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mtb.com Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The domain mtb.com has experienced a significant number of data breaches, totaling over 107,000 events, and a substantial volume of infostealer activity affecting over 14,000 instances. The timeline indicates a surge in employee and client-related events, particularly in late 2025 and early 2026, with notable spikes in September 2025 and January 2026. Malware families such as Redline, LummaC2, and Rhadamanthys are prevalent, often associated with credential harvesting. The majority of exposed data originates from combolist sources and database dumps, suggesting compromised credentials and potentially sensitive information leaks.

Total Events

122,083
credential exposure events

Employee Affected Events

62,762
account email domain = mtb.com

Client Affected Events

59,321
service target = mtb.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
25,00016,6678,3330
peak month 22,559
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events14,288
Share12%
Data breaches
Events107,795
Share88%
Infostealer logs (12%)
14,288events
Data breaches (88%)
107,795events

62,762 compromised employee accounts pose an infrastructure risk, while 59,321 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender444
Windows Defender Webroot SecureAnywhere18
Windows Defender McAfee VirusScan18
Windows Defender.17
Windows Defender Malwarebytes10
McAfee VirusScan8
Trend Micro3
Windows Defender McAfee2
Windows Defender McAfee.2

Malware Families Distribution

Distribution of Active Stealer Strains

Redline3,080
LummaC21,701
Rhadamanthys1,575
Acreed896
Vidar685
X-Files375
Millenium141
Cthulhu91
StealC65

Top Login URLs

Top exposed services found in the event results

  1. 1https://onlinebanking.mtb.com/4,154
  2. 2https://onlinebanking.mtb.com3,559
  3. 3onlinebanking.mtb.com3,321
  4. 4mtb.com3,065
  5. 5onlinebanking.mtb.com/2,586
  6. 6https://www3.mtb.com/log-in2,021
  7. 7https://mtb.com1,514
  8. 8https://www3.mtb.com1,327
  9. 9https://onlinebanking.mtb.com/Login/Index1,321
  10. 10android://m_6Alq4J9gWT0dkDuupbp32zNimEUJ39nh8B3SOB4Y0NWcyuuIAZDQCKA0zbwjkR1dq0G7lmqiDqpI0QH1Jzzw==@com.mtb.mobilebanking/1,306

Infostealer By Geography

Shows the distribution of Infostealer-related credential exposure events across different geographic regions. The location is determined by analyzing the metadata of the infected machines associated with each event.

United States
Events5,818
Bangladesh
Events547
Netherlands
Events438
Germany
Events377
Indonesia
Events187
Denmark
Events158
Algeria
Events111
Canada
Events96

Country Breakdown

  1. 1United States5,818
  2. 2Bangladesh547
  3. 3Netherlands438
  4. 4Germany377
  5. 5Indonesia187
  6. 6Denmark158
  7. 7Algeria111
  8. 8Canada96

Services Classification Distribution

Blast radius - closer to core = more critical infrastructure, size = credential volume

Microsoft63
Citrix58
FortiNet VPN23
Pulse Secure19
Git10
Cisco (AnyConnect)6
WordPress5

Operating System Distribution

Distribution of compromised endpoint builds

Windows 111,352
Windows 11 24H2 build 26100 (64 Bit)945
Windows 10 22H2 build 19045 (64 Bit)588
Windows 10 Home x64586
Windows 10 Enterprise x64462

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
82,560
Combolist pools
25,235
Unattributed dumps

Disclaimer: This report includes AI-generated content. AI can make mistakes, so verify important findings independently before taking action.