TR/Sirefef.A.77
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Ranking: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 90 % (High) |
| Infected Computers: | 7 |
| First Seen: | April 9, 2013 |
| Last Seen: | February 18, 2022 |
| OS(es) Affected: | Windows |
TR/Sirefef.A.77 is a Trojan that is not able to spread on its own. TR/Sirefef.A.77 is either distributed by the PC user or is downloaded by another malware infection. The software product, which downloads another software usually points to as a vector. In this case, the vector is malicious rootkit from the family of Zero Access. TR/Sirefef.A.77 is virtually rather inserted the hard drive than installed into the OS. TR/Sirefef.A.77 stays beyond OS so that a security application working within operating system only cannot see the malware infection. TR/Sirefef.A.77 is able to recover itself even after extermination. When uninstalled, TR/Sirefef.A.77 is restored by the associated malware infection covered in the boot sector.
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