General

  • Target

    NA_NA_36a328a8595e9cexeexe_JC.exe

  • Size

    2.8MB

  • Sample

    230723-zbbxyagf57

  • MD5

    36a328a8595e9c7d6402435e72d2a272

  • SHA1

    8a2f7128e24d537cb239c0e90330eaec384484c7

  • SHA256

    3e3ed5105170c4ad223592f279b55eefa5a991a911435df33f833218864026c7

  • SHA512

    b7282e047bbe312e43c3f566ea8d457d2d98b0d7bfc7483768f2e8cc2cf4580e75716820577513767957986ef821768c543ed1a41dcfc073123e2f67f939f3de

  • SSDEEP

    49152:9bYwIM/7t0i0FZaUm8cikLrpYqZRJ5pYqmj2D:ysnUm8U/6YR36dj2D

Malware Config

Targets

    • Target

      NA_NA_36a328a8595e9cexeexe_JC.exe

    • Size

      2.8MB

    • MD5

      36a328a8595e9c7d6402435e72d2a272

    • SHA1

      8a2f7128e24d537cb239c0e90330eaec384484c7

    • SHA256

      3e3ed5105170c4ad223592f279b55eefa5a991a911435df33f833218864026c7

    • SHA512

      b7282e047bbe312e43c3f566ea8d457d2d98b0d7bfc7483768f2e8cc2cf4580e75716820577513767957986ef821768c543ed1a41dcfc073123e2f67f939f3de

    • SSDEEP

      49152:9bYwIM/7t0i0FZaUm8cikLrpYqZRJ5pYqmj2D:ysnUm8U/6YR36dj2D

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Drops file in Drivers directory

    • 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.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks