decrypt data via SSPI

rule:
  meta:
    name: decrypt data via SSPI
    namespace: data-manipulation/encryption
    authors:
      - matthew.williams@mandiant.com
    scopes:
      static: basic block
      dynamic: call
    att&ck:
      - Defense Evasion::Deobfuscate/Decode Files or Information [T1140]
    references:
      - https://docs.microsoft.com/en-us/windows/win32/api/sspi/nf-sspi-decryptmessage
  features:
    - and:
      - api: secur32.DecryptMessage