Overview

overview

10

Static

static

10

5537aec6cd...57.exe

windows7-x64

10

5537aec6cd...57.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    5537aec6cdd2be7bd105e31b272ade57
  • Size 1.2MB
  • Sample240112-crst3adff2
  • SHA256 dea61d766eabdc5e8a11be7eec12c2d0670be8fb98e6632fac67fc478061318b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target
      5537aec6cdd2be7bd105e31b272ade57
    • Size 1.2MB
    • SHA256 dea61d766eabdc5e8a11be7eec12c2d0670be8fb98e6632fac67fc478061318b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    dcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • 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