General

  • Target

    gu.exe

  • Size

    37KB

  • Sample

    240630-rae9zasdkk

  • MD5

    5623a039c27a4c274b375c83e42651d4

  • SHA1

    877caa65809f345247c37d0bf64a49b1abda1e60

  • SHA256

    87d0845412d5ad22a56954c151f0ae21cba71d2284189fdb0d3c6cb93b6282eb

  • SHA512

    3f896c083919d310b4715d267dfccf57e10c8ba67a33f4feb1a6839cb97b922868339b9f448a5ad4360229837c030a03465337ec1aaba7d4fca64b8a31c00fd2

  • SSDEEP

    768:/y0yQEkNVfCNWtkriwFYbMLrM+rMRa8NuOyt:hVqNWimwy4U+gRJNx

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

gu

C2

127.0.0.1:2323

Mutex

b7f2f50a5eff21f2499c81ed48fee825

Attributes
  • reg_key

    b7f2f50a5eff21f2499c81ed48fee825

  • splitter

    |'|'|

Targets

    • Target

      gu.exe

    • Size

      37KB

    • MD5

      5623a039c27a4c274b375c83e42651d4

    • SHA1

      877caa65809f345247c37d0bf64a49b1abda1e60

    • SHA256

      87d0845412d5ad22a56954c151f0ae21cba71d2284189fdb0d3c6cb93b6282eb

    • SHA512

      3f896c083919d310b4715d267dfccf57e10c8ba67a33f4feb1a6839cb97b922868339b9f448a5ad4360229837c030a03465337ec1aaba7d4fca64b8a31c00fd2

    • SSDEEP

      768:/y0yQEkNVfCNWtkriwFYbMLrM+rMRa8NuOyt:hVqNWimwy4U+gRJNx

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks