Extracted

• • Target

    WannaCrypt0r.zip

  • Size

    3.3MB

  • MD5

    e58fdd8b0ce47bcb8ffd89f4499d186d

  • SHA1

    b7e2334ac6e1ad75e3744661bb590a2d1da98b03

  • SHA256

    283f40e9d550833bec101a24fd6fd6fbd9937ed32a51392e818ffff662a1d30a

  • SHA512

    95b6567b373efa6aec6a9bfd7af70ded86f8c72d3e8ba75f756024817815b830f54d18143b0be6de335dd0ca0afe722f88a4684663be5a84946bd30343d43a8c

  • SSDEEP

    49152:0x8KJHkctwJdVlgBq+q1vqtWdhQIajy4AsOLgVv+L3QXz+B7m1qyapDgJmeiTLW:0x8KJX+dVHvtzaj3xWgw79icXW

  Score

  10^/10

  wannacrymicrosoftroyalmaildiscoverypersistencephishingransomwarespywarestealerworm

  • Detected royalmail phishing page

    phishingroyalmail

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Wannacry

    WannaCry is a ransomware cryptoworm.

    ransomwarewormwannacry

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomware

  • Downloads MZ/PE file

  • Drops file in Drivers directory

  • Executes dropped EXE

  • Modifies extensions of user files

    Ransomware generally changes the extension on encrypted files.

    ransomware

  • Registers COM server for autorun

    persistence

  • Sets service image path in registry

    persistence

  • Checks BIOS information in registry

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings

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

  • Drops startup file

  • Loads dropped DLL

  • Modifies file permissions

    discovery

  • 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

  • Checks installed software on the system

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2

  • Detected potential entity reuse from brand microsoft.

    phishingmicrosoft

  • Drops file in System32 directory

  • Sets desktop wallpaper using registry

    ransomware
  behavioral1behavioral2