Overview

overview

10

Static

static

10

HEUR-Troja...5e.exe

windows7-x64

10

HEUR-Troja...5e.exe

windows10-2004-x64

10

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General

  • Target

    HEUR-Trojan-Spy.MSIL.Stealer.gen-a7c4851eb45e.exe

  • Size

    1.1MB

  • Sample

    230201-tqslcaaf63

  • MD5

    4d3227c49bb3db6940a04296e0c7ad1b

  • SHA1

    21a152feb2ef0ffba34587b63a832bf47c696be5

  • SHA256

    a7c4851eb45e364c5d00a0ac9604be177f5ce178525599f63995e3527ef4a93b

  • SHA512

    1718378593be5159e53ff7ba36b5fe4eb72869cc9a9a05b100eda0414bc416ef65fefdb5a454e7948fab486897de91f0e245cfaed0539aebd1c98e0ce988f058

  • SSDEEP

    24576:tOX6SP7prgJDBT5HHcwsQMghdR/O483h4vAe+4:edeDBT5cbQhnbk

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      HEUR-Trojan-Spy.MSIL.Stealer.gen-a7c4851eb45e.exe

    • Size

      1.1MB

    • MD5

      4d3227c49bb3db6940a04296e0c7ad1b

    • SHA1

      21a152feb2ef0ffba34587b63a832bf47c696be5

    • SHA256

      a7c4851eb45e364c5d00a0ac9604be177f5ce178525599f63995e3527ef4a93b

    • SHA512

      1718378593be5159e53ff7ba36b5fe4eb72869cc9a9a05b100eda0414bc416ef65fefdb5a454e7948fab486897de91f0e245cfaed0539aebd1c98e0ce988f058

    • SSDEEP

      24576:tOX6SP7prgJDBT5HHcwsQMghdR/O483h4vAe+4:edeDBT5cbQhnbk

    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

    • Executes dropped EXE

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks