Cyber Sneaks Mine Crypto on Your Dime: Unpatched Servers Beware!

Misconfigured servers beware: Hackers are on the prowl, dropping crypto-miners like hot potatoes. The latest cyber-shenanigan? Exploiting a two-year-old Confluence flaw for some Monero mining mayhem. Stay patched or pay the electricity bill from hell! #CyberSecurityBooBoos

Hot Take:

Why patch vulnerabilities when you can mine cryptocurrency on your enemies’ dime? That must be the motto floating around in the hacker underworld as they turn misconfigured servers into their own personal crypto farms. And for those late to the patch party, the hackers’ RSVP is still very much valid – it’s never too late to crash your system!

Key Points:

  • Hackers are having a field day with misconfigured Docker, Confluence, and other servers, dropping crypto miners like they’re hot… because they are.
  • They’re exploiting CVE-2022-26134, a vulnerability more well-aged than a fine wine, to execute code remotely and get rich off Monero mining.
  • Old vulnerabilities never die, they just wait for the next party – in this case, Confluence servers that haven’t been patched since the flaw’s discovery two years ago.
  • Cryptocurrency miners are the new black among cybercriminals, striking a perfect balance between making money and hiking up your electricity bills.
  • The masterminds behind these attacks remain as elusive as a chameleon in a Skittles bag, with Cado Security needing a governmental assist for proper attribution.
Cve id: CVE-2022-26134
Cve state: PUBLISHED
Cve assigner short name: atlassian
Cve date updated: 06/30/2022
Cve description: In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and from 7.18.0 before 7.18.1.

Need to know more?

Confluence of Calamities

Picture this: a server, humming along, powering critical business operations, suddenly starts churning out cryptocurrency like a digital Fort Knox. That's the unfortunate reality for some after threat actors decided that Apache Hadoop YARN, Docker, Confluence, and Redis hosts looked ripe for the picking. The flaw in question, CVE-2022-26134, is like the gift that keeps on giving – to cybercriminals, that is.

Mining for Trouble

Who knew that alongside data storage and processing, servers came with a hidden feature: a crypto-mining rig? But it's not all fun and games; the electricity bill might just spike faster than Bitcoin's value in 2017. And while XMRig might sound like a cleaning product, it's actually the malware of choice for mining Monero, and it's turning compromised servers into sluggish, expensive paperweights.

The Anonymous Artisans

Attributing these digital heists is tougher than a where's Waldo at a barber pole factory. Cado Security is scratching their heads, suggesting that without some CSI-level cyber forensics, they're as in the dark as we are. They do hint that the culprits might be the same ones who've done this before – TeamTNT and WatchDog have left similar digital fingerprints at the scene of the cybercrime.

A Patch in Time Saves Nine... Servers?

It's been two years since CVE-2022-26134 was the new kid on the block, and yet, some servers are as exposed as a sunbather at a nudist beach. Patches are like vaccines for servers, people – without them, you're just asking for a malware infection. And just like real vaccines, they only work if you actually use them.

Crypto Miners: The Uninvited Guests

It's like you threw a house party and forgot to lock the back door. These cybercriminals slip in unnoticed, eat all your food (read: use all your compute power), rack up your utility bill, and leave without even saying thanks. And the worst part? You might not even know they were there until you see the damage.

So, let's all raise a glass to the unsung heroes still battling the good fight against outdated servers and the hackers who love them. Meanwhile, Cado Security is out there, hoping for a little help from their friends in law enforcement to put names to these faceless digital miners. And if you’re running a server out there, maybe check if you've applied that two-year-old patch, yeah? Before your server decides to start its own cryptocurrency side hustle.

Tags: Confluence vulnerabilities, Cryptocurrency mining malware, CVE-2022-26134, Docker server security, Remote Code Execution, TeamTNT malware, XMRig Monero mining