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Overview

overview

10

Static

static

10

a301f1d7fe...22.exe

windows7-x64

10

a301f1d7fe...22.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a301f1d7fe80574cc4888e1477cf5a22.exe

  • Size

    1.7MB

  • Sample

    230903-cpsfhsgd34

  • MD5

    a301f1d7fe80574cc4888e1477cf5a22

  • SHA1

    a2b43366cb4cb30a4d2c5bc4cc29dafecb42455c

  • SHA256

    0ba951d1a97c8f4e8d64870f98ef777b11d3f49a1cd195482e3575361dd7346d

  • SHA512

    2c5577687029660af4e70a064f93ae6ac7af074ba0f04c8783fa1797eb1801aeda1d6c711f8a3929f5d30d49df07850fb31b1db4b4cf233bb9a2b80905e25832

  • SSDEEP

    24576:P2G/nvxW3Wz0XaV306S/0M/W5DyaCwvvTYdydYsXb30FTMsDQqE6jLGPbEYbF:PbA3dX83lS/Ve5D5vkrMb30DD7GP3

Score
10/10
dcratevasioninfostealerpersistencerat

Malware Config

Targets

    • Target

      a301f1d7fe80574cc4888e1477cf5a22.exe

    • Size

      1.7MB

    • MD5

      a301f1d7fe80574cc4888e1477cf5a22

    • SHA1

      a2b43366cb4cb30a4d2c5bc4cc29dafecb42455c

    • SHA256

      0ba951d1a97c8f4e8d64870f98ef777b11d3f49a1cd195482e3575361dd7346d

    • SHA512

      2c5577687029660af4e70a064f93ae6ac7af074ba0f04c8783fa1797eb1801aeda1d6c711f8a3929f5d30d49df07850fb31b1db4b4cf233bb9a2b80905e25832

    • SSDEEP

      24576:P2G/nvxW3Wz0XaV306S/0M/W5DyaCwvvTYdydYsXb30FTMsDQqE6jLGPbEYbF:PbA3dX83lS/Ve5D5vkrMb30DD7GP3

    Score
    10/10
    dcratevasioninfostealerpersistencerat

    • 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

    • 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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks