TACTIC: INITIAL ACCESS

Exploit Public-Facing Application (T1190): Real Cases

MITRE Definition ↗
Adversaries exploit vulnerabilities in internet-connected software such as web servers or VPN appliances.

Key Facts

Technique ID
T1190
Initial Access
Mapped Cases
21
Primary sources
Related Laws
11
Criminal statutes
  • ATT&CK Technique Identifier: T1190.
  • Tactical Phase: Initial Access.
  • Substantiated in 21 primary court prosecution and advisory cases.
  • Linked records cite judicial dockets, plea agreements, or federal advisories.

Verified Evidentiary Case Records (21)

Six Russian Main Intelligence Directorate (GRU) military officers charged with deploying the NotPetya wiper, Olympic Destroyer malware, KillDisk attacks against Ukrainian power grids, and cyberattacks targeting French elections.

Primary Source Evidence Excerpt: Indictment ¶ 38, Page 19
"Conspirators compromised the software update mechanism of M.E.Doc, an accounting software used extensively in Ukraine, to distribute the malicious NotPetya binary."
U.S. District Court for the Western District of Pennsylvania · 2:20-cr-00316 View full case dossier →

Comprehensive global law enforcement takedown (Operation Cronos) of LockBit ransomware infrastructure, unmasking creator Dmitry Khoroshev (LockBitSupp) and multiple active affiliates who extorted over $500 million from thousands of victims.

Primary Source Evidence Excerpt: CISA Advisory AA23-325A
"Affiliates gained access by exploiting Citrix Bleed vulnerability CVE-2023-4966 in NetScaler ADC appliances."
U.S. District Court for the District of New Jersey · 2:24-cr-00330 View full case dossier →

State-sponsored cyber group sponsored by the People's Republic of China breached dozens of U.S. critical infrastructure operators in communications, energy, transportation, and water systems to establish disruptive persistent access.

Primary Source Evidence Excerpt: CISA Advisory AA24-038A ¶ 12
"Initial access was achieved by exploiting zero-day vulnerabilities in edge network routers and VPN firewalls including Fortinet and Ivanti appliances."
Federal Law Enforcement Action / FISA Court Authorized Operations · CISA-AA24-038A View full case dossier →

Sophisticated software supply chain compromise by the Russian Foreign Intelligence Service (SVR), inserting the SUNBURST backdoor into updates of SolarWinds Orion software and compromising multiple federal agencies.

Primary Source Evidence Excerpt: CISA Advisory AA20-352A ¶ 8
"Adversaries inserted malicious source code (SUNBURST) into legitimate SolarWinds Orion build pipelines, resulting in digitally signed malicious updates."
U.S. District Court for the Southern District of New York · SEC CIK 0001739942 View full case dossier →

Ukrainian national and REvil ransomware affiliate responsible for deploying the ransomware attack that hijacked Kaseya VSA management software, instantly encrypting up to 1,500 downstream businesses on July 4th weekend.

Primary Source Evidence Excerpt: Indictment ¶ 14, Page 7
"Vasinskyi exploited zero-day authentication bypass and SQL injection vulnerabilities in internet-facing Kaseya VSA servers."
U.S. District Court for the Northern District of Texas · 3:21-cr-00314 View full case dossier →

Mastermind of the largest credit card theft operation in history at the time, hacking TJX Companies, BJ's Wholesale Club, OfficeMax, and Heartland Payment Systems, stealing over 130 million payment cards.

Primary Source Evidence Excerpt: Indictment ¶ 14, Page 6
"Gonzalez used automated SQL injection scripts against web servers to gain back-end access to internal payment processing networks."
U.S. District Court for the District of Massachusetts · 1:08-cr-10223 View full case dossier →

Russian hacker who penetrated JPMorgan Chase and eleven other major U.S. financial institutions and media companies, stealing personal data belonging to over 100 million customers to fuel securities pump-and-dump schemes.

Primary Source Evidence Excerpt: Indictment ¶ 12, Page 6
"Tyurin gained entry to JPMorgan Chase's network by exploiting an unpatched web application server lacking two-factor authentication."
U.S. District Court for the Southern District of New York · 1:15-cr-00393 View full case dossier →

Former Seattle cloud engineer who identified misconfigured web application firewalls to gain unauthorized access to Capital One's Amazon Web Services storage buckets, exfiltrating 106 million customer credit card applications.

Primary Source Evidence Excerpt: Indictment ¶ 9, Page 4
"Thompson sent crafted HTTP requests exploiting a Server-Side Request Forgery (SSRF) flaw in a misconfigured open-source ModSecurity WAF."
U.S. District Court for the Western District of Washington · 2:19-cr-00159 View full case dossier →

Former white-hat computer security analyst turned master cybercriminal who operated CardersMarket, hacking rival criminal forums to steal their user databases and monopolize illicit credit card trafficking.

Primary Source Evidence Excerpt: Indictment ¶ 14, Page 7
"Vision exploited web application vulnerabilities in competitor dark web portals to compromise forum SQL databases and hijack customer accounts."
U.S. District Court for the Northern District of California · 3:07-cr-00624 View full case dossier →

Ukrainian cybercriminals who hacked into the SEC EDGAR corporate filing test system, exfiltrating non-public quarterly earnings reports for hundreds of publicly traded companies before their official release to generate $4.1 million in illegal insider trades.

Primary Source Evidence Excerpt: Indictment ¶ 14, Page 8
"Radchenko exploited a software vulnerability in the SEC EDGAR test server software to extract unpublished draft 8-K and 10-Q reports."
U.S. District Court for the District of New Jersey · 2:19-cr-00040 View full case dossier →

Historic seizure of over 50,676 Bitcoins ($3.36 billion at seizure) hidden in an underground floor safe and popcorn tin, stolen by James Zhong from the Silk Road darknet market in 2012 by triggering race conditions in the withdrawal logic.

Primary Source Evidence Excerpt: Information ¶ 8, Page 4
"Zhong registered accounts and rapidly executed simultaneous withdrawal requests within fractions of a second, causing the automated withdrawal daemon to pay out double balances."
U.S. District Court for the Southern District of New York · 1:22-cr-00594 View full case dossier →

Four military officers with the Chinese People's Liberation Army (PLA) 54th Research Institute charged with hacking into Equifax networks, stealing trade secrets, and exfiltrating personally identifiable information (PII) of roughly 147 million American citizens.

Primary Source Evidence Excerpt: Indictment ¶ 14, Page 6
"The conspirators exploited a known vulnerability in the Apache Struts Web Framework (CVE-2017-5638) on Equifax's online dispute portal to obtain initial remote shell execution."
U.S. District Court for the Northern District of Georgia · 1:20-cr-00071 View full case dossier →

Joint United States and Israeli covert cyber operation that deployed the Stuxnet computer worm, the first known malware capable of causing physical destruction to industrial hardware. The worm exploited four Windows zero-day vulnerabilities and compromised Siemens Step7 PLC software to spin Natanz nuclear centrifuges out of control.

Primary Source Evidence Excerpt: Symantec Security Response Technical Dossier v1.4, Page 14
"Stuxnet utilized a Windows zero-day vulnerability in shortcut icon rendering (CVE-2010-2568 LNK vulnerability) allowing automatic binary execution upon viewing a malicious USB drive in Windows Explorer."
U.S. Federal Executive Attribution · N/A (Covert Operation) View full case dossier →

Mass cyber extortion campaign exploiting a zero-day SQL injection vulnerability (CVE-2023-34362) in Progress Software MOVEit Transfer appliances, exfiltrating personal records of over 90 million individuals across 2,700 organizations without encrypting files.

Primary Source Evidence Excerpt: CISA Advisory AA23-158A
"Threat actors submitted crafted HTTP requests containing SQL injection payloads to internet-facing moveitisapi.dll endpoints to bypass authentication and execute arbitrary database queries."
U.S. District Court for the District of Massachusetts · CISA Advisory AA23-158A View full case dossier →

Russian state-sponsored operators exploited an unpatched Fortinet VPN gateway to access Viasat satellite network management segments, broadcasting malicious AcidRain wiper firmware that permanently bricked tens of thousands of satellite terminals across Ukraine and Europe.

