Incident Score: Analysis & Impact (DELMICAMAFORSPLTP-1784478360)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Splunk's Vulnerability 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 Splunk 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 Splunk breach identified under incident ID DELMICAMAFORSPLTP-1784478360.
The analysis begins with a detailed overview of Splunk's information like the linkedin page: https://www.linkedin.com/company/splunk, the number of followers: 797711, the industry type: Software Development and the number of employees: 8747 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 780 and after the incident was 776 with a difference of -4 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 Splunk and their customers.
Microsoft recently reported "Cybersecurity Roundup: Zero-Days, AI Threats, and Massive Exploits Dominate July 2026", a noteworthy cybersecurity incident.
This week’s cybersecurity landscape underscored the relentless expansion of attack surfaces, with high-impact vulnerabilities, active exploits, and emerging threats targeting everything from enterprise identity systems to AI-driven workflows.
The disruption is felt across the environment, affecting SharePoint Server, Active Directory Federation Services and WordPress sites, and exposing Client tax and investment documents, Browsing history and Admin passwords.
In response, and began remediation that includes Patches released by Microsoft, WordPress, Notepad++, Dell, Fortinet, F5, Splunk.
Overall, the incident is a reminder of why proactive monitoring and strong governance matter.
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 high confidence (90%), supported by evidence indicating cVE-2026-56164 (SharePoint Server): Allows remote code execution (RCE) via crafted requests, External Remote Services (T1133) with moderate to high confidence (80%), supported by evidence indicating active Directory Federation Services exploit (CVE-2026-56155) enables privilege escalation, Supply Chain Compromise: Compromise Software Supply Chain (T1195.002) with moderate to high confidence (70%), supported by evidence indicating modHeader extension (1.6M installs) exfiltrating browsing history to external server, and Exploitation of Remote Services (T1210) with moderate to high confidence (80%), supported by evidence indicating wp2shell (CVE-2026-60137/CVE-2026-63030) in WordPress REST API enables unauthenticated takeovers. Under the Execution tactic, the analysis identified Exploitation for Client Execution (T1203) with high confidence (90%), supported by evidence indicating cVE-2026-56164 allows remote code execution (RCE) via crafted requests, Command and Scripting Interpreter: PowerShell (T1059.001) with moderate to high confidence (80%), supported by evidence indicating notepad++ v8.9.7 patched PowerShell command injection bug, and User Execution: Malicious File (T1204.002) with moderate to high confidence (70%), supported by evidence indicating 7-Zip flaw enables code execution via crafted archives. Under the Privilege Escalation tactic, the analysis identified Exploitation for Privilege Escalation (T1068) with high confidence (90%), supported by evidence indicating cVE-2026-56155 (Active Directory Federation Services) enables privilege escalation, Valid Accounts: Domain Accounts (T1078.002) with moderate to high confidence (80%), supported by evidence indicating windows User Profile Service exploit (LegacyHive PoC) allows registry hive hijacking, and Abuse Elevation Control Mechanism: Bypass User Account Control (T1548.002) with moderate to high confidence (70%), supported by evidence indicating bitLocker bypass bug (publicly disclosed) exposes post-patch risks. Under the Credential Access tactic, the analysis identified Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (80%), supported by evidence indicating dell BIOS firmware flaws exposing admin passwords and OS Credential Dumping: LSASS Memory (T1003.001) with moderate confidence (60%), supported by evidence indicating active Directory Federation Services exploit may enable credential dumping. Under the Lateral Movement tactic, the analysis identified Exploitation of Remote Services (T1210) with moderate to high confidence (70%), supported by evidence indicating sharePoint Server RCE (CVE-2026-56164) could enable lateral movement and Remote Services: Remote Desktop Protocol (T1021.001) with moderate confidence (60%), supported by evidence indicating active Directory Federation Services compromise may facilitate RDP abuse. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating eY breach such as Client tax and investment documents exfiltrated from IT support ticket platform, Automated Collection (T1119) with moderate to high confidence (70%), supported by evidence indicating modHeader extension exfiltrating browsing history to external server, and Data from Cloud Storage (T1530) with moderate confidence (60%), supported by evidence indicating aWS Cost Explorer bug introduced data-exposure risks. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating eY breach such as Unauthorized third party accessed and exfiltrated client documents and Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol (T1048.003) with moderate to high confidence (70%), supported by evidence indicating modHeader extension exfiltrating browsing history to external server. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate to high confidence (80%), supported by evidence indicating ghostCommit such as Malicious AI prompts hidden within code commits, Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating bitLocker bypass bug allows defense evasion, and Masquerading: Match Legitimate Name or Location (T1036.005) with moderate to high confidence (70%), supported by evidence indicating modHeader extension (1.6M installs) used dormant code for data exfiltration. Under the Impact tactic, the analysis identified Endpoint Denial of Service: Application or System Exploitation (T1499.004) with moderate to high confidence (70%), supported by evidence indicating dell July 2026 update causing unexpected laptop shutdowns and Data Manipulation: Stored Data Manipulation (T1565.001) with moderate confidence (60%), supported by evidence indicating splunk patches for data-integrity risks. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Splunk Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/splunk/incident/DELMICAMAFORSPLTP-1784478360
- Splunk CyberSecurity Rating page: https://www.rankiteo.com/company/splunk
- Splunk Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/delmicamaforspltp-1784478360-microsoft-splunk-fortinet-tp-link-dell-aws-vulnerability-march-2026/
- Splunk CyberSecurity Score History: https://www.rankiteo.com/company/splunk/history
- Splunk CyberSecurity Incident Source: https://cybersecuritynews.com/weekly-cyber-security-newsletter-bulletin/
- Rankiteo A.I CyberSecurity Rating methodology: https://www.rankiteo.com/Images/rankiteo_algo.pdf
- Rankiteo TPRM Scoring methodology: https://static.rankiteo.com/model/rankiteo_tprm_methodology.pdf