Threats Tagged 'nosyhistorian'

ESET researchers have uncovered a new China-aligned APT group named LongNosedGoblin targeting governmental entities in Southeast Asia and Japan for cyberespionage. The group employs a varied custom toolset of C#/.NET applications and abuses Group Policy for lateral movement. Key tools include NosyHistorian for collecting browser history, NosyDoor backdoor using cloud services as C&C, and NosyStealer for exfiltrating browser data. The attackers also utilize techniques like AppDomainManager injection and AMSI bypassing. LongNosedGoblin has been active since at least September 2023, showing ongoing campaigns throughout 2024 and 2025. The research provides detailed analysis of the group's malware and tactics, including potential sharing of the NosyDoor backdoor among multiple China-aligned actors.

MediumMalwareJapanGermanyFrance+3#nosyhistorian#southeast asia#browser data

A newly discovered China-aligned APT group named LongNosedGoblin has been targeting governmental entities in Southeast Asia and Japan for cyberespionage purposes. The group employs a varied custom toolset consisting mainly of C#/.NET applications and notably uses Group Policy to deploy malware and move laterally across compromised networks. Their main tools include NosyHistorian for collecting browser history, NosyDoor backdoor using cloud services as C&C, and NosyStealer for exfiltrating browser data. The group has been active since at least September 2023 and uses techniques like AMSI bypassing and living-off-the-land tactics. LongNosedGoblin's campaigns involve multiple stages of execution and various malware components, showcasing a sophisticated approach to cyber espionage operations.

MediumMalwareGermanyFranceUnited Kingdom+5#china-aligned#custom malware#nosydownloader