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Analyze » Impac Mortgage Corp. » IMP1777415218

Incident Score: Analysis & Impact (IMP1777415218)

The details regarding individual company incidents & reports gives you full view from every side.

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-220
Company Score Before Incident705 / 1000
Company Score After Incident485 / 1000
Company LinkView Impac Mortgage Corp. Profile
INCIDENT NUMBERIMP1777415218
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDBorrower data
INCIDENT DATE26/03/2026
STATUSpublished

Key Highlights From The Incident Analysis

  • Timeline of Impac Mortgage Corp.'s Breach and lateral movement inside company's environment.
  • Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
  • How Rankiteo’s incident engine converts technical details into a normalized incident score.
  • How this cyber incident impacts Impac Mortgage Corp. Rankiteo cyber scoring and cyber rating.
  • Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.

Full Incident Analysis Transcript

In this Rankiteo incident briefing, we review the Impac Mortgage Corp. breach identified under incident ID IMP1777415218.

The analysis begins with a detailed overview of Impac Mortgage Corp.'s information like the linkedin page: https://www.linkedin.com/company/impacmortgage, the number of followers: 7478, the industry type: Financial Services and the number of employees: 387 employees

After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 705 and after the incident was 485 with a difference of -220 which is could be a good indicator of the severity and impact of the incident.

In the next step of the video, we will analyze in more details the incident and the impact it had on Impac Mortgage Corp. and their customers.

On 27 March 2026, Impac Mortgage Holdings disclosed Data Breach issues under the banner "Impac Mortgage Data Breach and Delayed Notification".

A proposed nationwide class action lawsuit has been filed against Impac Mortgage Holdings, alleging negligence and delayed response following a data breach.

The disruption is felt across the environment, and exposing Borrower data, plus an estimated financial loss of $5 million (estimated damages under Class Action Fairness Act).

In response, and stakeholders are being briefed through Delayed notification (letters mailed on March 27, 2026).

The case underscores how with advisories going out to stakeholders covering Letters mailed to affected individuals on March 27, 2026.

Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.

The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.

MITRE ATT&CK® Correlation Analysis

Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating lack of encryption and intrusion detection systems and Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating borrower data compromised; likely accessed via legitimate credentials. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate to high confidence (70%), supported by evidence indicating lack of encryption and intrusion detection systems. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating borrower data compromised; thousands of U.S. consumers impacted. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data breach detected nearly two years before notification and Transfer Data to Cloud Account (T1537) with moderate confidence (50%), supported by evidence indicating borrower data exfiltrated; no details on method. Under the Defense Evasion tactic, the analysis identified Disabling Security Tools (T1089) with moderate confidence (60%), supported by evidence indicating lack of intrusion detection systems and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (50%), supported by evidence indicating failed to implement adequate safeguards. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (40%), supported by evidence indicating borrower data compromised; potential misuse. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Exploit Public-Facing Application (50%)
Valid Accounts (60%)
Credential Access
Unsecured Credentials (70%)
Collection
Data from Local System (80%)
Exfiltration
Exfiltration Over C2 Channel (70%)
Transfer Data to Cloud Account (50%)
Defense Evasion
Disabling Security Tools (60%)
Impair Defenses: Disable or Modify Tools (50%)
Impact
Data Destruction (40%)

Sources & References