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Group Burunduki is a financially motivated web-skimming threat actor associated with the mass exploitation of CVE-2024-34102 (CosmicSting) in Adobe Commerce and Magento environments during 2024. The group used a dynamically delivered JavaScript payment skimmer retrieved through a WebSocket-based loader. This activity formed part of broader campaigns in which compromised e-commerce stores were modified to capture customer payment data at checkout.
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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.
10 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.
2 indicators attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Using WebSocket-delivered dynamic skimmer code on checkout pages of compromised Magento stores.
Burunduki deploys dynamic skimmer code via WebSocket connections, using CosmicSting to gain access and inject scripts into checkout pages.
Group Burunduki exploited the CosmicSting vulnerability to inject dynamic skimmer code via a WebSocket connection, enabling real-time updates and evasion.
Group Burunduki uses a dynamic skimmer code delivered via WebSocket to steal payment data from compromised e-commerce sites.
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.