Primary Source Evidence Excerpt: Viasat Incident Report on KA-SAT Network Cyber Attack
"Operatives achieved initial access via an unpatched Fortinet VPN appliance, pivoting into the trusted satellite management segment without secondary authentication."
Federal Bureau of Investigation & European Union Attribution · CISA Alert AA22-110A View full case dossier →

Adversaries compromised a senior DevOps engineer home computer by exploiting a remote code execution vulnerability in Plex Media Server, implanted keyloggers to capture master vault credentials, and exfiltrated encrypted customer password vaults from AWS S3 storage.

Primary Source Evidence Excerpt: LastPass Support Incident Notice 2023
"Threat actors exploited a vulnerable third-party media software package (Plex CVE-2022-40348) installed on a DevOps engineer home computer to gain remote execution."
U.S. District Court for the District of Massachusetts · Incident Retrospective 2022-2023 View full case dossier →

State-sponsored cyber espionage operators maintained undetected access to the Starwood guest reservation database for four years, deploying remote access trojans and memory scrapers to exfiltrate unencrypted passport numbers, payment cards, and travel itineraries.

Kill-Chain Phase: Initial Access (Legacy Network Compromise)

Threat actors deployed remote access trojans and memory scraping tools on Starwood guest reservation database servers prior to the acquisition.

U.S. District Court for the District of Maryland · FTC Docket No. C-4712 View full case dossier →

LockBit ransomware affiliates exploited the Citrix Bleed zero-day (CVE-2023-4966) to bypass multi-factor authentication, exfiltrating 43 gigabytes of sensitive internal aerospace data and parts distribution documentation from Boeing parts and distribution business.

Primary Source Evidence Excerpt: CISA Advisory AA23-325A: LockBit 3.0 Ransomware Affiliates Exploit CVE-2023-4966
"Ransomware affiliates leveraged Citrix Bleed (CVE-2023-4966) to extract active user session tokens from NetScaler appliance memory, hijacking authenticated sessions without entering MFA codes."
U.S. District Court for the Eastern District of Virginia · SEC Form 8-K Disclosure View full case dossier →

Chinese state-sponsored espionage campaign (Salt Typhoon / GhostEmperor / FamousSparrow) compromising core routing and lawful intercept infrastructure of major U.S. broadband and wireless carriers (including AT&T, Verizon, and Lumen), gaining persistent access to CALEA court-ordered wiretap requests and unencrypted call metadata of senior government officials.

Primary Source Evidence Excerpt: CISA Joint Cybersecurity Advisory on PRC Compromise of Commercial Telecommunications
"Threat actors exploited edge firewall and VPN appliance vulnerabilities to compromise peripheral carrier edge routers."
Federal Bureau of Investigation & CISA Joint Investigation · CISA-FBI-JSA-2024-10-SALT View full case dossier →

Universal zero-day vulnerability in Apache Log4j (Log4Shell) where arbitrary JNDI lookup strings (${jndi:ldap://...}) processed by logger components permitted unauthenticated remote code execution, triggering mass scanning and exploitation across billions of enterprise cloud servers by nation-state actors and ransomware syndicates worldwide.

Primary Source Evidence Excerpt: CSRB Log4j Report, Page 14
"Attackers sent crafted HTTP user-agent headers, chat messages, or form inputs containing JNDI lookup expressions to trigger automated remote Java class retrieval."
Cyber Safety Review Board (CSRB) Review Report · CVE-2021-44228 View full case dossier →

Federal criminal indictment charging Russian military intelligence conspirator serving GRU Unit 29155 with unleashing the destructive WhisperGate master boot record wiper malware against Ukrainian civilian ministry systems on the eve of the 2022 invasion and conducting cyber reconnaissance against 26 NATO member state critical infrastructure networks.

Primary Source Evidence Excerpt: Indictment ¶ 24, Page 8
"Conspirators exploited vulnerabilities in content management systems and public-facing web servers to establish foothold before wiper detonation."
U.S. District Court for the District of Maryland · 1:24-cr-00268 View full case dossier →

Commonly Charged Criminal Statutes