General

  • Target

    JaffaCakes118_644e4d14dc2e71ecc9d70a2da540a360

  • Size

    618KB

  • Sample

    250102-l494jsxjft

  • MD5

    644e4d14dc2e71ecc9d70a2da540a360

  • SHA1

    16c218c345c43c62bc8521ca2ae6f6dafd0fc2dd

  • SHA256

    330558405a5486392d856908bf7592473c817685d266289b425e93a676661bee

  • SHA512

    ba6434209666d03aaeb921b0434b4dd5c27e816a3bb92a86f89abb03fb9b6bc8b9c3f9d18752f6e36fc84d82fe9138b3e65fa22921b0eb6f3d99f179f8762e4a

  • SSDEEP

    12288:mbhv02bZop2mk2jALtaOWe6x9aGMjefpxlLpNjt6bVqyYSiOPAW:mb502b2pdkKARIe6qGIYxpjgVDYgF

Malware Config

Targets

    • Target

      JaffaCakes118_644e4d14dc2e71ecc9d70a2da540a360

    • Size

      618KB

    • MD5

      644e4d14dc2e71ecc9d70a2da540a360

    • SHA1

      16c218c345c43c62bc8521ca2ae6f6dafd0fc2dd

    • SHA256

      330558405a5486392d856908bf7592473c817685d266289b425e93a676661bee

    • SHA512

      ba6434209666d03aaeb921b0434b4dd5c27e816a3bb92a86f89abb03fb9b6bc8b9c3f9d18752f6e36fc84d82fe9138b3e65fa22921b0eb6f3d99f179f8762e4a

    • SSDEEP

      12288:mbhv02bZop2mk2jALtaOWe6x9aGMjefpxlLpNjt6bVqyYSiOPAW:mb502b2pdkKARIe6qGIYxpjgVDYgF

    • Expiro family

    • Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

    • Expiro payload

    • Disables taskbar notifications via registry modification

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks