69 casos · pág. 1/4
A 40-year-old Nigerian national, Chukwuemeka Victor Amachukwu, was sentenced to eight years in prison by a US federal court for a 2019-2023 scheme that combined hacking of US tax preparation businesses, filing of fraudulent tax returns and fake investment fraud. He used identities stolen from victim organizations to file false returns wit…
The FBI warns that scammers are likely to exploit the 2026 US Midterm Election to run financial fraud schemes against victims across the United States. The PSA updates alert I-102924-PSA from 29 October 2024. Scammers use candidates' names, images, logos and slogans to solicit fake campaign contributions, sell merchandise that is never de…
Microsoft released fixes for a record 1,411 CVEs in its October 2026 Patch Tuesday on October 13, more than the roughly 1,100 issued in all of 2025 and above the records set in July and September. The surge is attributed to Microsoft's use of AI-driven vulnerability discovery, including its multi-model agentic scanning harness (MDASH). Th…
Microsoft, working with industry partners and Japanese police, disrupted a Chinese-language phishing-as-a-service (PhaaS) ecosystem centered on Yam Store, an underground marketplace tracked as Storm-3119. The phishing kits sold there were responsible for over a billion phishing emails and texts sent to more than 75,000 organizations since…
Huntress argues that passkeys raise the bar for authentication but do not close the account lifecycle: attackers still target enrollment, recovery, compromised endpoints, alternative sign-in flows and social engineering. Huntress researchers tracked a device-code phishing campaign, EvilTokens, that hit 344 organizations across five countr…
A Nigerian national, Chukwuemeka Victor Amachukwu (aliases Chukwuemeka Victor Eletuo and So Kwan Leung), 40, was sentenced to eight years in prison for his role in spearphishing attacks against US tax preparation businesses between 2019 and 2021. He pleaded guilty to conspiracy to commit computer intrusions and wire fraud after being extr…
Scammers abused a legitimate spend-management platform as part of a fraud operation. They used its notification system to send phishing messages and its open-banking account linking to validate stolen banking credentials. Group-IB documented the activity in a client environment after the platform reported suspicious payment notifications …
Trend Micro published its annual threat report, Calibrating Expansion, covering 2023. It reports 161 billion threats blocked, a 10% annual increase. Attackers appear to be targeting fewer, higher-value victims with more sophisticated methods. Email and web reputation blocks fell 47% and 2%, while File Reputation Service detections rose 35…
F5 Labs argues that AI systems embedded in the operations of the 2026 Winter Games (spectator chatbots, scheduling, translation, fraud detection, operational analytics) create a behavioral attack surface that traditional security controls do not cover. The main risk is manipulated model behavior rather than outages or stolen credentials. …
A Ponemon Institute and Proofpoint survey of 705 IT and security practitioners at U.S. healthcare institutions (conducted May 2026) found that 97% of organizations suffered at least one cyberattack in the past 12 months, and 74% of those reported disruption to patient care. The average number of attacks per organization rose to 51 from 43…
FortiGuard Labs reports an ongoing Ousaban campaign targeting the Iberian Peninsula. The actor keeps refining its delivery chain and uses geofencing and environmental checks to restrict access to the malware to the intended victims. Ousaban resolves its C2 IP through daily-changing domains and runs a traditional C2 setup as a decoy. Its l…
FortiGuard Labs describes a large-scale, global campaign that uses heavily obfuscated JScript droppers to launch an AutoIt/Lua-based loader with low detection rates. The loader delivers several popular RATs and infostealers, including a version of Snake Keylogger. The infection chain relies on business email compromise tactics, impersonat…
FortiGuard Labs analyzed a Casbaneiro banking trojan campaign targeting users in Latin America. The campaign applies access restrictions at several stages to keep the malware away from analysis tools: the download page, the HTA downloader and Casbaneiro itself. Casbaneiro sends different types of stolen data to separate servers and uses a…
ESET warns that QR-code phishing ("quishing") is a growing way to slip past corporate email security. According to the ESET Threat Report H1 2026, malicious QR codes were embedded in 11% of all phishing emails in the first half of 2026. The codes hide destination URLs from filters that cannot extract and inspect them, and they move the vi…
A modular phishing campaign targets YouTube creators with personalized sponsorship offers from fake brand representatives. One variant impersonates Hollyland, a maker of wireless video transmission equipment, and also Nike and Spotify. Victims are led through a convincing fake collaboration platform to a bogus "Sign in with Google" page t…
This ESET WeLiveSecurity blog post argues that small and midsize businesses (SMBs) want advanced protection that is simple, guided and manageable. It cites ESET data showing 75% of SMBs are concerned about global conflicts and cyber warfare, nearly half had at least one cyber incident in the past year, and 58% believe they are more vulner…
ESET documented the evolution of MATCHBOIL, a custom C downloader used by the Russia-aligned cyberespionage group UAC-0099. Samples span April 2024 to April 2026, although CERT-UA first documented the malware in August 2025. Each iteration became more sophisticated, with new obfuscation, sandbox checks and persistence methods. All victims…
Check Point Exposure Management reports that fraudulent voter-registration messages and legitimate political outreach are converging ahead of the 2026 US midterms, making it harder for voters to tell real messages from fake ones. Between July and September, election offices in Rhode Island and Washington warned of fake emails and texts as…
Check Point researchers report large-scale phishing campaigns that abuse fake calendar invitations to harvest Microsoft account credentials. Lures arrive either as a malicious .ics attachment or as a link, for example in a fake Microsoft Teams meeting invite, that appears to point to one destination but leads to a credential-harvesting pa…
Check Point Exposure Management researchers uncovered a large, multi-region phishing infrastructure that conceals active campaigns behind domains that look inactive. Root domains return blank or generic "Not Found" pages, while the phishing content is served only through concealed regional paths (for example /it, /de, /pa) and under speci…
