General

  • Target

    PasswordFinder.exe

  • Size

    37KB

  • Sample

    230510-a4n1jafd7t

  • MD5

    615cc149033d239c08565a707fff0ef6

  • SHA1

    f559ce36894fe56802907e267d832ed863f313c2

  • SHA256

    4a2b6f59a10bff2ffbbaad5ed9fbec98f78daae5fb43e3d283975dcb5491d264

  • SHA512

    11cbbd95e80a27caf2e036c87a86ee3351b71e9b8f9dd38d643fd07c8342ddd6756f14bcef30e34c801ddc87c9ed6bad1cd2657b19444d6f8b98b2578ba86081

  • SSDEEP

    768:/BEMxF3lFdS7+HAnmScwrM+rMRa8NupatQ:/BpF3lPSiHAnKL+gRJN+

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

PasswordFinder

C2

barasseur.ddns.net:1237

Mutex

c7c9d9bc05fbd885ff8181c1740557ae

Attributes
  • reg_key

    c7c9d9bc05fbd885ff8181c1740557ae

  • splitter

    |'|'|

Targets

    • Target

      PasswordFinder.exe

    • Size

      37KB

    • MD5

      615cc149033d239c08565a707fff0ef6

    • SHA1

      f559ce36894fe56802907e267d832ed863f313c2

    • SHA256

      4a2b6f59a10bff2ffbbaad5ed9fbec98f78daae5fb43e3d283975dcb5491d264

    • SHA512

      11cbbd95e80a27caf2e036c87a86ee3351b71e9b8f9dd38d643fd07c8342ddd6756f14bcef30e34c801ddc87c9ed6bad1cd2657b19444d6f8b98b2578ba86081

    • SSDEEP

      768:/BEMxF3lFdS7+HAnmScwrM+rMRa8NupatQ:/BpF3lPSiHAnKL+gRJN+

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops autorun.inf file

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

MITRE ATT&CK Enterprise v6

Tasks