FIN7 Deploys Anubis Backdoor to Hijack Windows Systems via Compromised SharePoint Sites

The financially motivated threat actor known as FIN7 has been linked to a Python-based backdoor called Anubis not to be confused with an Android banking trojan of the same name that can grant them remote access to compromised Windows systems. "This malware allows attackers to execute remote shell...

Neglected Domains Used in Malspam to Evade SPF and DMARC Security Protections

Cybersecurity researchers have found that bad actors are continuing to have success by spoofing sender email addresses as part of various malspam campaigns. Faking the sender address of an email is widely seen as an attempt to make the digital missive more legitimate and get past security...

PikaBot distributed via malicious search ads

During this past year, we have seen an increase in the use of malicious ads malvertising and specifically those via search engines, to drop malware targeting businesses. In fact, browser-based attacks overall have been a lot more common if we include social engineering campaigns. Criminals have...

Evasive QBot Malware Leverages Short-lived Residential IPs for Dynamic Attacks

An analysis of the "evasive and tenacious" malware known as QBot has revealed that 25% of its command-and-control C2 servers are merely active for a single day. What's more, 50% of the servers don't remain active for more than a week, indicating the use of an adaptable and dynamic C2...

International Law Enforcement Takes Down Infamous NetWire Cross-Platform RAT

A coordinated international law enforcement exercise has taken down the online infrastructure associated with a cross-platform remote access trojan RAT known as NetWire. Coinciding with the seizure of the sales website www.worldwiredlabs.com, a Croatian national who is suspected to be the website...

Emotet Botnet Distributing Self-Unlocking Password-Protected RAR Files to Drop Malware

The notorious Emotet botnet has been linked to a new wave of malspam campaigns that take advantage of password-protected archive files to drop CoinMiner and Quasar RAT on compromised systems. In an attack chain detected by Trustwave SpiderLabs researchers, an invoice-themed ZIP file lure was foun...

Nigerian Tesla: 419 scammer gone malware distributor unmasked

Agent Tesla is a well-known data stealer written in .NET that has been active since 2014 and is perhaps one of the most popular payloads observed in malspam campaigns. While looking for threats targeting Ukraine, we identified a group we call "Nigerian Tesla" that has been dabbling into phishing...

Notorious Emotet Botnet Makes a Comeback with the Help of TrickBot Malware

The notorious Emotet malware is staging a comeback of sorts nearly 10 months after a coordinated law enforcement operation dismantled its command-and-control infrastructure in late January 2021. According to a new report from security researcher Luca Ebach, the infamous TrickBot malware is being...

FIN11 Hackers Spotted Using New Techniques In Ransomware Attacks

A financially-motivated threat actor known for its malware distribution campaigns has evolved its tactics to focus on ransomware and extortion. According to FireEye's Mandiant threat intelligence team, the collective — known as FIN11 — has engaged in a pattern of cybercrime campaigns at least sin...

Taurus Project stealer now spreading via malvertising campaign

For the past several months, Taurus Project—a relatively new stealer that appeared in the spring of 2020—has been distributed via malspam campaigns targeting users in the United States. The macro-laced documents spawn a PowerShell script that invokes certutil to run an autoit script ultimately...

QakBot Banking Trojan Returned With New Sneaky Tricks to Steal Your Money

A notorious banking trojan aimed at stealing bank account credentials and other financial information has now come back with new tricks up its sleeve to target government, military, and manufacturing sectors in the US and Europe, according to new research. In an analysis released by Check Point...

QakBot Banking Trojan Returned With New Sneaky Tricks to Steal Your Money

A notorious banking trojan aimed at stealing bank account credentials and other financial information has now come back with new tricks up its sleeve to target government, military, and manufacturing sectors in the US and Europe, according to new research. In an analysis released by Check Point...

Malspam Campaigns Distribute HawkEye Keylogger, Post Ownership Change

The HawkEye malware kit and information-stealer has been spotted in a newfound slew of campaigns after a recent ownership change. While the keylogger has been in continuous development since 2013, in December a thread on a hacking site noted an ownership change, after which posts on hacking forum...

Metamorfo Campaigns Targeting Brazilian Users

FireEye Labs recently identified several widespread malspam malware spam campaigns targeting Brazilian companies with the goal of delivering banking Trojans. We are referring to these campaigns as Metamorfo. Across the stages of these campaigns, we have observed the use of several tactics and...

Metamorfo Campaigns Targeting Brazilian Users

FireEye Labs recently identified several widespread malspam malware spam campaigns targeting Brazilian companies with the goal of delivering banking Trojans. We are referring to these campaigns as Metamorfo. Across the stages of these campaigns, we have observed the use of several tactics and...