The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and the Multi-State Information Sharing and Analysis Center (MS-ISAC) are releasing this joint advisory to disseminate known Ghost (Cring)— (“Ghost”)—ransomware IOCs and TTPs identified through FBI investigation as recently as January 2025. Beginning early 2021, Ghost actors began attacking victims whose internet facing services ran outdated versions of software and firmware.
This indiscriminate targeting of networks containing vulnerabilities has led to the compromise of organizations across more than 70 countries, including organizations in China. Ghost actors, located in China, conduct these widespread attacks for financial gain. Affected victims include critical infrastructure, schools and universities, healthcare, government networks, religious institutions, technology and manufacturing companies, and numerous small- and medium-sized businesses.
Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division
Related:
- 1.5 million customers impacted by Flagstar Bank data breach
June 21, 2022
Flagstar Bank has disclosed a security incident that led to the exposure of personal data belonging to up to 1.5 million customers. As reported by Bleeping Computer, the data breach occurred between December 3 and December 4, 2021. The US financial organization is headquartered in Michigan and operates over 150 branches in areas including Indiana, California, Wisconsin, ...
- Microsoft 365 credentials targeted in new fake voicemail campaign
June 20, 2022
A new phishing campaign has been targeting U.S. organizations in the military, security software, manufacturing supply chain, healthcare and pharmaceutical sectors to steal Microsoft Office 365 and Outlook credentials. The operation is ongoing and the threat actor behind it uses fake voicemail notifications to lure victims into opening a malicious HTML attachment. According to researchers at cloud ...
- International operation takes down Russian RSOCKS botnet
June 17, 2022
A Russian operated botnet known as RSOCKS has been shut down by the US Department of Justice acting with law enforcement partners in Germany, the Netherlands and the UK. It is believed to have compromised millions of computers and other devices around the globe. The RSOCKS botnet functioned as an IP proxy service, but instead of ...
- FDNY seeks firewall to stop doxxing, hacking of rescue workers’ personal data
June 12, 2022
The FDNY is seeking to build a digital firewall to protect the Big Apple’s thousands of rescue workers from cyberattacks, including “doxxing,” The Post has learned. The department recently put out a call in the City Record for consultant services “for the development and implementation of protective strategies to address the cyber threat of doxxing and ...
- Russia, China, warn US its cyber support of Ukraine has consequences
June 10, 2022
Russia and China have each warned the United States that the offensive cyber-ops it ran to support Ukraine were acts of aggression that invite reprisal. The US has acknowledged it assisted Ukraine to shore up its cyber defences, conducted information operations, and took offensive actions during Russia’s illegal invasion. While many nations occasionally mention they possess offensive ...
- Data breach at health care organization may affect 2 million
June 8, 2022
A digital attack on a Massachusetts-based health care organization may have compromised the personal information of as many as 2 million people, officials said. Shields Health Care Group Inc., which provides imaging and ambulatory surgical services at dozens of locations, said in a notice on its website Tuesday that data including names, Social Security numbers, dates ...

