ShadowByt3$
ShadowByt3$ is an emerging ransomware-as-a-service (RaaS) criminal operation observed in early 2026. Reporting describes it as financially motivated. The group surfaced in connection with a University of Georgia data leak in early April 2026 and was also identified through a dedicated onion-based leak site, mirrored onion infrastructure, Telegram channels, and cybercrime forum activity. A new leak site named ShadowByt3$ was identified in dark web reporting, and the operation was observed alongside other RaaS activity. ShadowByt3$ operates a dedicated extortion platform with multiple victim listings, downloadable data samples, and multiple contact methods including ProtonMail, TOX, and Telegram. Its leak infrastructure exposed cryptocurrency payment options in Bitcoin, Ethereum, and Monero, and researchers identified a secondary onion domain that appeared to function as a fallback or parallel instance. Telegram was used to announce leaks, publish limited data samples, direct users to download links, impose deadlines, threaten sale or redistribution of stolen data, and recruit collaborators with access to corporate environments. A secondary Telegram channel, @ShadowBytsleaks, was identified as part of the operation’s distribution footprint. Reporting linked ShadowByt3$ to the forum identity BlackVortex1. That handle appeared across multiple forums including DarkForums, BreachForums-style profiles, and Cracked.sh, with account creation concentrated between late 2025 and early 2026. A DarkForums thread explicitly connected BlackVortex1 to ShadowByt3$. A Cracked.sh thread tied to that identity advertised the ShadowByt3$ RaaS model as a low-barrier offering: participants with existing corporate access could join without an upfront fee, while others could join by paying USD 250 in cryptocurrency. The offering advertised a 70/30 revenue split in favor of affiliates, and stated that affiliates could rely on the operator for parts of ransom negotiation. The operation has been described as still defining itself but already showing the core components of a functioning ransomware ecosystem, with an emphasis on accessibility, recruitment, and rapid scaling rather than demonstrated technical sophistication. ShadowByt3$ was also mentioned in reporting about an alleged Nintendo breach first observed on June 13, 2026. In that case, the group claimed to have exfiltrated approximately 859 MB of sensitive internal data, reportedly linked to TINYpulse systems rather than necessarily Nintendo’s core infrastructure. However, that breach claim remained unverified at the time of reporting. Known aliases directly reflected in the content include SHADOWBYT3$ and ShadowByt3$.
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Targeting
Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Who they target
Sectors the actor has been observed targeting.
- Consumer Durables & Apparel
Tradecraft
8 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
Observables
6 indicators attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.
Recent activity
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Allegedly breached Nintendo and claimed exfiltration of employee-related and financial data, possibly via a third-party exposure vector involving TINYpulse systems. The group is described as financially motivated, but the claim remains unverified and little public information is available about its prior activity or tactics.
Referenced as another ransomware program under consideration, but without a formed opinion from The Gentlemen members.
Observed as a Ransomware-as-a-Service criminal operation and associated with a newly identified leak site.
An emerging ransomware-as-a-service operation running onion leak sites, Telegram leak and recruitment channels, and a low-barrier affiliate model focused on data extortion, leak promotion, and recruiting insiders or affiliates with corporate access.
The version that knows your environment.
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.