Walker Wiley

All posts by Walker Wiley

Walker is a Cybersecurity Analyst at Barracuda MSP. He's a security expert, working on our Blue Team within our Security Operations Center. Walker supports our XDR service delivery and is highly skilled at analyzing security events to detect cyber threats, helping keep our partners and their customers protected.

Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: USB attacks

Cybersecurity Threat Advisory: USB attacks

There have been increasing reports of threat actors leveraging a classic malware delivery method in recent months: USB attacks. Continue reading this Cybersecurity Threat Advisory to learn how you can prevent these attacks and reduce risks for your customers. What...

/ March 11, 2024
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: New custom malware discovered

Cybersecurity Threat Advisory: New custom malware discovered

Researchers have uncovered a year-long, highly targeted cyber-attack utilizing custom malware called RDStealer. The bespoke malware campaign against an East Asian IT company has been active for more than a year with the intent to compromise credentials and exfiltrating data....

/ June 22, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: AWS exploited for crypto mining operation

Cybersecurity Threat Advisory: AWS exploited for crypto mining operation

Indonesian cybercriminals are exploiting Amazon Web Services (AWS) instances to carry out illicit crypto mining activities. The GUI-vil group has been identified as the threat actors on this exploit. What is the threat? GUI-vil, a financially motivated threat actor, leverages...

/ May 31, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: New QBot malware delivering campaigns discovered

Cybersecurity Threat Advisory: New QBot malware delivering campaigns discovered

A new QBot malware campaign has been discovered. Using hijacked business emails, bad actors are distributing PDF and WSF file formats in reply-chain phishing emails to distribute malware. The campaign is designed to steal sensitive data from the target system,...

/ April 18, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Malicious packages found in Python Package Index (PyPI)

Cybersecurity Threat Advisory: Malicious packages found in Python Package Index (PyPI)

New malicious packages were discovered on the Python Package Index (PyPI) that can steal passwords, authentication cookies, and cryptocurrency wallets from developers.

/ February 14, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: OneNote malware delivery

Cybersecurity Threat Advisory: OneNote malware delivery

Multiple threat actors are now using OneNote documents to deliver malware. In the last month alone, over 50 OneNote campaigns delivering different malware payloads through email attachments have been observed.

/ February 7, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: NortonLifeLock compromised

Cybersecurity Threat Advisory: NortonLifeLock compromised

Recently, thousands of NortonLifeLock customers had their accounts compromised, potentially allowing malicious actors to access user password managers. Gen Digital, Norton LifeLock’s parent company, has sent notices to over 6,000 customers whose accounts were compromised.

/ January 18, 2023
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Linux Kernel Vulnerability

Cybersecurity Threat Advisory: Linux Kernel Vulnerability

The Zero Day Initiative (ZDI) has disclosed a new Linux Kernel Vulnerability that could lead to code execution in the context of the kernel. The security flaw is a bug in the new Linux 5.15 SMB3 server, ksmbd. The ZDI...

/ December 27, 2022
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Best practices for the holiday season

Cybersecurity Threat Advisory: Best practices for the holiday season

Barracuda MSP would like to wish everyone a happy holiday season! As organizations around the world are getting ready for some well-deserved time off, hackers are ramping up their infiltration efforts. Threat intel data indicates we will experience a sizable...

/ December 22, 2022
Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Citrix Zero-Day Vulnerability

Cybersecurity Threat Advisory: Citrix Zero-Day Vulnerability

Today, Citrix has released a critical security update to address a zero-day vulnerability. Upon a successful exploitation, an unauthenticated remote attacker could perform code execution leading to system takeover. Both Citrix and the NSA stated they are aware of targeted...

/ December 13, 2022