Hackers are targeting misconfigured and publicly exposed PostgreSQL servers with cryptocurrency miners.The threat actors, known as JINX-0126, are exploiting weak and guessable login credentials to log in and deploy the XMRig-C3 cryptominer.The campaign has impacted over 1,500 devices, highlighting the prevalence of misconfigured PostgreSQL instances.By mining the Monero cryptocurrency, the hackers aim to receive monetary rewards while rendering the compromised devices practically unusable.