Skip to content
brandefense.io
Request A Demo

Search Ransomware Intelligence

Jump to a group, country, industry or search victims.

Inactive · #134 by victimsRansomware group

Marketo

As of Oct 19, 2026, Marketo has listed 32 confirmed victims on its leak site since Jul 11, 2025, 0.1% of all victims tracked by Brandefense. Its most targeted country is United States (3.1% of its victims).

Marketo, launched in April 2021, is a data-theft extortion marketplace that steals and sells data to third parties or back to victims without encrypting files, applying aggressive pressure by emailing victims' competitors with sample data packs.

Is My Company Listed?Follow MarketoRequest IOC FeedTTPs, CVEs and malware →

Follow and IOC feeds are part of the Brandefense platform.

Confirmed Victims
32
Rank By Victims
#134
Last Leak-Site Post
Jul 11, 2025
Top Country
United States
Top Sector
Unknown

Victims Posted Per Month.

Marketo confirmed victims per month
MonthConfirmed victims
July 202532
August 20250
September 20250
October 20250
November 20250
December 20250
January 20260
February 20260
March 20260
April 20260
May 20260
June 20260
July 20260
August 20260
September 20260
October 2026 (month in progress)0
Updated continuously · figures as of Oct 19, 2026

Latest Marketo Victims.

Search all 32 →
Latest confirmed leak-site victims claimed by Marketo
VictimCountryIndustryData claimedPosted
Axis CommunicationsUnknownUnknownNot stated
Gamesa Corporation leaked dataUnknownUnknownNot stated
Sea Mar Community Health CentersUnknownUnknownNot stated
Elm3 Financial Group, LLCUnknownUnknownNot stated
Virginia Department of Military AffairsUnknownUnknownNot stated
Sandhills CenterUnknownUnknownNot stated

How They Operate.

Marketo's threat actor profile lists 1 malware and tools, with its targets and related actors.

TTPs, CVEs and malware →

Who Marketo Targets.

Sectors

No data for this window right now.

Countries

  1. USUnited States13.1%
Shares are of this group's confirmed victims.

History.


  1. First seen in Brandefense data

  2. Busiest month on record: 32 confirmed victims

  3. First confirmed victim listed on its leak site

  4. Most recent leak-site post

Get Real-Time Alerts, IOC Feeds And Takedowns.

The Brandefense platform watches every leak site for your company, vendors and executives, and acts on what it finds.

Request A Demo

Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.