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General

  • Target

    35878e739cca8c22bc48eb8c44fb54565919a94aa48daa6e59cd1347518d12a3N.exe

  • Size

    28KB

  • Sample

    250202-h4mfpstjel

  • MD5

    148d4471d91cf2206305ceca0ebdbcf0

  • SHA1

    e695e5fe0ed5500f7ee7fad3f3f30acc24bfb689

  • SHA256

    35878e739cca8c22bc48eb8c44fb54565919a94aa48daa6e59cd1347518d12a3

  • SHA512

    1b8a795c126c0ae085163065c35c4a17469535d3b1e4bb070635502d42a6d7a06b5b770d0c4ffc0b84daf87ecf0d2bb3f8722001cfe7953bb988f23414940dc9

  • SSDEEP

    768:/bNAbS3gEbKmqLWaWViqs2A6F+dMHqfO8nzR4:/5A0gABqLWnViMF3cS

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

A3

C2

supportinformtion.serveirc.com:9699

Mutex

30967b141a634907236835b8c35d7d43

Attributes
  • reg_key

    30967b141a634907236835b8c35d7d43

  • splitter

    |'|'|

Targets

    • Target

      35878e739cca8c22bc48eb8c44fb54565919a94aa48daa6e59cd1347518d12a3N.exe

    • Size

      28KB

    • MD5

      148d4471d91cf2206305ceca0ebdbcf0

    • SHA1

      e695e5fe0ed5500f7ee7fad3f3f30acc24bfb689

    • SHA256

      35878e739cca8c22bc48eb8c44fb54565919a94aa48daa6e59cd1347518d12a3

    • SHA512

      1b8a795c126c0ae085163065c35c4a17469535d3b1e4bb070635502d42a6d7a06b5b770d0c4ffc0b84daf87ecf0d2bb3f8722001cfe7953bb988f23414940dc9

    • SSDEEP

      768:/bNAbS3gEbKmqLWaWViqs2A6F+dMHqfO8nzR4:/5A0gABqLWnViMF3cS

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks