Wesco International

exfilsquad

Ransomware leak-site victim intelligence

Data size
40 GB UNCOMPRESSED
Files
1
Posted
Jul 26, 2026
Country
US
Industry
Manufacturing

Summary

Written by ThreatCluster from file listing, victim profile, leak post, our reporting

ExfilSquad claims to have stolen about 2.6 million records from Wesco International's cloud CRM environment, totaling roughly 484,364,239 bytes. The leak describes the data as including customer and employee PII, account and contact data, CRM user profiles, credit and business identifiers, authentication metadata, and access information. A sample file named wesco_exfilsquad.7z is shown (file type 7z), the leak post is published, and the victim is identified as Wesco International (US).

Describes what the group claims on its leak site. A listing is not confirmation that a breach occurred.

What was taken

2.6M~ records containing: customer and employee PII, account and contact data, CRM user profiles, credit and business identifiers, authentication metadata, and access information.

File types seen
7z × 1
Sample files (1)
wesco_exfilsquad.7z