General

  • Target

    NA_NA_36c86a930720c9exeexe_JC.exe

  • Size

    2.1MB

  • Sample

    230723-zcfbragf65

  • MD5

    36c86a930720c9626881b07fc92f1e06

  • SHA1

    50247b1db59e8e7031be913f1c352e443d2411f5

  • SHA256

    ebe91a06af8c5f13f84ba2e2d40759f0f18ddd386c200a04d4457460ed6a939d

  • SHA512

    ee8a115574a8450a9a4009841df695265015bf2f062cb438ea80b81da8120522df738a965b5927006f248488d897df725445be38714bf5aef30945ca01ea0502

  • SSDEEP

    24576:9bByw7EJilt9/7t0ib+UiF7ACE/UmafSLi4euLHF5jcAkSYqyEGecMJl:9bYwIM/7t0i0FZaUm8cikLrpYqZRJ

Malware Config

Targets

    • Target

      NA_NA_36c86a930720c9exeexe_JC.exe

    • Size

      2.1MB

    • MD5

      36c86a930720c9626881b07fc92f1e06

    • SHA1

      50247b1db59e8e7031be913f1c352e443d2411f5

    • SHA256

      ebe91a06af8c5f13f84ba2e2d40759f0f18ddd386c200a04d4457460ed6a939d

    • SHA512

      ee8a115574a8450a9a4009841df695265015bf2f062cb438ea80b81da8120522df738a965b5927006f248488d897df725445be38714bf5aef30945ca01ea0502

    • SSDEEP

      24576:9bByw7EJilt9/7t0ib+UiF7ACE/UmafSLi4euLHF5jcAkSYqyEGecMJl:9bYwIM/7t0i0FZaUm8cikLrpYqZRJ

    • 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