Overview

overview

10

Static

static

10

ad4072aa43...f0.exe

windows7-x64

10

ad4072aa43...f0.exe

windows10-2004-x64

10

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General

  • Target

    ad4072aa43c0fcac0cc0c5f86147c93fb16707a547d7760407a02be06bf9d8f0.exe

  • Size

    1.1MB

  • Sample

    241113-c9sxsavhlk

  • MD5

    119ede06afc1b721278e8955fe8338f4

  • SHA1

    3917c6cfd13689a83e8410c157f54c0e05550bcf

  • SHA256

    ad4072aa43c0fcac0cc0c5f86147c93fb16707a547d7760407a02be06bf9d8f0

  • SHA512

    72193ded81941ecef91da566d47e22667e98d927a18cbe06be3e4cbea6c1504664a7569fd9531ddbf1b4b019a953e53deb8da34938d1b879b4d74902eff3be78

  • SSDEEP

    24576:AMYPCI+q+U4cIG409ozWucypk1Nd4AX+iB/YjuM6kyh+:ABPZ0Kr1FXHB/guM6k+

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      ad4072aa43c0fcac0cc0c5f86147c93fb16707a547d7760407a02be06bf9d8f0.exe

    • Size

      1.1MB

    • MD5

      119ede06afc1b721278e8955fe8338f4

    • SHA1

      3917c6cfd13689a83e8410c157f54c0e05550bcf

    • SHA256

      ad4072aa43c0fcac0cc0c5f86147c93fb16707a547d7760407a02be06bf9d8f0

    • SHA512

      72193ded81941ecef91da566d47e22667e98d927a18cbe06be3e4cbea6c1504664a7569fd9531ddbf1b4b019a953e53deb8da34938d1b879b4d74902eff3be78

    • SSDEEP

      24576:AMYPCI+q+U4cIG409ozWucypk1Nd4AX+iB/YjuM6kyh+:ABPZ0Kr1FXHB/guM6k+

    Score
    10/10
    dcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks