Disclosure context

About apt73

APT73 is a recently emerged ransomware group that began operations in April 2024, with financial motivation as their primary driver based on their targeting patterns across multiple high-value sectors. The group has demonstrated rapid growth in their operational tempo, accumulating 78 documented victims within their first months of activity. Their targeting methodology shows a preference for English-speaking markets and major economies, with the United Kingdom and United States representing their primary focus areas, followed by significant activity in India, Brazil, and France. The group exhibits a clear preference for high-value sectors including business services, technology, financial services, and healthcare organizations, suggesting a calculated approach to victim selection based on potential payment capability and operational impact. Given the group's recent emergence and limited public documentation from major threat intelligence sources, specific details regarding their initial access vectors, tooling, encryption methods, or organizational structure remain largely unconfirmed by authoritative sources such as CISA, FBI, or established security research firms. The group's current operational status appears active based on the timeline of their emergence, though comprehensive analysis of their capabilities and infrastructure requires additional intelligence gathering and documentation by security researchers. The group has been linked to 141 public disclosures across our corpus. First observed on a leak site on April 22, 2024; most recent post April 27, 2026. The operation is currently inactive.

Also tracked as: Eraleign.

Timeline of this disclosure

April 27, 2026assurified.com listed by apt73on the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Financial Services sector, which has 516 disclosures indexed across all operators we track. Geographically, assurified.com is reported in US, a country with 2,713 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

← All victims

Assurified

listed as assurified.com · Claimed by apt73 · listed 23 days ago

23d

Age

since listed · data leaked

Status timeline

Listed
Apr 27, 2026
Data leaked

At a glance

Group: apt73
Status: Data leaked
Country: US
Sector: Financial Services
Listed on leak site: Apr 27, 2026

About the victim

AI dossier — public-source company profile

Assurified is a US-based insurtech company providing an AI-powered insurance operating system specifically designed for the rental housing and multifamily real estate sector. Its platform centralizes insurance submissions, renewals, claims management, resident risk programs, and Total Cost of Risk (TCOR) decisioning into a single connected workflow. The company serves institutional property owners, brokers, TPAs, and property management partners.

Industry: Insurance Technology & Risk Management Software (Multifamily Real Estate)

Attack summary

Severity: high — Data has been published (not merely threatened), and the platform handles sensitive financial, insurance, and property data for institutional real estate portfolios, including resident PII-adjacent records (deposit replacement, liability waivers, claims). The breadth of financial and operational data at risk across multiple client organizations elevates this beyond medium severity, though without confirmed PII-at-scale volume or government/medical data it stops short of critical.

The group APT73 claims to have exfiltrated data from Assurified and has published the data (disclosed status: data_published). No ransom amount was stated and no specific data volume was disclosed in the post.

high

Data the group says was taken

AI dossier — extracted from the leak post

Insurance submission data
Policy and renewal records
Claims and loss-run records
Resident risk program data (deposit replacement, liability waiver)
COPE and Schedule of Values (SOV) data
TCOR financial analytics
Property exposure data
Client/partner account information

What the group claims

Assurified revolutionizes risk management for multifamily real estate. Our AI-powered solutions a...

Sources

Victim siteassurified.com
Leak posthttp://basherq53eniermxovo3bkduw5qqq5bkqcml3qictfmamgvmzovykyqd.onion/page_company.php?id=77

Source

Indexed 23 days ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.