Incident: Destructive Cyberattack on Sony Pictures Entertainment by Malicious Software

Published Date: 2014-12-01

Postmortem Analysis
Timeline 1. The software failure incident, which was a destructive cyberattack on Sony Pictures Entertainment, occurred in November 2014 [32272].
System 1. Hard drives of computers, including the master boot record - The malware used in the attack overrode all data on the hard drives of computers, including the master boot record, preventing them from booting up [32272].
Responsible Organization 1. Hackers who used malicious software to launch a destructive cyberattack on Sony Pictures Entertainment [32272].
Impacted Organization 1. Sony Pictures Entertainment [32272]
Software Causes 1. Malicious software used in a destructive cyberattack against Sony Pictures Entertainment, which overrode all data on hard drives of computers, including the master boot record, preventing them from booting up [32272].
Non-software Causes 1. The cyberattack was believed to be a coordinated attack with destructive payloads against a corporation in the U.S., marking a watershed event in cybersecurity (Article 32272). 2. The attack on Sony Pictures Entertainment resulted in corporate email being down for a week and other systems being crippled during the crucial holiday film season (Article 32272). 3. The attack was speculated to be in retaliation for Sony's backing of the film "The Interview," which depicted the assassination of North Korean leader Kim Jong Un, leading to tensions with North Korea (Article 32272).
Impacts 1. The software failure incident resulted in the destruction of data on hard drives of computers, including the master boot record, making it extremely difficult and costly, if not impossible, to recover the data using standard forensic methods [32272]. 2. The attack brought down corporate email for a week and crippled other systems at Sony Pictures Entertainment, affecting their operations as they prepared to release several highly anticipated films during the crucial holiday film season [32272]. 3. The incident led to Sony Pictures Entertainment restoring a number of important services and working closely with law enforcement officials to investigate the matter [32272]. 4. The attack required Sony to hire FireEye Inc's Mandiant incident response team to help clean up after the attack, indicating the severity of the breach [32272]. 5. The software failure incident had geopolitical implications, with experts considering it a watershed event in terms of destructive cyberattacks against corporations in the U.S. [32272].
Preventions 1. Implementing robust cybersecurity measures such as regular security audits, penetration testing, and network monitoring to detect and prevent malicious activities [32272]. 2. Ensuring all systems are up to date with the latest security patches and updates to address known vulnerabilities [32272]. 3. Educating employees on cybersecurity best practices, including how to identify and report suspicious activities or emails that could lead to a breach [32272]. 4. Implementing data backup and disaster recovery plans to mitigate the impact of data loss in case of a successful cyberattack [32272].
Fixes 1. Manually replacing the hard drives on each computer affected by the malware [32272] 2. Re-imaging the affected computers to repair them [32272]
References 1. Federal Bureau of Investigation (FBI) [Article 32272] 2. Cybersecurity experts 3. Sony Pictures Entertainment 4. Department of Homeland Security 5. FireEye Inc's Mandiant incident response team 6. Re/code (technology news site)

