General

  • Target

    4166a7fc9a5726e2a468dc7e053b2a24.bin

  • Size

    2.6MB

  • Sample

    250412-bkr4hstvh1

  • MD5

    b42db1d97738d8ea94e5ee54de1131fe

  • SHA1

    6e6b6c53310d4355cef45e1b89fbcaa0d77bab08

  • SHA256

    1e69dc82a2462d6a15b34284724d6791c3c95e79eb2c10b2610478fff59ee530

  • SHA512

    0471d4f8ba156ef2fc651a58232943a1c4ef8c2042ee5435a3b514b737c26d6f905de86818b5fd422abf0d8cd92591cb48e508fb91e3c786cea293fec5770ea3

  • SSDEEP

    49152:6PhW1wPMZoqw8765EyD08JeKC4nAG1iuDM1lCiY/4xEmD1RSmrP/diXp8w7NuSPH:6Pg0MZzwKiE80KnAG1FDM1lCFNmzPVi9

Malware Config

Targets

    • Target

      f2cf1589f2c34fb845c7514db1a07ade8e5f5b786e690f795507fdedc871fd3c.msi

    • Size

      2.9MB

    • MD5

      4166a7fc9a5726e2a468dc7e053b2a24

    • SHA1

      fa2e7de96f5f4cafdc95767c4e8adee460d0399e

    • SHA256

      f2cf1589f2c34fb845c7514db1a07ade8e5f5b786e690f795507fdedc871fd3c

    • SHA512

      b5676a7e71ea5764946c436ee2816345dbd263f90ffb00a2b69558a1c1419324f6ef6d6a5f5a0d3de492a491725d9d1e9ad21af0302a12fe8c9220c8f0665b69

    • SSDEEP

      49152:i+1Ypn4N2MGVv1zyIBWGppT9jnMHRjOOozjcqZJN8dUZTwYaH7oqPxMbY+K/tzQz:i+lUlz9FKbsodq0YaH7ZPxMb8tT

    • AteraAgent

      AteraAgent is a remote monitoring and management tool.

    • Ateraagent family

    • Detects AteraAgent

    • Blocklisted process makes network request

    • Drops file in Drivers directory

    • Adds Run key to start application

    • Downloads MZ/PE file

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Checks computer location settings

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

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks