BlueCharlie APT Infrastructure Overhaul

BlueCharlie APT Infrastructure Overhaul

Researchers have identified the Russia-linked APT group BlueCharlie was changing its infrastructure in response to recent reports on its activity. The APT group, also called Blue Callisto, Callisto, COLDRIVER, and…
NoEscape Ransomware Dissection

NoEscape Ransomware Dissection

Novel ransomware group NoEscape, which has begun double extortion attacks against enterprise targets last month, has been suspected to be a rebrand of the Avaddon operation that was dismantled by…
TOITOIN Banking Trojan

TOITOIN Banking Trojan

Researchers have discovered a new banking trojan dubbed as TOITOIN, affecting windows based systems Active since this year, the malware targets businesses operating in Latin America. It employs a multi-stage…
Big Head Ransomware Dissection

Big Head Ransomware Dissection

Researchers have came across a new ransomware variant called Big Head, which came out in May 2023. Although there are at least three variants of Big Head ransomware, all are…