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Overview

overview

10

Static

static

10

nursultan ...ix.exe

windows7-x64

10

nursultan ...ix.exe

windows10-2004-x64

10

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General

  • Target

    nursultan nexgen fix.exe

  • Size

    1.5MB

  • Sample

    240531-s3pjsade28

  • MD5

    a3d07c747770c9a471a44446e46e33d5

  • SHA1

    8340534fb1770bae9660287ddb0496e243efcfe4

  • SHA256

    16015088c3352a8257f420555e7ce6245aa0e6682deeca79bf7e08c24e1ac3de

  • SHA512

    307cbdddaa9f426f8ceec060c2c0b1ab5ed3573e327dbcfdda7b1dfd22cf17559f017d835d71bdd15397fa95b0c7dfbfb4cd6b51cd5b2adc1d1cddc8ffe27f99

  • SSDEEP

    24576:U2G/nvxW3Ww0tpfnNGcvUCxt9groiK5Cg3ZRvm43TzvmF2cK07:UbA30pfnLRRgrheJROuTzvIR

Score
10/10
dcratevasioninfostealerratspywarestealer

Malware Config

Targets

    • Target

      nursultan nexgen fix.exe

    • Size

      1.5MB

    • MD5

      a3d07c747770c9a471a44446e46e33d5

    • SHA1

      8340534fb1770bae9660287ddb0496e243efcfe4

    • SHA256

      16015088c3352a8257f420555e7ce6245aa0e6682deeca79bf7e08c24e1ac3de

    • SHA512

      307cbdddaa9f426f8ceec060c2c0b1ab5ed3573e327dbcfdda7b1dfd22cf17559f017d835d71bdd15397fa95b0c7dfbfb4cd6b51cd5b2adc1d1cddc8ffe27f99

    • SSDEEP

      24576:U2G/nvxW3Ww0tpfnNGcvUCxt9groiK5Cg3ZRvm43TzvmF2cK07:UbA30pfnLRRgrheJROuTzvIR

    Score
    10/10
    dcratevasioninfostealerratspywarestealer

    • 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

    • Disables Task Manager via registry modification

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks