cobaltstrike_malleable_ocsp_profile

Description

Detects Malleable (OCSP) Profile with Typo (OSCP) in URL License: https://github.com/Neo23x0/sigma/blob/master/LICENSE.Detection.Rules.md.

Query · yara_l

events:
(re.regex($selection.target.url, `.*/oscp/.*`) and $selection.principal.hostname = "ocsp.verisign.com")

  condition:
    $selection
Raw source cobaltstrike_malleable_ocsp_profile · YARA-L
Esc
Published by chronicle/detection-rules ↗, licensed under Apache 2.0 ↗. Reproduced here unmodified. 
rule cobaltstrike_malleable_ocsp_profile {
 meta:
    author = "Markus Neis"
    description = "Detects Malleable (OCSP) Profile with Typo (OSCP) in URL  License: https://github.com/Neo23x0/sigma/blob/master/LICENSE.Detection.Rules.md."
    reference = "https://tdm.socprime.com/tdm/info/6Yxsy6nD2drx"
    version = "0.01"
    created = "2021-03-09"
    category = "proxy"
    mitre = "t1102"

  events:
(re.regex($selection.target.url, `.*/oscp/.*`) and $selection.principal.hostname = "ocsp.verisign.com")

  condition:
    $selection
}

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