Recently Amazon, Microsoft, and others have taken a step back to review the use of their own face recognition software. Some users of this technology may use only face recognition to identify a person. This idea that you only need the face recognition software to identify a person doesn’t allow for errors in the programming and we all know that programs have errors. Understand … [Read more...]
MedusaLocker Ransomware Will Bypass Most Antivirus Software
Last week we came across ransomware with unique evasion techniques in a new variant, or possibly a copycat, of the MedusaLocker ransomware. MedusaLocker ransomware, first seen in September 2019, came with a batch file to evade detection. Batch files contain script commands running in a Command Prompt on Windows machines and have the .bat extension. In the malicious … [Read more...]
Chase Bank Scams Target Our Own
The other day, a WatchGuard employee received a text alert stating that Chase bank had limited access to their account. They right away knew the message was bogus and offered it to us to investigate. We found the link within the message sends the user to a fake Chase login. Fortunately, the employee knew better and didn't follow the link in the text message, but others might … [Read more...]
PayPal Phishing
The other day, a PayPal phish made it into the inbox of my personal email. It is not normal for phishing emails to make their way past my cloud email provider’s spam filter, so I decided to spin up a sandbox just in case any malware was involved and dive in. The phishing hook in the message body wasn’t anything special. The phish masqueraded as an email from PayPal notifying … [Read more...]
Malware Writeup: JS:Trojan:Cryxos.2550
While reviewing currently surging malware attacks back in January 2020, one in particular stood out: JS:Trojan:Cryxos.2550. Its appearances increased over 457% from the previous week. This isn’t a new malware by any means, as Trojan.Cryxos has been written about many times. However, this variant is rather new and since it’s surging, it is important to raise the question if you … [Read more...]
