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SANS Stormcast: Webshells; Undocumented ESP32 Commands; Camera Used For Ransomware Distribution

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Manage episode 470549980 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://ppacc.player.fm/legal.
Commonly Probed Webshell URLs
Many attackers deploy web shells to gain a foothold on vulnerable web servers. These webshells can also be taken over by parasitic exploits.
https://isc.sans.edu/diary/Commonly%20Probed%20Webshell%20URLs/31748
Undocumented ESP32 Commands
A recent conference presentation by Tarlogic revealed several "backdoors" or undocumented features in the commonly used ESP32 Chipsets. Tarlogic also released a toolkit to make it easier to audit chipsets and find these hiddent commands.
https://www.tarlogic.com/news/backdoor-esp32-chip-infect-ot-devices/
Camera Off: Akira deploys ransomware via Webcam
The Akira ransomware group was recently observed infecting a network with Ransomware by taking advantage of a webcam.
https://www.s-rminform.com/latest-thinking/camera-off-akira-deploys-ransomware-via-webcam
  continue reading

3022 episodes

Artwork
iconShare
 
Manage episode 470549980 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://ppacc.player.fm/legal.
Commonly Probed Webshell URLs
Many attackers deploy web shells to gain a foothold on vulnerable web servers. These webshells can also be taken over by parasitic exploits.
https://isc.sans.edu/diary/Commonly%20Probed%20Webshell%20URLs/31748
Undocumented ESP32 Commands
A recent conference presentation by Tarlogic revealed several "backdoors" or undocumented features in the commonly used ESP32 Chipsets. Tarlogic also released a toolkit to make it easier to audit chipsets and find these hiddent commands.
https://www.tarlogic.com/news/backdoor-esp32-chip-infect-ot-devices/
Camera Off: Akira deploys ransomware via Webcam
The Akira ransomware group was recently observed infecting a network with Ransomware by taking advantage of a webcam.
https://www.s-rminform.com/latest-thinking/camera-off-akira-deploys-ransomware-via-webcam
  continue reading

3022 episodes

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