General

  • Target

    063bf5186f5c073aadaa31b977e429eb_JaffaCakes118

  • Size

    325KB

  • Sample

    240328-qad68sfh67

  • MD5

    063bf5186f5c073aadaa31b977e429eb

  • SHA1

    e974cea0da25bac72871ec9b044133e03edfc1f4

  • SHA256

    631e1f57b52352f85942faee59058f5b5a12318ef74572a3973f540c9e30ba6a

  • SHA512

    ff2f6cb2fda3d68cec0f085edb6a7100b0802a0bc4cc4d2515c177bfc5a049df1e271a8c0d632df4aa94f8f154156464b5562a840cbdc297eff81f76e0acb051

  • SSDEEP

    6144:Pw4eAyaAkrQoUZIYrEkqv5etHtAoRRmcogVo4o1of+3uG9:Y40aAkrptYrEkqReFOG4cogVo4o1oBi

Malware Config

Targets

    • Target

      063bf5186f5c073aadaa31b977e429eb_JaffaCakes118

    • Size

      325KB

    • MD5

      063bf5186f5c073aadaa31b977e429eb

    • SHA1

      e974cea0da25bac72871ec9b044133e03edfc1f4

    • SHA256

      631e1f57b52352f85942faee59058f5b5a12318ef74572a3973f540c9e30ba6a

    • SHA512

      ff2f6cb2fda3d68cec0f085edb6a7100b0802a0bc4cc4d2515c177bfc5a049df1e271a8c0d632df4aa94f8f154156464b5562a840cbdc297eff81f76e0acb051

    • SSDEEP

      6144:Pw4eAyaAkrQoUZIYrEkqv5etHtAoRRmcogVo4o1of+3uG9:Y40aAkrptYrEkqReFOG4cogVo4o1oBi

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (82) files with added filename extension

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks