researcher from Khoa of Viettel Cyber Security, who developed the exploit. The researcher said he picked the name because it exploited ToolPane.aspx, a component for assembling the side panel view in the SharePoint user interface.
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