New Zardoor backdoor used in long-term cyber espionage operation targeting an Islamic organization
Talos discovered a new, stealthy espionage campaign that has likely persisted since at least March 2021. The observed activity affects an Islamic non-profit organization using backdoors for a previously unreported malware family we have named “Zardoor.”
Operation Blacksmith: Lazarus targets organizations worldwide using novel Telegram-based malware written in DLang
Our latest findings indicate a definitive shift in the tactics of the North Korean APT group Lazarus Group.
New SugarGh0st RAT targets Uzbekistan government and South Korea
Cisco Talos recently discovered a malicious campaign that likely started as early as August 2023, delivering a new remote access trojan (RAT) we dubbed “SugarGh0st.”
Attackers use JavaScript URLs, API forms and more to scam users in popular online game “Roblox”
Knowing the common scams is an important step in using the platform safely. The following recommendations help players not fall into scams.
Arid Viper disguising mobile spyware as updates for non-malicious Android applications
Since April 2022, Cisco Talos has been tracking a malicious campaign operated by the espionage-motivated Arid Viper advanced persistent threat (APT) group targeting Arabic-speaking Android users.
Kazakhstan-associated YoroTrooper disguises origin of attacks as Azerbaijan
Cisco Talos assesses with high confidence that YoroTrooper, an espionage-focused threat actor first active in June 2022, likely consists of individuals from Kazakhstan based on their use of Kazakh currency and fluency in Kazakh and Russian.
Qakbot-affiliated actors distribute Ransom Knight malware despite infrastructure takedown
The threat actors behind the Qakbot malware have been conducting a campaign since early August 2023 in which they have been distributing Ransom Knight ransomware and the Remcos backdoor via phishing emails.
New ShroudedSnooper actor targets telecommunications firms in the Middle East with novel Implants
Cisco Talos has discovered a new intrusion set we're calling "ShroudedSnooper" consisting of two new implants "HTTPSnoop" and "PipeSnoop" targeting telecommunications firms in the middle-east.
What's in a name? Strange behaviors at top-level domains creates uncertainty in DNS
Confusion over whether some name is a public DNS name or another private resource can cause sensitive data to fall into the hands of unintended recipients.