While tracking some prevalent commodity malware threat actors, Talos observed the popularization of malicious LNK files as their initial access method to download and execute payloads. A closer look at the LNK files illustrates how their metadata could be used to identify and track new campaigns.
As more and more users adopt new versions of Microsoft Office, it is likely that threat actors will turn away from VBA-based malicious documents to other formats such as XLLs or rely on exploiting newly discovered vulnerabilities to launch malicious code.
* LodaRAT samples were deployed alongside other malware families, including RedLine and Neshta. * Cisco Talos identified several variants and altered versions of LodaRAT with updated functionality have been seen in the wild. * Changes in these LodaRAT variants include new f
* The InterPlanetary File System (IPFS) is an emerging Web3 technology that is currently seeing widespread abuse by threat actors. * Cisco Talos has observed multiple ongoing campaigns that leverage the IPFS network to host their malware payloads and phishing kit infrastructure
The war in Ukraine has caused massive problems for global food supplies, underscoring the high impact of disruptive events to agriculture entities and related organizations. * The challenges to the Ukrainian agriculture sector imposed by the war--and global ripple effects--have
The cybersecurity industry tends to focus on extremely large-scale or sophisticated, state-sponsored attacks. Rightfully so, as it can be the most interesting, technically speaking. When most people think of cybercrime they think of large-scale breaches because that's what domin
By Nate Pors and Terryn Valikodath. Executive summary * In a recent malspam campaign delivering the Qakbot banking trojan, Cisco Talos Incident Response (CTIR) observed the adversary using aggregated, old email threads from multiple organizations that we assess were likely ha
By Flavio Costa, * In a recent customer engagement, we observed a month-long AvosLocker campaign. * The attackers utilized several different tools, including Cobalt Strike, Sliver and multiple commercial network scanners. * The initial ingress point in this incident was a pa
News summary * Cisco Talos has been monitoring the BlackByte Ransomware Group for several months, infecting victims all over the world, from North America to Colombia, Netherlands, China, Mexico and Vietnam. * The FBI released a joint cybersecurity advisory in February 2022 wa