General

  • Target

    03fc9e8b77254aea88e4ee6874e6aa16

  • Size

    512KB

  • Sample

    231225-efdl4seaf4

  • MD5

    03fc9e8b77254aea88e4ee6874e6aa16

  • SHA1

    37ed01e12640426729ec3445035421cae398e9f3

  • SHA256

    67ae1cb8fb6f1617dfb89958e55245dc791d41f8e3b7af48b175543f243ee46e

  • SHA512

    31633112a32d70680d560e97b93994cdcf15e25973b6062558c1bad4100137e926e27742e4775b3f289464cb39b2314ba93e83895c4ac55fa8da5e0e22ac2f1a

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj63:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5a

Malware Config

Targets

    • Target

      03fc9e8b77254aea88e4ee6874e6aa16

    • Size

      512KB

    • MD5

      03fc9e8b77254aea88e4ee6874e6aa16

    • SHA1

      37ed01e12640426729ec3445035421cae398e9f3

    • SHA256

      67ae1cb8fb6f1617dfb89958e55245dc791d41f8e3b7af48b175543f243ee46e

    • SHA512

      31633112a32d70680d560e97b93994cdcf15e25973b6062558c1bad4100137e926e27742e4775b3f289464cb39b2314ba93e83895c4ac55fa8da5e0e22ac2f1a

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj63:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5a

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks