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Analyze » Grubhub » GRU1768977235

Incident Score: Analysis & Impact (GRU1768977235)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-52
Company Score Before Incident630 / 1000
Company Score After Incident578 / 1000
INCIDENT NUMBERGRU1768977235
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDSensitive personal data
INCIDENT DATE19/01/2026
STATUSOngoing

Key Highlights From The Incident Analysis

  • Timeline of Grubhub'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 Grubhub 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 Grubhub breach identified under incident ID GRU1768977235.

The analysis begins with a detailed overview of Grubhub's information like the linkedin page: https://www.linkedin.com/company/grubhub-seamless, the number of followers: 222114, the industry type: Technology, Information and Internet and the number of employees: 6717 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 630 and after the incident was 578 with a difference of -52 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 Grubhub and their customers.

Grubhub recently reported "Grubhub Faces Class Action Lawsuit Over Alleged Data Breach Failures", a noteworthy cybersecurity incident.

A potential class action lawsuit was filed against Grubhub in Illinois federal court, accusing the food delivery platform of failing to protect sensitive personal data belonging to diners and drivers.

The disruption is felt across the environment, and exposing Sensitive personal data.

Formal response steps have not been shared publicly yet.

The case underscores how Ongoing.

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 inadequate security measures left their information vulnerable to a breach and Trusted Relationship (T1199) with lower confidence (40%), supported by evidence indicating digital transactions in the gig economy and delivery services sector. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate confidence (60%), supported by evidence indicating inadequate security measures left their information vulnerable to a breach. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (70%), supported by evidence indicating sensitive personal data belonging to diners and drivers. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate confidence (60%), supported by evidence indicating data breach with high sensitivity of data and Transfer Data to Cloud Account (T1537) with lower confidence (40%), supported by evidence indicating digital transactions in the food delivery platform. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating class action lawsuit over alleged data breach failures. 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%)
Trusted Relationship (40%)
Credential Access
Unsecured Credentials (60%)
Collection
Data from Local System (70%)
Exfiltration
Exfiltration Over C2 Channel (60%)
Transfer Data to Cloud Account (40%)
Impact
Data Destruction (30%)