Overview

overview

10

Static

static

10

2b7f820ad4...55.exe

windows7-x64

10

2b7f820ad4...55.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    2b7f820ad4b5f7518071bd730ac2e655.exe
  • Size 2.5MB
  • Sample230827-x28cqaef71
  • SHA256 fc402b8bbe328bc15da197b4f57b67d6fb74530553eb7f6fb2d1aa3d1af64fb6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
dcratinfostealerpersistenceratspywarestealer

Malware Config

Targets

    • Target
      2b7f820ad4b5f7518071bd730ac2e655.exe
    • Size 2.5MB
    • SHA256 fc402b8bbe328bc15da197b4f57b67d6fb74530553eb7f6fb2d1aa3d1af64fb6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    dcratinfostealerpersistenceratspywarestealer

    • 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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks