Overview

overview

10

Static

static

10

8fab5d8ed5...91.exe

windows7-x64

10

8fab5d8ed5...91.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8fab5d8ed512070c6543bf00ad29f597fef1c9c303d8b3a1c4786a79dfff6291

  • Size

    1.3MB

  • Sample

    241221-vpgccstqdm

  • MD5

    b795f22c02f762aa593d827534fcec3f

  • SHA1

    a31fe339eb5df009b71c866f1a023ac28f6274cf

  • SHA256

    8fab5d8ed512070c6543bf00ad29f597fef1c9c303d8b3a1c4786a79dfff6291

  • SHA512

    ed095e2281bbf29835803806dcbd78d054895178e1c567db19a0eecaad8ba81d41ba7baaca44579c52df4b0b7415c11d560bf19bd99e90d2c35997bde4a0cad9

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      8fab5d8ed512070c6543bf00ad29f597fef1c9c303d8b3a1c4786a79dfff6291

    • Size

      1.3MB

    • MD5

      b795f22c02f762aa593d827534fcec3f

    • SHA1

      a31fe339eb5df009b71c866f1a023ac28f6274cf

    • SHA256

      8fab5d8ed512070c6543bf00ad29f597fef1c9c303d8b3a1c4786a79dfff6291

    • SHA512

      ed095e2281bbf29835803806dcbd78d054895178e1c567db19a0eecaad8ba81d41ba7baaca44579c52df4b0b7415c11d560bf19bd99e90d2c35997bde4a0cad9

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    Score
    10/10
    dcratdiscoveryexecutioninfostealerrat

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • 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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks