botnet

Pierluigi Paganini November 13, 2024
China’s Volt Typhoon botnet has re-emerged

China’s Volt Typhoon botnet has re-emerged, using the same core infrastructure and techniques, according to SecurityScorecard researchers. The China-linked Volt Typhoon’s botnet has resurfaced using the same infrastructure and techniques, per SecurityScorecard researchers. In May 2023, Microsoft reported that the Volt Typhoon APT infiltrated critical infrastructure organizations in the U.S. and Guam without being detected. The group […]

Pierluigi Paganini September 18, 2024
Experts warn of China-linked APT’s Raptor Train IoT Botnet

Researchers warn of a new IoT botnet called Raptor Train that already compromised over 200,000 devices worldwide. Cybersecurity researchers from Lumen’s Black Lotus Labs discovered a new botnet, named Raptor Train, composed of small office/home office (SOHO) and IoT devices. The experts believe the botnet is controlled by a Chine-linked APT group Flax Typhoon (also […]

Pierluigi Paganini September 10, 2024
Quad7 botnet evolves to more stealthy tactics to evade detection

The Quad7 botnet evolves and targets new  SOHO devices, including Axentra media servers, Ruckus wireless routers and Zyxel VPN appliances. The Sekoia TDR team identified additional implants associated with the Quad7 botnet operation. The botnet operators are targeting multiple SOHO devices and VPN appliances, including TP-LINK, Zyxel, Asus, D-Link, and Netgear, exploiting both known and […]

Pierluigi Paganini July 05, 2024
New Golang-based Zergeca Botnet appeared in the threat landscape

Researchers uncovered a new Golang-based botnet called Zergeca that can carry out distributed denial-of-service (DDoS) attacks. Researchers at the QiAnXin XLab team uncovered a new Golang-based botnet called Zergeca that can carry out distributed denial-of-service (DDoS) attacks. On May, 2024, the researchers detected a suspicious ELF file at /usr/bin/geomi that was uploaded from Russia to […]

Pierluigi Paganini July 04, 2024
OVHcloud mitigated a record-breaking DDoS attack in April 2024

OVHcloud successfully mitigated a record-breaking DDoS attack in April, which reached 840 million packets per second (Mpps). The cloud services provider OVHcloud announced it has mitigated a record-breaking distributed denial of service (DDoS) attack earlier this year. The attack reached a record packet rate of 840 million packets per second (Mpps). “Our infrastructures had to […]

Pierluigi Paganini June 25, 2024
Mirai-like botnet is exploiting recently disclosed Zyxel NAS flaw

Researchers warn that a Mirai-based botnet is exploiting a recently disclosed critical vulnerability in EoL Zyxel NAS devices. Researchers at the Shadowserver Foundation warn that a Mirai-based botnet has started exploiting a recently disclosed vulnerability tracked as CVE-2024-29973 (CVSS score 9.8) in end-of-life NAS devices Zyxel NAS products. The flaw is a command injection vulnerability […]

Pierluigi Paganini May 31, 2024
Over 600,000 SOHO routers were destroyed by Chalubo malware in 72 hours 

The Chalubo trojan destroyed over 600,000 SOHO routers from a single ISP, researchers from Lumen Technologies reported. Between October 25 and October 27, 2023, the Chalubo malware destroyed more than 600,000 small office/home office (SOHO) routers belonging to the same ISP. Black Lotus did not name the impacted ISP, however, Bleeping Computer speculates the attack […]

Pierluigi Paganini May 09, 2024
Mirai botnet also spreads through the exploitation of Ivanti Connect Secure bugs

Threat actors exploit recently disclosed Ivanti Connect Secure (ICS) vulnerabilities to deploy the Mirai botnet. Researchers from Juniper Threat Labs reported that threat actors are exploiting recently disclosed Ivanti Connect Secure (ICS) vulnerabilities CVE-2023-46805 and CVE-2024-21887 to drop the payload of the Mirai botnet. In early January, the software firm reported that threat actors are exploiting two […]

Pierluigi Paganini March 26, 2024
TheMoon bot infected 40,000 devices in January and February

A new variant of TheMoon malware infected thousands of outdated small office and home office (SOHO) routers and IoT devices worldwide. The Black Lotus Labs team at Lumen Technologies uncovered an updated version of “TheMoon” bot targeting end-of-life (EoL) small home/small office (SOHO) routers and IoT devices. The new version of the bot has been […]

Pierluigi Paganini February 08, 2024
Unraveling the truth behind the DDoS attack from electric toothbrushes

Several media reported that three million electric toothbrushes were compromised and recruited into a DDoS botnet. Is it true? The Swiss newspaper Aargauer Zeitung first published the news of a DDoS attack, carried out on January 30, that involved three million compromised electric toothbrushes. The journalists reported that threat actors gained access to three million […]