Overview

overview

10

Static

static

10

9e2df30523...1N.exe

windows7-x64

10

9e2df30523...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9e2df30523a2f0c15ba006bf150c68f0a05b8e4ced2f43ddd290497729a678e1N.exe

  • Size

    1.3MB

  • Sample

    250108-j9kdzatqhn

  • MD5

    ec4f34cea86ce61c46ffac823672e450

  • SHA1

    1229848b8f4aca65f70e0cfc43c070471c477c95

  • SHA256

    9e2df30523a2f0c15ba006bf150c68f0a05b8e4ced2f43ddd290497729a678e1

  • SHA512

    96d452f3616f1e367018fb352510cefee2ce5af9549f1c85c910cf897d0794d82a02acba89882ddfbb03c29256c9206dfc9c8f43a4c7a3c75566271cebc145a4

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      9e2df30523a2f0c15ba006bf150c68f0a05b8e4ced2f43ddd290497729a678e1N.exe

    • Size

      1.3MB

    • MD5

      ec4f34cea86ce61c46ffac823672e450

    • SHA1

      1229848b8f4aca65f70e0cfc43c070471c477c95

    • SHA256

      9e2df30523a2f0c15ba006bf150c68f0a05b8e4ced2f43ddd290497729a678e1

    • SHA512

      96d452f3616f1e367018fb352510cefee2ce5af9549f1c85c910cf897d0794d82a02acba89882ddfbb03c29256c9206dfc9c8f43a4c7a3c75566271cebc145a4

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    Score
    10/10
    dcratdiscoveryexecutioninfostealerrat

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks