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OSINT Shark Ransomware: Ransomware as a service

Low
Published: Thu Aug 18 2016 (08/18/2016, 00:00:00 UTC)
Source: CIRCL
Vendor/Project: tlp
Product: white

Description

OSINT Shark Ransomware: Ransomware as a service

AI-Powered Analysis

AILast updated: 07/02/2025, 20:10:58 UTC

Technical Analysis

OSINT Shark Ransomware is identified as a ransomware-as-a-service (RaaS) threat, which means it is a malware platform that allows affiliates or attackers to deploy ransomware attacks without needing to develop the ransomware themselves. The service model typically involves the ransomware developers providing the malware infrastructure, including encryption tools and payment handling, while affiliates carry out the actual infection campaigns. Although the specific technical details about OSINT Shark Ransomware are limited, the classification as RaaS indicates that it is designed to encrypt victims' files and demand ransom payments for decryption keys. The lack of affected versions and patch links suggests that this ransomware may target generic Windows systems or does not exploit a specific software vulnerability but rather relies on social engineering or other infection vectors. The threat level is indicated as moderate (3 out of an unspecified scale), with a low severity rating assigned by the source. There are no known exploits in the wild documented, which may imply limited distribution or detection at the time of reporting (2016). The absence of detailed indicators or CWEs limits the ability to analyze specific attack vectors or payload characteristics. However, as a ransomware-as-a-service, it poses a risk of proliferation since it lowers the barrier for attackers to launch ransomware campaigns. The 'tlp:white' marking indicates that the information is publicly shareable without restriction, and the 'osint' tag suggests the data was collected from open sources.

Potential Impact

For European organizations, the impact of OSINT Shark Ransomware would primarily involve the encryption of critical data, leading to potential operational disruption, financial loss from ransom payments, and reputational damage. Given the ransomware-as-a-service model, the threat could scale rapidly if affiliates begin widespread campaigns targeting European entities. Sectors with high-value data or critical infrastructure could be particularly vulnerable, including healthcare, finance, manufacturing, and public administration. The lack of known exploits in the wild at the time of reporting suggests limited immediate impact; however, the potential for future campaigns remains. European organizations may face challenges in incident response and recovery if backups are not properly maintained or if the ransomware employs strong encryption. Additionally, regulatory implications under GDPR could arise if data availability or integrity is compromised, potentially leading to fines or legal consequences.

Mitigation Recommendations

To mitigate the risk posed by OSINT Shark Ransomware, European organizations should implement a multi-layered defense strategy focused on prevention, detection, and recovery. Specific recommendations include: 1) Enforce strict email and web filtering to reduce phishing and malicious payload delivery, as ransomware often spreads via social engineering. 2) Maintain up-to-date endpoint protection solutions with behavioral detection capabilities to identify ransomware activity early. 3) Implement application whitelisting to prevent unauthorized execution of ransomware binaries. 4) Conduct regular, offline, and tested backups of critical data to enable recovery without paying ransom. 5) Educate employees on recognizing phishing attempts and safe computing practices. 6) Monitor network traffic for unusual encryption activity or communication with known ransomware command and control servers, even though no indicators are currently known for OSINT Shark. 7) Develop and regularly test incident response plans specific to ransomware scenarios. 8) Restrict user privileges to limit the spread of ransomware within networks. 9) Collaborate with national cybersecurity centers and share threat intelligence to stay informed about emerging ransomware campaigns related to OSINT Shark or similar threats.

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Technical Details

Threat Level
3
Analysis
2
Original Timestamp
1471522796

Threat ID: 682acdbdbbaf20d303f0b778

Added to database: 5/19/2025, 6:20:45 AM

Last enriched: 7/2/2025, 8:10:58 PM

Last updated: 7/29/2025, 10:09:40 PM

Views: 9

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