General

  • Target

    f6a4d029848f1dbd3e65bb17bda6adb0

  • Size

    512KB

  • Sample

    231228-zfzvkafge4

  • MD5

    f6a4d029848f1dbd3e65bb17bda6adb0

  • SHA1

    9be29494c6831813e163df5d74b7418aad96883f

  • SHA256

    bf245168c48bdea701a7746daf24d2aa83432f36ef7b3cf7c5491b297b81ced0

  • SHA512

    85141fafdb6cb0b4ba15e93b3f0a8ded0c06e660be605c1481df8943007aa94eff40a289643a3d23ce621dde33a9838fcfbdbe1968d43ff30d4f33f8a6b875e5

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6n:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5Q

Malware Config

Targets

    • Target

      f6a4d029848f1dbd3e65bb17bda6adb0

    • Size

      512KB

    • MD5

      f6a4d029848f1dbd3e65bb17bda6adb0

    • SHA1

      9be29494c6831813e163df5d74b7418aad96883f

    • SHA256

      bf245168c48bdea701a7746daf24d2aa83432f36ef7b3cf7c5491b297b81ced0

    • SHA512

      85141fafdb6cb0b4ba15e93b3f0a8ded0c06e660be605c1481df8943007aa94eff40a289643a3d23ce621dde33a9838fcfbdbe1968d43ff30d4f33f8a6b875e5

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6n:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5Q

    • 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