Alert: Water Curupira Hackers Actively Distributing PikaBot Loader Malware

A threat actor called Water Curupira has been observed actively distributing the PikaBot loader malware as part of spam campaigns in 2023. "PikaBot's operators ran phishing campaigns, targeting victims via its two components — a loader and a core module — which enabled unauthorized remote access...

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...

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...

New QBot Banking Trojan Campaign Hijacks Business Emails to Spread Malware

A new QBot malware campaign is leveraging hijacked business correspondence to trick unsuspecting victims into installing the malware, new findings from Kaspersky reveal. The latest activity, which commenced on April 4, 2023, has primarily targeted users in Germany, Argentina, Italy, Algeria, Spai...

After four months of idleness, Emotet reappears and deploys loaders

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The Emotet banking Trojan was initially found in 2014 as one of the most expensive and damaging malware. The phishing efforts that spread Emotet used the same email thread hijacking approach to deceive...

Notorious Emotet Malware Returns With High-Volume Malspam Campaign

The notorious Emotet malware has returned with renewed vigor as part of a high-volume malspam campaign designed to drop payloads like IcedID and Bumblebee. "Hundreds of thousands of emails per day" have been sent since early November 2022, enterprise security company Proofpoint said last week,...

Threat Source newsletter for July 2, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. Our latest research you should catch up on is the Valak malware. This information-stealer sneaks its way onto victim machines by hijacking legitimate email threads. The threat actors send their phishing emails and attachments in...