General

  • Target

    2e2e24e2755fdee1042cadb7d15e9fd0d8770efb0d8cb7e9a5d7c491fb4c8bcf

  • Size

    315KB

  • Sample

    240622-yrv53ssdlh

  • MD5

    b488e1ee7589d1e0640c59fe63cdc1a7

  • SHA1

    d1f319c3c804423c05f81b0910fc657561d5529d

  • SHA256

    2e2e24e2755fdee1042cadb7d15e9fd0d8770efb0d8cb7e9a5d7c491fb4c8bcf

  • SHA512

    a9787404248c964d3fceaeb41129e31f4c73d7885b6a3e751647aebf6079ad1e6e4a994ff735596c9ce83abce2a453a76b79d1c0bab23f1ecb0574b0b5b3d65e

  • SSDEEP

    6144:p/7y2oo7KE/VHIdAc467rZ2otGQx+gdciEQzkx4ufdx4bnr9u:pG2N7V9YAceotbuQomUdxKZ

Malware Config

Targets

    • Target

      2e2e24e2755fdee1042cadb7d15e9fd0d8770efb0d8cb7e9a5d7c491fb4c8bcf

    • Size

      315KB

    • MD5

      b488e1ee7589d1e0640c59fe63cdc1a7

    • SHA1

      d1f319c3c804423c05f81b0910fc657561d5529d

    • SHA256

      2e2e24e2755fdee1042cadb7d15e9fd0d8770efb0d8cb7e9a5d7c491fb4c8bcf

    • SHA512

      a9787404248c964d3fceaeb41129e31f4c73d7885b6a3e751647aebf6079ad1e6e4a994ff735596c9ce83abce2a453a76b79d1c0bab23f1ecb0574b0b5b3d65e

    • SSDEEP

      6144:p/7y2oo7KE/VHIdAc467rZ2otGQx+gdciEQzkx4ufdx4bnr9u:pG2N7V9YAceotbuQomUdxKZ

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks