Tetrade
Tetrade is a Brazilian-origin cybercriminal group associated in the provided content with banking malware activity. The content specifically states that Grandoreiro is part of the Tetrade group and that Grandoreiro remained active in 2025 despite a major law-enforcement disruption in early 2024. In 2025, Brazilian-origin families such as Grandoreiro, identified as part of Tetrade, were noted for constant activity and global reach. Based on the provided content, Tetrade is linked to financially motivated operations involving banking malware targeting desktop banking platforms. Known alias in the content: tetrade. Known associated malware/sub-group mentioned in the content: Grandoreiro.
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Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.
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.
- Banks
- Financial Services
Where they're from
Attributed origin per open-source reporting.
- BR
Associated malware families
1 malware family attributed to this actor across reporting.
Recent activity
1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
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.