article thumbnail

On the Irish Health Services Executive Hack

Schneier on Security

Antivirus software triggered numerous alerts after detecting Cobalt Strike activity but these were not escalated. The antivirus server was later encrypted in the attack). across the IT estate and reliance was placed on a single antivirus product that was not monitored or effectively maintained with updates across the estate.

Antivirus 351
article thumbnail

No, I Did Not Hack Your MS Exchange Server

Krebs on Security

26, Shadowserver saw an attempt to install a new type of backdoor in compromised Exchange Servers, and with each hacked host it installed the backdoor in the same place: “ /owa/auth/babydraco.aspx. Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious.

Hacking 363
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Worried About Your Phone Getting Hacked? Secure Your Device With The Best Antivirus!

Quick Heal Antivirus

The post Worried About Your Phone Getting Hacked? Secure Your Device With The Best Antivirus! Ever felt like there’s a tiny, invisible threat lurking in your pocket? Well, guess what? You might be. appeared first on Quick Heal Blog.

Antivirus 105
article thumbnail

eScan Antivirus Update Mechanism Exploited to Spread Backdoors and Miners

The Hacker News

A new malware campaign has been exploiting the updating mechanism of the eScan antivirus software to distribute backdoors and cryptocurrency miners like XMRig through a long-standing threat codenamed GuptiMiner targeting large corporate networks.

Antivirus 132
article thumbnail

Hackers hijacked the eScan Antivirus update mechanism in malware campaign

Security Affairs

A malware campaign has been exploiting the updating mechanism of the eScan antivirus to distribute backdoors and cryptocurrency miners. Avast researchers discovered and analyzed a malware campaign that exploited the update mechanism of the eScan antivirus to distribute backdoors and crypto miners.

Antivirus 132
article thumbnail

Hiding Malware in ML Models

Schneier on Security

Meanwhile, since the structure of the neural network models remains unchanged, they can pass the security scan of antivirus engines. With the widespread application of artificial intelligence, utilizing neural networks becomes a forwarding trend of malware.

Malware 363
article thumbnail

Notorious Malware, Spam Host “Prospero” Moves to Kaspersky Lab

Krebs on Security

One of the most notorious providers of abuse-friendly “bulletproof” web hosting for cybercriminals has started routing its operations through networks run by the Russian antivirus and security firm Kaspersky Lab , KrebsOnSecurity has learned. A fake browser update page pushing mobile malware. Image: Intrinsec.

Malware 226