General

  • Target

    NA_NA_4eab5a115112f1exeexe_JC.exe

  • Size

    4.0MB

  • Sample

    230724-shzt1sef82

  • MD5

    4eab5a115112f1acbfe5c1be4aa76fec

  • SHA1

    d7358ccdfd5a611f20d75ff093125c24f776cd30

  • SHA256

    11fd5d9cb2dcac7648a0aa7b04a44f744701cf559d9bb5030adc23002d30b6f4

  • SHA512

    dd07ce84d0f8b880530b2c27255f50b7302a6c1e9f060774ed815337ec6157293cba5f689a507b042cd7ca4e9e583a5904ed9c1bd1c1418da9a23df373ba290e

  • SSDEEP

    49152:9bYwI4iheW4SkZP4sz9Mb9/KCVFpYqrgjI45TMwwapIgT:yei1fkZcZ6aLapI

Malware Config

Targets

    • Target

      NA_NA_4eab5a115112f1exeexe_JC.exe

    • Size

      4.0MB

    • MD5

      4eab5a115112f1acbfe5c1be4aa76fec

    • SHA1

      d7358ccdfd5a611f20d75ff093125c24f776cd30

    • SHA256

      11fd5d9cb2dcac7648a0aa7b04a44f744701cf559d9bb5030adc23002d30b6f4

    • SHA512

      dd07ce84d0f8b880530b2c27255f50b7302a6c1e9f060774ed815337ec6157293cba5f689a507b042cd7ca4e9e583a5904ed9c1bd1c1418da9a23df373ba290e

    • SSDEEP

      49152:9bYwI4iheW4SkZP4sz9Mb9/KCVFpYqrgjI45TMwwapIgT:yei1fkZcZ6aLapI

    • 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