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SANS Stormcast Thursday, June 12th, 2025: Quasar RAT; Windows 11 24H2 Delay; SMB Client Vuln PoC; Connectwise Signing Keys; KDE Telnet code exec

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Manage episode 488228274 series 19634
Content provided by SANS ISC Handlers and Johannes B. Ullrich. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by SANS ISC Handlers and Johannes B. Ullrich or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://staging.podcastplayer.com/legal.
Quasar RAT Delivered Through Bat Files
Xavier is walking you through a quick reverse analysis of a script that will injection code extracted from a PNG image to implement a Quasar RAT.
https://isc.sans.edu/diary/Quasar%20RAT%20Delivered%20Through%20Bat%20Files/32036
Delayed Windows 11 24H2 Rollout
Microsoft slightly throttled the rollout of windows 11 24H2 due to issues stemming from the patch Tuesday fixes.
https://learn.microsoft.com/en-us/windows/release-health/windows-message-center#3570
An In-Depth Analysis of CVE-2025-33073
Patch Tuesday fixed an already exploited SMB client vulnerability. A blog by Synacktiv explains the nature of the issue and how to exploit it.
https://www.synacktiv.com/en/publications/ntlm-reflection-is-dead-long-live-ntlm-reflection-an-in-depth-analysis-of-cve-2025
Connectwise Rotating Signing Certificates
Connectwise is rotating signing certificates after a recent compromise, and will release a new version of its Screen share software soon to harden its configuration.
https://www.connectwise.com/company/trust/advisories
KDE Telnet URL Vulnerablity
The Konsole delivered as part of KDE may be abused to execute arbitrary code via telnet URLs.
https://kde.org/info/security/advisory-20250609-1.txt
  continue reading

3052 episodes

Artwork
iconShare
 
Manage episode 488228274 series 19634
Content provided by SANS ISC Handlers and Johannes B. Ullrich. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by SANS ISC Handlers and Johannes B. Ullrich or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://staging.podcastplayer.com/legal.
Quasar RAT Delivered Through Bat Files
Xavier is walking you through a quick reverse analysis of a script that will injection code extracted from a PNG image to implement a Quasar RAT.
https://isc.sans.edu/diary/Quasar%20RAT%20Delivered%20Through%20Bat%20Files/32036
Delayed Windows 11 24H2 Rollout
Microsoft slightly throttled the rollout of windows 11 24H2 due to issues stemming from the patch Tuesday fixes.
https://learn.microsoft.com/en-us/windows/release-health/windows-message-center#3570
An In-Depth Analysis of CVE-2025-33073
Patch Tuesday fixed an already exploited SMB client vulnerability. A blog by Synacktiv explains the nature of the issue and how to exploit it.
https://www.synacktiv.com/en/publications/ntlm-reflection-is-dead-long-live-ntlm-reflection-an-in-depth-analysis-of-cve-2025
Connectwise Rotating Signing Certificates
Connectwise is rotating signing certificates after a recent compromise, and will release a new version of its Screen share software soon to harden its configuration.
https://www.connectwise.com/company/trust/advisories
KDE Telnet URL Vulnerablity
The Konsole delivered as part of KDE may be abused to execute arbitrary code via telnet URLs.
https://kde.org/info/security/advisory-20250609-1.txt
  continue reading

3052 episodes

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