Threat Research
Loda RAT Grows Up
1 min read
By Chris Neal. Over the past several months, Cisco Talos has observed a malware campaign that utilizes websites hosting a new version of Loda, a remote access trojan (RAT) written in AutoIT. These websites also host malicious documents that begin a multi-stage infection chain which ultimately serves a malicious MSI file. The second stage document […]
Breaking down a two-year run of Vivin’s cryptominers
1 min read
News Summary There is another large-scale cryptomining attack from an actor we are tracking as “Vivin” that has been active since at least November 2017. “Vivin” has consistently evolved over the past few years, despite having poor operational security and exposing key details of their campaign. By Andrew Windsor. Talos has identified a new threat […]
Checkrain fake iOS jailbreak leads to click fraud
1 min read
Attackers are capitalizing on the recent discovery of a new vulnerability that exists across legacy iOS hardware. Cisco Talos recently discovered a malicious actor using a fake website that claims...
Cryptocurrency miners aren’t dead yet: Documenting the voracious but simple “Panda”
1 min read
A new threat actor named “Panda” has generated thousands of dollars worth of the Monero cryptocurrency through the use of remote access tools (RATs) and illicit cryptocurrency-mining malware.
Welcome Spelevo: New exploit kit full of old tricks
1 min read
Nick Biasini authored this post with contributions from Caitlyn Hammond....
Sextortion Profits Decline Despite Higher Volume, New Techniques
1 min read
Sextortionists are doing everything to evade spam filters and convince potential victims that perceived threats are real. Here are some recent changes we’ve seen in the sextortion email landscape.
VPNFilter Update – VPNFilter exploits endpoints, targets new devices
1 min read
Cisco Talos has discovered additional details regarding "VPNFilter," which is targeting more makes/models of devices than initially thought, and has additional capabilities to deliver exploits to endpoints.
New VPNFilter malware targets at least 500K networking devices worldwide
2 min read
For several months, Talos has been working with public- and private-sector threat intelligence partners and law enforcement in researching an advanced, likely state-sponsored or state-affiliated actor's widespread use.