Talos Rules 2021-05-20
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the and os-windows rule sets to provide coverage for emerging threats from these technologies.

Change logs

2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091701.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091700.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091601.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091600.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091501.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091500.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091401.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091300.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091101.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3000.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (snort3-os-windows.rules)

Modified Rules:



2021-05-20 21:18:01 UTC

Snort Subscriber Rules Update

Date: 2021-05-20

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2983.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:57605 <-> ENABLED <-> OS-WINDOWS Microsoft Windows HTTP protocol stack remote code execution attempt (os-windows.rules)

Modified Rules: