Extracted

• • Target
    486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd
  • Size 2.0MB
  • SHA256 486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd
  • MD5 cd8abb94bc38da2b38c58f64d4d608be
  • SHA1 8d11d65d0cec74f0ce9b6137b7c76ef38b9d75d4
  • SHA512 cad217dc9dc7858b2d2f36d6f0af35a6f5036d1d7d7c8782692922d48a9ce2743b0200838ddc9f1a7c967042bc0c243ba4d3c8468a86a1617340a946beae3747
  • SSDEEP 24576:1R8ohgv/l9vmz4oHrATOIrmsmgXz2uMpVg20hVfXQ:PQmfEhVfXQ
  • MD5 SHA1 SHA512 SSDEEP

  Score

  10^/10

  chaosevasionpersistenceransomwarespywarestealer

  • Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos

  • Chaos Ransomware

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomware

  • Modifies boot configuration data using bcdedit

    ransomwareevasion

  • Renames multiple (215) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware

  • Deletes backup catalog

    Uses wbadmin.exe to inhibit system recovery.

    ransomware

  • Disables Task Manager via registry modification

    evasion

  • Checks computer location settings

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself

  • Executes dropped EXE

  • Reads user/profile data of web browsers

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer

  • Adds Run key to start application

    persistence

  • Sets desktop wallpaper using registry

    ransomware
  behavioral1behavioral2