Iranian Government-Sponsored APT Actors Compromise Federal Network, Deploy Crypto Miner, Credential Harvester

Summary From mid-June through mid-July 2022, CISA conducted an incident response engagement at a Federal Civilian Executive Branch FCEB organization where CISA observed suspected advanced persistent threat APT activity. In the course of incident response activities, CISA determined that cyber...

Hackers Exploited Atlassian Confluence Bug to Deploy Ljl Backdoor for Espionage

A threat actor is said to have "highly likely" exploited a security flaw in an outdated Atlassian Confluence server to deploy a never-before-seen backdoor against an unnamed organization in the research and technical services sector. The attack, which transpired over a seven-day-period during the...