Overview

overview

10

Static

static

10

publiccocos.exe

windows10-2004-x64

10

publiccocos.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    publiccocos.exe
  • Size 54KB
  • Sample260331-ekvfesdv4p
  • SHA256 1cf006fa584b222653b8a12bfee6c73a46e6aa38e6d14574cd503873e26f1d28
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
njratcovos-publidefense_evasiondiscoverypersistencetrojanupx

Malware Config

Extracted

Family

  • njrat

Version

  • <- NjRAT 0.7d Horror Edition ->

Botnet

  • covos-publi

C2

  • 167.62.27.10:2005

Mutex

  • cf98119ac4268af5028c8ddcbb8719cf

Attributes
  • reg_key

    cf98119ac4268af5028c8ddcbb8719cf

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target
      publiccocos.exe
    • Size 54KB
    • SHA256 1cf006fa584b222653b8a12bfee6c73a46e6aa38e6d14574cd503873e26f1d28
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoverynjratpersistencetrojanupx

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks