General

  • Target

    njrat.exe

  • Size

    37KB

  • Sample

    230713-tl4staab9v

  • MD5

    b67dbbab231bbbdee01a1b8065593516

  • SHA1

    56032d41785075c8e28fdccf1175c8f86d7be2c4

  • SHA256

    ed2003d66669252ab7181ce1479e9b0e898468b2eac1b8dc7247ec79cccdd57c

  • SHA512

    abb5355c26205dd37560f73d14bb253d3f4c81dc3c2422170a5c3699230d66b1d1ae1a9d31ebe9b3c0859d13a3a5e5d55410d038c98543e203c503ab25f7cff2

  • SSDEEP

    384:FxmFnqi0lJZtbH9KyM+2VzmiPZMsWerErAF+rMRTyN/0L+EcoinblneHQM3epzX+:7mSJ95M+2V6iqVe4rM+rMRa8NuWjt

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

alshareeftwtw-28524.portmap.host:28524

Mutex

924cb29f21a270d4ac8a739405d54e60

Attributes
  • reg_key

    924cb29f21a270d4ac8a739405d54e60

  • splitter

    |'|'|

Targets

    • Target

      njrat.exe

    • Size

      37KB

    • MD5

      b67dbbab231bbbdee01a1b8065593516

    • SHA1

      56032d41785075c8e28fdccf1175c8f86d7be2c4

    • SHA256

      ed2003d66669252ab7181ce1479e9b0e898468b2eac1b8dc7247ec79cccdd57c

    • SHA512

      abb5355c26205dd37560f73d14bb253d3f4c81dc3c2422170a5c3699230d66b1d1ae1a9d31ebe9b3c0859d13a3a5e5d55410d038c98543e203c503ab25f7cff2

    • SSDEEP

      384:FxmFnqi0lJZtbH9KyM+2VzmiPZMsWerErAF+rMRTyN/0L+EcoinblneHQM3epzX+:7mSJ95M+2V6iqVe4rM+rMRa8NuWjt

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Disables RegEdit via registry modification

    • Modifies Windows Firewall

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

MITRE ATT&CK Enterprise v6

Tasks