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Overview

overview

10

Static

static

10

235d34c77d...b1.exe

windows7-x64

10

235d34c77d...b1.exe

windows10-2004-x64

10

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General

  • Target

    235d34c77d2170ce99f718267547a1b1.exe

  • Size

    2.8MB

  • Sample

    240801-23dlyswbqf

  • MD5

    235d34c77d2170ce99f718267547a1b1

  • SHA1

    d8802d67af489d34023046f84a8c6eeae7c9afd8

  • SHA256

    0f2c744c9325bd8c8874af73a82add70c6206e047afef3be951fb6ebfe8c5576

  • SHA512

    7c292e38783e56f63999cfe88a43758353de33622a6ff937af5e6252639530ee21ad036b0795e02ddb817e8d29c7fb2c8514f76627ea168fc274df9a21e8178e

  • SSDEEP

    49152:ubA3jvN1HwTxELJKORSmFPANX0M2EQX2YnbcqT9KD2EB7F1QetkmL6Hs44F+I6:ubaN1HwdEwmxGDDaYqTYDZ7ntkBHs44o

Score
10/10
dcratdiscoveryinfostealerpersistencerat

Malware Config

Targets

    • Target

      235d34c77d2170ce99f718267547a1b1.exe

    • Size

      2.8MB

    • MD5

      235d34c77d2170ce99f718267547a1b1

    • SHA1

      d8802d67af489d34023046f84a8c6eeae7c9afd8

    • SHA256

      0f2c744c9325bd8c8874af73a82add70c6206e047afef3be951fb6ebfe8c5576

    • SHA512

      7c292e38783e56f63999cfe88a43758353de33622a6ff937af5e6252639530ee21ad036b0795e02ddb817e8d29c7fb2c8514f76627ea168fc274df9a21e8178e

    • SSDEEP

      49152:ubA3jvN1HwTxELJKORSmFPANX0M2EQX2YnbcqT9KD2EB7F1QetkmL6Hs44F+I6:ubaN1HwdEwmxGDDaYqTYDZ7ntkBHs44o

    Score
    10/10
    dcratdiscoveryinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks