Wanacrypt0r

Threat Actor updated 15 days ago (2024-11-29T14:30:14.917Z)
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WanaCrypt0r, also known as "WannaCry," "WCry," or "Wana Decryptor," is a threat actor responsible for a widespread ransomware attack that initially targeted Russia and spread to at least 74 countries by May 12, 2017. The sectors affected included telecommunications, shipping, car manufacturing, universities, and healthcare. The ransomware uses various strings such as "Ooops, your files have been encrypted!" and "Pay now, if you want to decrypt ALL your files!" to intimidate victims, and it demands payment in Bitcoin. The ransomware also relies on a function that generates a random buffer using an internal table consisting of 75 WORDs. The WanaCrypt0r ransomware was first identified in January 2017 with the Bitcoin address: 9c7c7149387a1c79679a87dd1ba755bc. However, it gained significant attention on May 12th when bundled with another ransomware variant and released widely. Notably, this is not the only version of the WanaCrypt0r ransomware, indicating the evolution and adaptability of this threat actor. The ransomware uses specific commands to delete shadow copies of files and disable recovery options, making it harder for victims to restore their systems without paying the ransom. The WanaCrypt0r campaign has brought international attention to the severity of such cyber threats. The incident underlines the urgent need for a concerted response from technology experts and policymakers to prevent similar crises in the future. Strategies to combat these threats may include improving cybersecurity measures, raising public awareness about phishing scams, and establishing international cooperation to track and penalize the perpetrators of such attacks.
Description last updated: 2024-05-04T20:07:03.257Z
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Ransomware
Bitcoin
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Source Document References
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MITRE
2 years ago
MITRE
2 years ago
BAE Systems
2 years ago