General

  • Target

    FpsOptimizer_ByKartavik.exe

  • Size

    93KB

  • Sample

    241227-mm9xwstqgz

  • MD5

    d237e408910476961e94940e0e300631

  • SHA1

    9b1a29d36388d28235222bf3b32ac47f6e8dc13b

  • SHA256

    8e160e868cc17f09e587f9c8cc096ff46eed03bdd999cd18763eb15ed9ddf8bd

  • SHA512

    2c5b44b37934dabeadd8252ed387f660718b46dae2843299d86b20a30974efcc769fe487dcba49b410219e6ee01b4f7f681240b69bd7dce45dc4b438268e3889

  • SSDEEP

    768:fY3vsVnkpjTMpALPGMtsas88EtNXhU9Y1mxCXxrjEtCdnl2pi1Rz4Rk3SsGdpAgM:es9kVbPGHz88Eb71pjEwzGi1dDODAgS

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hakim32.ddns.net:2000

4.tcp.eu.ngrok.io:18315

Mutex

86527a0b606570ff7c73b8515a1d871b

Attributes
  • reg_key

    86527a0b606570ff7c73b8515a1d871b

  • splitter

    |'|'|

Targets

    • Target

      FpsOptimizer_ByKartavik.exe

    • Size

      93KB

    • MD5

      d237e408910476961e94940e0e300631

    • SHA1

      9b1a29d36388d28235222bf3b32ac47f6e8dc13b

    • SHA256

      8e160e868cc17f09e587f9c8cc096ff46eed03bdd999cd18763eb15ed9ddf8bd

    • SHA512

      2c5b44b37934dabeadd8252ed387f660718b46dae2843299d86b20a30974efcc769fe487dcba49b410219e6ee01b4f7f681240b69bd7dce45dc4b438268e3889

    • SSDEEP

      768:fY3vsVnkpjTMpALPGMtsas88EtNXhU9Y1mxCXxrjEtCdnl2pi1Rz4Rk3SsGdpAgM:es9kVbPGHz88Eb71pjEwzGi1dDODAgS

    • Njrat family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Disables Task Manager via registry modification

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks