Fake Microsoft Teams and Google Meet Downloads Spread Oyster Backdoor

The Oyster backdoor also known as Broomstick is targeting the financial world, using malicious search ads for PuTTY, Teams, and Google Meet...

Malicious ad distributes SocGholish malware to Kaiser Permanente employees

On December 15, we detected a malicious campaign targeting Kaiser Permanente employees via Google Search Ads. The fraudulent ad masquerades as the health care company's HR portal used to check for benefits, download paystubs and other corporate related tasks. We believe the threat actors' intent...

PikaBot malware on the rise: What organizations need to know

A new type of malware is being used by ransomware gangs in their attacks, and its name is PikaBot. A relatively new trojan that emerged in early 2023, PikaBot is the apparent successor to the infamous QakBot QBot trojan that was shut down in August 2023. QBot was used by many ransomware gangs in...

Nitrogen shelling malware from hacked sites

Nitrogen is the name given to a campaign and associated malware that have been distributed via malicious search ads. Its signature move is using Python and DLL side-loading to connect to the attackers command and control server. In this blog post, we look at a recent Nitrogen campaign and...

Atomic Stealer rings in the new year with updated version

Last year, we documented malware distribution campaigns both via malvertising and compromised sites delivering Atomic Stealer AMOS onto Mac users. This stealer has proven to be quite popular in the criminal underground and its developers have been adding new features to justify its hefty...

Beware: Malicious Google Ads Trick WinSCP Users into Installing Malware

Threat actors are leveraging manipulated search results and bogus Google ads that trick users who are looking to download legitimate software such as WinSCP into installing malware instead. Cybersecurity company Securonix is tracking the ongoing activity under the name SEOLURKER. "The malicious...

Trojanized PyCharm Software Version Delivered via Google Search Ads

A new malvertising campaign has been observed capitalizing on a compromised website to promote spurious versions of PyCharm on Google search results by leveraging Dynamic Search Ads. "Unbeknownst to the site owner, one of their ads was automatically created to promote a popular program for Python...

Malvertising via Dynamic Search Ads delivers malware bonanza

Most, if not all malvertising incidents result from a threat actor either injecting code within an existing ad, or intentionally creating one. Today, we look at a different scenario where, as strange as that may sound, malvertising was entirely accidental. The reason this happened was due to the...

Malware Impersonating Websites Spread via Google Ads

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary Multiple Malware were found on newly registered websites impersonating various applications, likely originating from malicious Google Search Ads. To receive real-time threat advisories, please...

Malware Delivered through Google Search

Criminals using Google search ads to deliver malware isnt new, but Ars Technica declared that the problem has become much worse recently. The surge is coming from numerous malware families, including AuroraStealer, IcedID, Meta Stealer, RedLine Stealer, Vidar, Formbook, and XLoader. In the past,...

Abuse of Apple Search Ads Feature Leading to Fraud

Apple has removed one of its top 10 grossing productivity apps after an independent developer’s story about fraudsters’ abuse of the App Store’s Search Ads functionality went viral. Search Ads is a new feature available to iOS developers that allows them to invest in the promotion of their apps...