General

  • Target

    a73c5bafb911421ca539cc8817687b3875af65d56ac66da4463d5bd20a685cd0

  • Size

    1.0MB

  • Sample

    240406-bkxn1agg54

  • MD5

    bf6430338110d018a3ef6439b7f87438

  • SHA1

    fce4ba3a0733e2d53f27eac3804635d06b0ad77d

  • SHA256

    a73c5bafb911421ca539cc8817687b3875af65d56ac66da4463d5bd20a685cd0

  • SHA512

    82148643cc2cb48834bc1a40c7e823fe88bd688c8c514b3fc83a596bdb59193ea5e10f8e619eef6d4c221a0a499d5a1807b5f5a13a6bcfa881557f80e3e8ecc4

  • SSDEEP

    24576:lUY0XkQjca2bGBWvqnC1IBEt1SMgmj+nFKLu7P:+Y00QHaLvjyEt1jj+nFKLu7

Malware Config

Targets

    • Target

      a73c5bafb911421ca539cc8817687b3875af65d56ac66da4463d5bd20a685cd0

    • Size

      1.0MB

    • MD5

      bf6430338110d018a3ef6439b7f87438

    • SHA1

      fce4ba3a0733e2d53f27eac3804635d06b0ad77d

    • SHA256

      a73c5bafb911421ca539cc8817687b3875af65d56ac66da4463d5bd20a685cd0

    • SHA512

      82148643cc2cb48834bc1a40c7e823fe88bd688c8c514b3fc83a596bdb59193ea5e10f8e619eef6d4c221a0a499d5a1807b5f5a13a6bcfa881557f80e3e8ecc4

    • SSDEEP

      24576:lUY0XkQjca2bGBWvqnC1IBEt1SMgmj+nFKLu7P:+Y00QHaLvjyEt1jj+nFKLu7

    • Detects executables containing possible sandbox analysis VM usernames

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • 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