Cloudflare blocked 7.3M DDoS attacks in Q2 2025, down from 20.5M in Q1, while hyper-volumetric attacks surged with 6,500+ blocked, averaging 71 daily. Cloudflare mitigated 7.3M DDoS attacks in Q2 2025, down from 20.5M in Q1, 13.5M of which stemmed from an 18-day Q1 campaign. Hyper-volumetric attacks surged, with over 6,500 blocked, averaging 71 per […]
A new variant of the Mirai botnet exploits CVE-2024-3721 to target DVR systems, using a new infection method. Researchers from Russian cybersecurity firm Kaspersky discovered a new variant of the Mirai botnet that exploits a command injection vulnerability (CVE-2024-3721) in TBK DVR-4104 and DVR-4216 digital video recording devices. During a review of the logs in […]
GreyNoise researchers warn of a new AyySSHush botnet compromised over 9,000 ASUS routers, adding a persistent SSH backdoor. GreyNoise discovered the AyySSHush botnet has hacked over 9,000 ASUS routers, adding a persistent SSH backdoor. “Using an AI powered network traffic analysis tool we built called SIFT, GreyNoise has caught multiple anomalous network payloads with zero-effort that […]
PumaBot targets Linux IoT devices, using SSH brute-force attacks to steal credentials, spread malware, and mine crypto. Darktrace researchers discovered a new botnet called PumaBot targets Linux-based IoT devices, using SSH brute-force attacks to steal credentials, spread malware, and mine cryptocurrency. PumaBot skips broad internet scans and instead pulls a list of targets from its […]
New botnet HTTPBot is targeting China’s gaming, tech, and education sectors, cybersecurity researchers warn. NSFOCUS cybersecurity discovered a new botnet called HTTPBot that has been used to target the gaming industry, technology firms, and educational institutions in China. HTTPBot is a Go-based botnet first detected in August 2024, however, its activity surged by April 2025. The botnet […]
Law enforcement dismantled a 20-year botnet behind Anyproxy and 5socks cybercriminals services and arrested four suspects. Authorities dismantled a 20-year-old botnet tied to Anyproxy and 5socks as part of an international operation codenamed “Operation Moonlander”; four men, including three Russians, were indicted for running the illegal proxy networks. The U.S. Justice Department charged Russian nationals, […]
Mirai-based botnets are exploiting a zero-day flaw, tracked as CVE-2025-1316, in Edimax IP cameras, to achieve remote command execution. US CISA warns that multiple botnets are exploiting a recently disclosed vulnerability, tracked as CVE-2025-1316 (CVSS score of 9.8), in Edimax IC-7100 IP cameras. The issue is an Improper Neutralization of Special Elements used in an […]
A botnet of 130,000+ devices is attacking Microsoft 365 accounts via password-spraying, bypassing MFA by exploiting basic authentication. SecurityScorecard researchers discovered a botnet of over 130,000 devices that is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide. The attackers targeted accounts protected with basic authentication bypassing multi-factor authentication. The experts pointed out that organizations […]
A new variant of the Mirai-based botnet Aquabot targets vulnerable Mitel SIP phones to recruit them into a DDoS botnet. Akamai researchers spotted a new variant of the Mirai-based botnet Aquabot that is targeting vulnerable Mitel SIP phones. Aquabot is a Mirai-based botnet designed for DDoS attacks. Named after the “Aqua” filename, it was first […]
Akamai researchers discovered a new Mirai botnet variant targeting a vulnerability in DigiEver DS-2105 Pro DVRs. Akamai researchers spotted a Mirai-based botnet that is exploiting an remote code execution vulnerability in DigiEver DS-2105 Pro NVRs. The experts pointed out that this Mirai variant has been modified to use improved encryption algorithms. The Mirai variant incorporates ChaCha20 and […]