Category: Cybercriminals

Danfoss controller attack on internet-exposed supermarket refrigeration systems, with Danfoss AK-SM vulnerabilities flagged by CERT-FR 0

Danfoss Controller Attack Hits Retail Refrigeration

Refrigeration Controllers Under Attack A wave of compromises has struck Danfoss refrigeration controllers in French retail. In response, Danfoss has moved to mitigate the cyberattack, while national authorities investigate its scale. Known Flaws in...

Hikvision camera attacks Ukraine CVE-2021-36260 0

Hikvision Camera Attacks Target Ukrainian Infrastructure

For nine consecutive days, unidentified threat actors relentlessly assaulted Hikvision cameras stationed throughout Ukraine, aggressively attempting to exploit a critical, five-year-old vulnerability. Cybersecurity analysts at GreyNoise documented a precipitous escalation in infiltration attempts targeting...

Zhang Yu 0

US Places Massive Bounty on Elusive Hacker

US bounty Chinese hacker Zhang Yu Hafnium campaign Microsoft Exchange The United States government stands ready to pay up to 10 million dollars for critical information leading to the apprehension of Chinese hacker Zhang...

KillSec ransomware group leak site replaced by a law enforcement seizure notice during Operation KillSwitch led by Europol 0

KillSec Ransomware Group Taken Down in Europol Raid

A Ransomware Gang With a Teenage Boss Even the extortion business turns out to have surprisingly young leadership. The international Operation KillSwitch has crippled the infrastructure of KillSec. Investigators believe the group’s main operator...

Screenshot of a malicious PHP web shell disguised as a standard Citrix NetScaler CSS file 0

Hackers Camouflage PHP Web Shells as Citrix CSS Files

A seemingly innocuous cascading style sheet (CSS) address upon a standard Citrix login page has metamorphosed into an elaborate camouflage for covert, persistent remote access. The elite LevelBlue cybersecurity team unearthed a sophisticated post-exploitation...