Software Taxonomy of Faults

Category Option Rationale
Recurring one_organization, multiple_organization (a) The software failure incident has happened again at Sony Pictures Entertainment. The FBI warning issued to businesses following the cyberattack on Sony described the malicious software used in the attack, indicating a similar incident within the same organization [32272]. (b) The software failure incident has also happened at other organizations in the past. The FBI report mentioned previous destructive cyber attacks in Asia and the Middle East, including one against oil producer Saudi Aramco, which knocked out some 30,000 computers. These attacks are believed to have been launched by hackers working on behalf of the governments of North Korea and Iran, indicating similar incidents at multiple organizations [32272].
Phase (Design/Operation) design, operation (a) The software failure incident related to the design phase can be seen in the article where it mentions that hackers used malicious software to launch a destructive cyberattack on Sony Pictures Entertainment. The malware described in the FBI warning overrides all data on hard drives of computers, including the master boot record, making it extremely difficult and costly to recover the data using standard forensic methods [Article 32272]. (b) The software failure incident related to the operation phase is evident in the article where it discusses how the cyberattack on Sony Pictures Entertainment brought corporate email down for a week and crippled other systems as the company was preparing to release several highly anticipated films during the crucial holiday film season. This disruption in operations was a result of the cyberattack on the company's systems [Article 32272].
Boundary (Internal/External) within_system, outside_system (a) within_system: The software failure incident described in the articles was primarily due to a destructive cyberattack using malicious software that overrode all data on hard drives of computers, including the master boot record, preventing them from booting up. This attack was a coordinated cyberattack with destructive payloads against a corporation in the U.S., specifically targeting Sony Pictures Entertainment [32272]. The attack originated from within the system, as hackers used malware to directly target and compromise the company's internal systems and data. (b) outside_system: The external contributing factors to the software failure incident included the involvement of hackers who launched the cyberattack from outside the system. The attack was believed to be carried out by hackers working on behalf of governments, such as North Korea and Iran, as part of highly destructive attacks in South Korea and the Middle East. The attack on Sony Pictures Entertainment was seen as a possible retaliation for the company's involvement in the film "The Interview," which depicted the assassination of North Korean leader Kim Jong Un [32272].
Nature (Human/Non-human) non-human_actions, human_actions (a) The software failure incident in this case was primarily due to non-human actions, specifically a destructive cyberattack using malicious software that overrode all data on hard drives of computers, including the master boot record, making it extremely difficult and costly to recover the data [32272]. (b) Human actions also played a role in this software failure incident as the attack was believed to have been launched by hackers, potentially working on behalf of North Korea, as a form of retribution against Sony Pictures Entertainment for its involvement in the film "The Interview" [32272].
Dimension (Hardware/Software) hardware, software (a) The software failure incident described in the articles is related to hardware as the malicious software used in the cyberattack overrides all data on hard drives of computers, including the master boot record, which prevents them from booting up [32272]. (b) The software failure incident is also related to software as the attack involved the use of malicious software to launch a destructive cyberattack on Sony Pictures Entertainment, which affected the company's systems and brought down corporate email for a week [32272].
Objective (Malicious/Non-malicious) malicious (a) The software failure incident described in the articles is malicious in nature. The incident involved a destructive cyberattack on Sony Pictures Entertainment, where hackers used malicious software to launch the attack with the intent to harm the company's systems [32272]. The malware used in the attack overrode all data on hard drives of computers, including the master boot record, making it extremely difficult and costly, if not impossible, to recover the data using standard forensic methods [32272]. The attack was described as a watershed event in cybersecurity, representing a coordinated cyberattack with destructive payloads against a corporation in the U.S. [32272]. (b) There is no information in the articles to suggest that the software failure incident was non-malicious.
Intent (Poor/Accidental Decisions) poor_decisions (a) poor_decisions: The software failure incident related to the cyberattack on Sony Pictures Entertainment was likely due to poor decisions made by the hackers who launched the attack. The attack involved the use of malicious software that overrode all data on hard drives of computers, including the master boot record, making it extremely difficult and costly to recover the data using standard forensic methods [32272]. (b) accidental_decisions: The software failure incident does not provide clear evidence of failure due to accidental decisions or unintended mistakes.
Capability (Incompetence/Accidental) accidental (a) The software failure incident reported in the articles is not attributed to development incompetence. The incident was primarily a result of a destructive cyberattack using malicious software that overrode all data on hard drives of computers, including the master boot record, making it extremely difficult and costly to recover the data [32272]. (b) The software failure incident was accidental in the sense that it was not caused by incompetence during development but rather by a deliberate cyberattack using malware that was launched against Sony Pictures Entertainment, resulting in significant damage to the company's systems and operations [32272].
Duration temporary The software failure incident described in the articles is temporary. The incident involved a destructive cyberattack on Sony Pictures Entertainment, where the malicious software used by hackers overrode all data on hard drives of computers, including the master boot record, preventing them from booting up. This incident caused significant disruption to Sony's operations, including bringing corporate email down for a week and crippling other systems [32272]. The incident was not a permanent failure as it was caused by specific circumstances, such as the cyberattack, rather than being a result of inherent flaws in the software itself.
Behaviour crash, other (a) crash: The software failure incident described in the articles can be categorized as a crash. The malicious software used in the cyberattack against Sony Pictures Entertainment caused the computers' hard drives to be overridden, including the master boot record, which prevented them from booting up. This resulted in the system losing its state and not being able to perform its intended functions [32272]. (b) omission: There is no specific mention of the software failure incident being due to the system omitting to perform its intended functions at an instance(s) in the articles. (c) timing: The software failure incident is not related to the system performing its intended functions correctly but too late or too early in the articles. (d) value: The software failure incident is not described as the system performing its intended functions incorrectly in the articles. (e) byzantine: The software failure incident is not related to the system behaving erroneously with inconsistent responses and interactions in the articles. (f) other: The behavior of the software failure incident can be categorized as a destructive cyberattack where the malicious software overrides data on hard drives, making it extremely difficult or impossible to recover the data using standard forensic methods. This behavior goes beyond a typical crash or malfunction, as it involves intentional and destructive actions by the attackers [32272].

IoT System Layer

Layer Option Rationale
Perception None None
Communication None None
Application None None

Other Details

Category Option Rationale
Consequence property, non-human, theoretical_consequence (d) property: People's material goods, money, or data was impacted due to the software failure The software failure incident described in the articles resulted in significant property damage and loss. The malicious software used in the cyberattack against Sony Pictures Entertainment overwrote all data on hard drives of computers, including the master boot record, making it extremely difficult and costly, if not impossible, to recover the data using standard forensic methods [32272]. This led to the destruction of data and systems, causing a severe impact on the company's operations and potentially resulting in financial losses. Additionally, the attack on Sony Pictures Entertainment brought corporate email down for a week and crippled other systems, affecting the company's ability to function normally and potentially leading to further financial repercussions [32272].
Domain entertainment, government (a) The failed system was related to the entertainment industry, specifically affecting Sony Pictures Entertainment. The cyberattack on Sony Pictures Entertainment disrupted corporate email services and other systems, impacting the company's operations as it prepared to release several highly anticipated films during the holiday season [32272]. The attack was believed to be in retaliation for the film "The Interview," a comedy about a plot to assassinate North Korean leader Kim Jong Un, which had drawn criticism from the North Korean government [32272]. (l) The failed system also had implications for the government sector. There were speculations that the cyberattack on Sony Pictures Entertainment, which was the victim of the destructive attack, might have been orchestrated by hackers working on behalf of North Korea as a form of retribution for the film "The Interview" [32272]. The FBI report did not explicitly name the victim of the attack, but cybersecurity experts who reviewed the document indicated that it was likely referring to the breach at the California-based unit of Sony Corp [32272].

Sources

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