Track APT groups, cybercriminal organizations, and the vulnerabilities they exploit
CiberInteligenciaSV is a threat actor that leaked 5.1 million Salvadoran records on Breach Forums. They have also compromised El Salvador's state Bitcoin wallet, Chivo, leaking its source code and VPN credentials. The group aims to obscure their involvement by associating with the Guacamaya group and its proxies.
Void Manticore is an Iranian APT group affiliated with MOIS, known for conducting destructive wiping attacks and influence operations. They collaborate with Scarred Manticore, sharing targets and conducting disruptive operations using custom wipers. Void Manticore's TTPs involve manual file deletion, lateral movement via RDP, and the deployment of custom wipers like the BiBi wiper. The group utilizes online personas like 'Karma' and 'Homeland Justice' to leak information and amplify the impact of their attacks.
aka: ALPHV Ransomware Group
ALPHA SPIDER is a threat actor known for developing and operating the Alphv ransomware as a service. They have been observed using novel offensive techniques, such as exploiting software vulnerabilities and leveraging legitimate administration tools for malicious activities. ALPHA SPIDER affiliates have demonstrated persistence in exfiltrating data and have shown the ability to bypass security measures like DNS-based filtering and multifactor authentication. Despite lacking specific operational security measures, defenders have opportunities to detect and respond to ALPHA SPIDER's operations effectively.
RansomHub is a rapidly growing ransomware group believed to be an updated version of the older Knight ransomware. They have been linked to attacks exploiting the Zerologon vulnerability to gain initial access. RansomHub has attracted former affiliates of the ALPHV ransomware group and operates as a Ransomware-as-a-Service with a unique affiliate prepayment model. The group has been active in extorting victims and leaking sensitive data to pressure for ransom payments.
Unfading Sea Haze is a threat actor focused on espionage, targeting government and military organizations in the South China Sea region since 2018. They employ spear-phishing emails with malicious attachments to gain initial access, followed by the deployment of custom malware such as Gh0st RAT variants and SharpJSHandler. The group utilizes scheduled tasks and manipulates local administrator accounts for persistence, while also incorporating Remote Monitoring and Management tools into their attacks. Unfading Sea Haze demonstrates a sophisticated and patient approach, remaining undetected for years and showing adaptability through evolving exfiltration tactics and malware arsenal.
Stucx is a threat actor known for targeting Israeli systems, including SCADA systems and the Red Alert missile protection system. Stucx Team has also developed a mobile application called MyOPECS for coordinating attacks, which includes features like DDoS attacks and is expected to add more capabilities in the future. Additionally, they have been observed using VPNs and proxy software to conceal their activities and have a history of making threats against those who cooperate with Israel.
aka: Storm-1837, Flying Yeti
FlyingYeti is a Russia-aligned threat actor targeting Ukrainian military entities. They conduct reconnaissance activities and launch phishing campaigns using malware like COOKBOX. FlyingYeti exploits the WinRAR vulnerability CVE-2023-38831 to infect targets with malicious payloads. Cloudforce One has successfully disrupted their operations and provided recommendations for defense against their phishing campaigns.
SEXi is a ransomware group that targets VMware ESXi servers, encrypting data and demanding ransom payments. They have been observed encrypting virtual machines and backups, causing significant disruptions to services. The group's name is a play on the word "ESXi," indicating a deliberate focus on these systems. SEXi has been linked to other ransomware variants based on the Babuk source code.
LilacSquid is an APT actor targeting a variety of industries worldwide since at least 2021. They use tactics such as exploiting vulnerabilities and compromised RDP credentials to gain access to victim organizations. Their post-compromise activities involve deploying MeshAgent and a customized version of QuasarRAT known as PurpleInk to maintain control over infected systems. LilacSquid has been observed using tools like Secure Socket Funneling for data exfiltration.
Hunt3r Kill3rs is a newly emerged threat group claiming expertise in cyber operations, including ICS breaches and web application vulnerabilities exploitation. They have discussed using Java fuzzing in their exploits and have made unverified claims of joint attacks with other threat actors.
UTG-Q-008 is a threat actor targeting Linux platforms, primarily focusing on government and enterprise entities in China. They utilize a massive botnet network for espionage activities, including reconnaissance, brute-forcing, and Trojan component delivery. The actor has a history of compromising thousands of servers in China using a password dictionary based on Chinese Pinyin. UTG-Q-008 operates during standard working hours in the UTC+8 time zone, with potential ties to Eastern Europe.
Gitloker is a threat actor group targeting GitHub repositories, wiping their contents, and extorting victims for their data. They use stolen credentials to compromise accounts, claim to have created a backup, and instruct victims to contact them on Telegram. The attackers leave a ransom note in the form of a README file, urging victims to negotiate the return of their data. GitHub is working to combat these evolving attacks and the vulnerabilities they exploit.
UNC5537 is a financially motivated threat actor targeting Snowflake customer databases. They use stolen credentials obtained from infostealer malware to access and exfiltrate large volumes of data. The compromised accounts lack multi-factor authentication, allowing UNC5537 to conduct data theft and extortion.
Sp1d3r, a threat actor, has been involved in multiple data breaches targeting companies like Truist Bank, Cylance, and Advance Auto Parts. They have stolen and attempted to sell sensitive information, including customer and employee emails, account numbers, and source code. Sp1d3r has also claimed to have obtained data from a third-party platform and a cloud storage vendor. They have utilized hacking forums to sell the stolen data for significant sums of money.
TA571 is a spam distributor actor known for delivering a variety of malware, including DarkGate, NetSupport RAT, and information stealers. They use phishing emails with macro-enabled attachments to spread malicious PDFs containing rogue OneDrive links. TA571 has been observed using unique filtering techniques with intermediary "gates" to target specific users and bypass automated sandboxing. Proofpoint assesses with high confidence that TA571 infections can lead to ransomware.
Bondnet is a threat actor that deploys backdoors and cryptocurrency miners. They use high-performance bots as C2 servers and configure reverse RDP environments on compromised systems. Bondnet has infected over 15,000 Windows server machines worldwide, primarily targeting Windows Server 2008 R2 systems. The botnet is used for mining cryptocurrencies like Monero, ByteCoin, RieCoin, and ZCash, potentially earning the operator thousands of dollars per day.
aka: Vermin, SickSync
Vermin is a threat actor group linked to the Luhansk People’s Republic and believed to be acting on behalf of the Kremlin. They have targeted Ukrainian government infrastructure using malware like Spectr and legitimate tools like SyncThing for data exfiltration. Vermin has been active since at least 2018, using custom-made RATs like Vermin and open-source tools like Quasar for cyber-espionage. The group has resurfaced after periods of inactivity to conduct espionage operations against Ukraine's military and defense sectors.
aka: Silver Fox
Void Arachne is a threat actor group targeting Chinese-speaking users with malicious MSI files containing legitimate software installers for AI software. They exploit public interest in VPN technology and AI software to distribute malware through SEO poisoning and Chinese-language-themed Telegram channels. The group's campaign includes bundling malicious Winos payloads with deepfake pornography-generating AI software and voice-and-face-swapping AI software. Void Arachne also promotes AI technologies for virtual kidnapping and uses AI voice-alternating technology to pressure victims into paying ransom.
Markopolo is a threat actor known for running scams targeting cryptocurrency users through a fake app called Vortax. They use social media and a dedicated blog to legitimize their malicious activities. Markopolo has been linked to a credential-harvesting operation and is agile in pivoting to new scams when detected. The actor leverages shared hosting and C2 infrastructure for their malicious builds.
Adrastea is a threat actor who has been active on cybercrime forums, claiming to have breached organizations like MBDA and offering stolen data for sale. They describe themselves as a group of independent cybersecurity experts and researchers. Adrastea has been linked to ransomware operations, data leak platforms, and network access groups. The actor has been known to exploit critical vulnerabilities in target organizations' infrastructure to gain access to sensitive data.