/* This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license. */ rule apt_win32_dll_bergard_pgv_pvid_variant { meta: copyright = "Fidelis Cybersecurity" reference = "http://www.threatgeek.com/2016/05/turbo-twist-two-64-bit-derusbi-strains-converge.html" strings: $ = "Accept:" $ = "User-Agent: %s" $ = "Host: %s:%d" $ = "Cache-Control: no-cache" $ = "Connection: Keep-Alive" $ = "Cookie: pgv_pvid=" $ = "Content-Type: application/x-octet-stream" $ = "User-Agent: %s" $ = "Host: %s:%d" $ = "Pragma: no-cache" $ = "Connection: Keep-Alive" $ = "HTTP/1.0" condition: (uint16(0) == 0x5A4D) and (all of them) }