Rule Category

FILE-OTHER -- Snort detected traffic targeting vulnerabilities in a file type that does not require enough rule coverage to have its own category.

Alert Message

FILE-OTHER Go binary dll-load exploit attempt

Rule Explanation

This event is generated when a download of kernel32.dll is detected. Impact: Attempted User Privilege Gain Details: Go binaries from before version 1.12.2 will run any arbitrary kernel32.dll, winmm.dll, and ws2_32.dll in the same directory path, possibly leading to remote code execution. Ease of Attack:

What To Look For

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

MITRE ATT&CK Framework

Tactic:

Technique:

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

CVE

Additional Links

CVE Additional Information

CVE-2019-9634
Go through 1.12 on Windows misuses certain LoadLibrary functionality, leading to DLL injection.
Details
Severity Base Score7.8
Impact Score5.9 Exploit Score1.8
Confidentiality ImpactHIGH Integrity ImpactHIGH
Availability ImpactHIGH Attack VectorLOCAL
ScopeUNCHANGED User InteractionREQUIRED
Authentication Ease of AccessLOW
Privileges RequiredNONE