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Analyze » Delta Information Systems, Inc. » AMPDELDEL1779209472

Incident Score: Analysis & Impact (AMPDELDEL1779209472)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-125
Company Score Before Incident753 / 1000
Company Score After Incident628 / 1000
Company LinkView Delta Information Systems, Inc. Profile
INCIDENT NUMBERAMPDELDEL1779209472
Type of Cyber IncidentRansomware
ATTACK VECTORUnauthorized access
DATA EXPOSEDSensitive personal information including names,...
INCIDENT DATE20/03/2026
STATUSOngoing

Key Highlights From The Incident Analysis

  • Timeline of Delta Information Systems, Inc.'s Ransomware 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 Delta Information Systems, Inc. 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 Delta Information Systems, Inc. breach identified under incident ID AMPDELDEL1779209472.

The analysis begins with a detailed overview of Delta Information Systems, Inc.'s information like the linkedin page: https://www.linkedin.com/company/deltainformationsystems, the number of followers: 1035, the industry type: Defense & Space and the number of employees: 24 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 753 and after the incident was 628 with a difference of -125 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 Delta Information Systems, Inc. and their customers.

On 18 May 2026, Ampex Data Systems Corp. disclosed Ransomware issues under the banner "Ampex Data Systems Discloses Ransomware Attack Affecting 3,723 Individuals".

Ampex Data Systems Corp., a California-based defense and aerospace electronics firm, reported a data breach impacting 3,723 individuals in the U.S.

The disruption is felt across the environment, affecting Network at one of Ampex’s office locations, and exposing Sensitive personal information including names, addresses, Social Security numbers, dates of birth, driver’s license numbers, and banking details, with nearly 3,723 records at risk.

In response, moved swiftly to contain the threat with measures like Intrusion contained by March 23, 2026, and began remediation that includes Network restoration ongoing, and stakeholders are being briefed through Written letters to affected individuals, dedicated helpline, HR support.

The case underscores how Ongoing, and recommending next steps like Free single-bureau credit monitoring, credit reports, and credit score services through Cyberscout for affected individuals, with advisories going out to stakeholders covering Written letters sent on May 26, 2026; helpline (1-877-424-7916) and HR support (1-650-367-3259) available for 90 days.

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 Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating pLAY ransomware group gained unauthorized access to a network and Exploit Public-Facing Application (T1190) with lower confidence (40%), supported by evidence indicating unauthorized access to a network at one of Ampex’s office locations. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate confidence (50%), supported by evidence indicating ransomware attack involving encryption of a network. Under the Credential Access tactic, the analysis identified OS Credential Dumping (T1003) with moderate to high confidence (70%), supported by evidence indicating sensitive personal information including SSNs and banking details exposed. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating names, addresses, SSNs, dates of birth, driver’s license numbers compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating pLAY ransomware group threatened to publish stolen data on the dark web. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), supported by evidence indicating network encrypted by PLAY ransomware group; data encryption confirmed. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate confidence (60%), supported by evidence indicating ransomware attack involving encryption of a network and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (50%), supported by evidence indicating intrusion contained by March 23, 2026; network restoration ongoing. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Valid Accounts (60%)
Exploit Public-Facing Application (40%)
Execution
User Execution: Malicious File (50%)
Credential Access
OS Credential Dumping (70%)
Collection
Data from Local System (80%)
Exfiltration
Exfiltration Over C2 Channel (90%)
Impact
Data Encrypted for Impact (90%)
Defense Evasion
Obfuscated Files or Information (60%)
Impair Defenses: Disable or Modify Tools (50%)

Sources & References