General

  • Target

    JaffaCakes118_69256e531833a416dcf7b847b78d8c10

  • Size

    635KB

  • Sample

    250103-at2hwavndq

  • MD5

    69256e531833a416dcf7b847b78d8c10

  • SHA1

    6474a416074fd6923c9e5a8b19465b6a6b60fc5a

  • SHA256

    7ef40c1bb93c82220bf7a249add169d64d4a4c8b4f1b6fcb28904da8274ae8a1

  • SHA512

    aa4d896166a93c5994283bdb1cc1058dbbd9c9a6c8d5331f178f8565c82d5d64b812a823f7734612fa1ee64297cc02552133b3777a4a2e193226b55da354db3f

  • SSDEEP

    12288:WfjA+q11y6lRyljHViVHMctOitidSG4um411rW6V:C27l4lzYcitidSG4umw1q

Malware Config

Targets

    • Target

      JaffaCakes118_69256e531833a416dcf7b847b78d8c10

    • Size

      635KB

    • MD5

      69256e531833a416dcf7b847b78d8c10

    • SHA1

      6474a416074fd6923c9e5a8b19465b6a6b60fc5a

    • SHA256

      7ef40c1bb93c82220bf7a249add169d64d4a4c8b4f1b6fcb28904da8274ae8a1

    • SHA512

      aa4d896166a93c5994283bdb1cc1058dbbd9c9a6c8d5331f178f8565c82d5d64b812a823f7734612fa1ee64297cc02552133b3777a4a2e193226b55da354db3f

    • SSDEEP

      12288:WfjA+q11y6lRyljHViVHMctOitidSG4um411rW6V:C27l4lzYcitidSG4umw1q

    • Expiro family

    • Expiro, m0yv

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

    • Expiro payload

    • 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