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Ruthless Rabbit is a financially motivated online fraud cluster focused on investment scams, active since at least November 2022. The actor operates campaigns that use social-media advertising, spoofed endorsements, and traffic distribution and cloaking infrastructure to filter victims and conceal fraudulent content from researchers, automated systems, and platform enforcement. Its operations are aimed at Eastern European users and are associated with fraudulent investment platforms, including fake cryptocurrency-themed services. A defining characteristic of Ruthless Rabbit is its use of a dedicated validation and cloaking service to screen inbound traffic before exposing scam content. Prospective victims are funneled through registration flows that collect personal and financial information, after which validation checks are used to determine whether the user should be routed onward to the fraudulent investment platform. Users who pass verification are encouraged to complete registration by submitting financial details. This selective routing reflects a mature fraud operation designed to improve conversion rates and reduce exposure. The cluster is part of a broader pattern of investment-scam activity that relies on social-media malvertising, deceptive branding, and resilient redirect infrastructure rather than traditional malware deployment. High-confidence reporting supports fraud, victim filtering, and data collection behavior, but does not establish ransomware, destructive activity, or a confirmed nation-state affiliation.
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Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Sectors the actor has been observed targeting.
1 distinct technique observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
1 indicator attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Investment-scam activity cluster using spoofed celebrity endorsements, traffic distribution systems, and victim filtering (e.g., IP checks).
Operates investment/crypto scam campaigns (since at least Nov 2022) focused on Eastern Europe. Distinguishing feature is operating its own cloaking/validation service to filter traffic before routing victims via TDS to scam registration pages that solicit financial information.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.