General

  • Target

    Server.exe

  • Size

    37KB

  • Sample

    250128-wmwjyaxjbz

  • MD5

    8c4c96d00338879082b506bd938d0ba1

  • SHA1

    bc0a286cf54fb47403eb48e710d953737313c5f9

  • SHA256

    1f0b950ecfeec6a65bc660a7be047f417cbbfeedce8425b962add10c77e5342a

  • SHA512

    344695ce36ab7637bdc32671c59fa9a02a8551576f645cb79ff670af2d0cd2078cf8f75be4830f8994d51e7e9757d762cde162c3a81a00d9e1b34f81065c80b2

  • SSDEEP

    768:11kSdCNhszSDSMOxsIqrM+rMRa8NuXtxt:1iSdCNGySMOZV+gRJNS

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

jmryry.zapto.org:5557

Mutex

47f10c56a5875be05373197659d2b186

Attributes
  • reg_key

    47f10c56a5875be05373197659d2b186

  • splitter

    |'|'|

Targets

    • Target

      Server.exe

    • Size

      37KB

    • MD5

      8c4c96d00338879082b506bd938d0ba1

    • SHA1

      bc0a286cf54fb47403eb48e710d953737313c5f9

    • SHA256

      1f0b950ecfeec6a65bc660a7be047f417cbbfeedce8425b962add10c77e5342a

    • SHA512

      344695ce36ab7637bdc32671c59fa9a02a8551576f645cb79ff670af2d0cd2078cf8f75be4830f8994d51e7e9757d762cde162c3a81a00d9e1b34f81065c80b2

    • SSDEEP

      768:11kSdCNhszSDSMOxsIqrM+rMRa8NuXtxt:1iSdCNGySMOZV+gRJNS

    • Njrat family

    • 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

MITRE ATT&CK Enterprise v15

Tasks