General

  • Target

    JaffaCakes118_6c846c3f737167948ae219bcc5bf53c0

  • Size

    684KB

  • Sample

    250103-pbhqdawkbl

  • MD5

    6c846c3f737167948ae219bcc5bf53c0

  • SHA1

    efcea049f211ec2cd9e18048baf2c8f7f730d931

  • SHA256

    d67bc9c954a176b1efd11a61abbb6c4f2ac9d6f1cd16e16246b15f5cef2b4851

  • SHA512

    fc1122f97138bd36708703b0306a646c65950d383f33ca4197eb05a1c56c9f7f23349e2086466ddb278a4aa504198b01b1214bad6b3fb4170e6613b26599559c

  • SSDEEP

    12288:NcBj7B40qvxUrevFtrh7Xj5qS3ZIIOuPZfSVPP9jCW71D5b6pHJ1:NcBj7B4UevFhh7z5qS3QWfgP171tbKHb

Malware Config

Targets

    • Target

      JaffaCakes118_6c846c3f737167948ae219bcc5bf53c0

    • Size

      684KB

    • MD5

      6c846c3f737167948ae219bcc5bf53c0

    • SHA1

      efcea049f211ec2cd9e18048baf2c8f7f730d931

    • SHA256

      d67bc9c954a176b1efd11a61abbb6c4f2ac9d6f1cd16e16246b15f5cef2b4851

    • SHA512

      fc1122f97138bd36708703b0306a646c65950d383f33ca4197eb05a1c56c9f7f23349e2086466ddb278a4aa504198b01b1214bad6b3fb4170e6613b26599559c

    • SSDEEP

      12288:NcBj7B40qvxUrevFtrh7Xj5qS3ZIIOuPZfSVPP9jCW71D5b6pHJ1:NcBj7B4UevFhh7z5qS3QWfgP171tbKHb

    • 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