Rule Category

FILE-MULTIMEDIA -- Snort detected traffic targeting vulnerabilities in multimedia files (mp3, movies, wmv, etc.).

Alert Message

FILE-MULTIMEDIA Microsoft Windows Media Foundation memory corruption attempt

Rule Explanation

The rule is looking for following hex bytes stream in a file. This hex bytes stream is observed in malicious WMF file with extension .ts which can exploit CVE-2020-16915 ``` 00 00 00 01 42 01 01 01 60 00 00 03 00 90 00 00 03 00 00 03 00 3F A0 05 02 01 69 65 95 9A 49 32 38 00 00 00 0F A4 00 01 D4 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF ```

What To Look For

The rule alerts on malicious WMF files with extension .ts that can exploit CVE-2020-16915

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

Rule Groups

No rule groups

CVE

Additional Links

Rule Vulnerability

Memory Corruption

Memory Corruption is any vulnerability that allows the modification of the content of memory locations in a way not intended by the developer. Memory corruption results are inconsistent; they could lead to fatal errors and system crashes or data leakage; some have no effect at all.

CVE Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.
CVE-2020-16915
Loading description

MITRE ATT&CK Framework

Tactic: Execution

Technique: User Execution

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org