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CybercentreCanada/assemblyline-service-deobfuscripter

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DeobfuScripter Service

NOTE: This service does not require you to buy any licence and is preinstalled and working after a default installation.

Static script de-obfuscator. The purpose is not to get surgical de-obfuscation, but rather to extract obfuscated IOCs.

Stage 1 Modules (in order of execution):

  1. HTML script extraction

Stage 2 Modules (in order of execution):

  1. MSOffice Embedded script
  2. CHR and CHRB decode
  3. String replace
  4. Powershell carets
  5. Array of strings
  6. Fake array vars
  7. Reverse strings
  8. B64 Decode - This module may also extract files
  9. Simple XOR function
  10. Charcode hex
  11. Powershell vars
  12. MSWord macro vars
  13. Concat strings
  14. Charcode