Following a four-month vacation, Emotet’s operators were back in mid-September in several cyber espionage campaigns. In most of the cases, the operators were seen using spear-phishing attack techniques to target organizations.
Although its only been a short time span since Emotet resurged from its dormant state, researchers at Nuspire have found that the malicious activities related to the trojan have increased by 730% in September alone.
Emotet returns with additional features
An overview of Emotet attacks from September
Researchers indicate that this significant increase in Emotet activity can pose a serious threat in the future.
“When we saw Emotet decline to a near dormant state in the second quarter, we knew it was only a matter of time until it would resurface with stronger and better tactics. This significant increase in Emotet activity is one of the most dangerous malware botnets affecting the world today, said Matt Corney, Nuspire CTO, Help Net Security reported.