Overview

overview

10

Static

static

10

surrogatec...on.exe

windows7_x64

10

surrogatec...on.exe

windows10-2004_x64

10

Sharing

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General

  • Target
    surrogatecontainersession.bin
  • Size 1.3MB
  • Sample220707-v65raafad2
  • SHA256 fec34dd8cbdb2b535687b88287c32a6c5439d9e1f0135ab830ae7bc07d989a73
  • MD5 SHA1 SHA512
Score
10/10
dcratinfostealerratspywarestealersuricata

Malware Config

Targets

    • Target
      surrogatecontainersession.bin
    • Size 1.3MB
    • SHA256 fec34dd8cbdb2b535687b88287c32a6c5439d9e1f0135ab830ae7bc07d989a73
    • MD5 SHA1 SHA512
    Score
    10/10
    dcratinfostealerratspywarestealersuricata

    • 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.

    • suricata: ET MALWARE DCRAT Activity (GET)

      suricata: ET MALWARE DCRAT Activity (GET)

      suricata

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Executes dropped EXE

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks