General

  • Target

    e2d03b6739a8de1b747e53f350420d32e8d3d930a988089e1b9edf6e598c4a6e

  • Size

    1.3MB

  • Sample

    241221-txde1asqcv

  • MD5

    ff93deacee9f31af19efda4595731582

  • SHA1

    ba6d683976b798f81282262ffec4246375938c22

  • SHA256

    e2d03b6739a8de1b747e53f350420d32e8d3d930a988089e1b9edf6e598c4a6e

  • SHA512

    0d4d8c937b432e8667a9d0e5c0f8f2dd6c2c273ae3b1100914cfeeb09034662f52200aeaa1c30d3f02c33b3ef55691d8c1f2ffbd1487a9f482f202d15d159e3c

  • SSDEEP

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

Malware Config

Targets

    • Target

      e2d03b6739a8de1b747e53f350420d32e8d3d930a988089e1b9edf6e598c4a6e

    • Size

      1.3MB

    • MD5

      ff93deacee9f31af19efda4595731582

    • SHA1

      ba6d683976b798f81282262ffec4246375938c22

    • SHA256

      e2d03b6739a8de1b747e53f350420d32e8d3d930a988089e1b9edf6e598c4a6e

    • SHA512

      0d4d8c937b432e8667a9d0e5c0f8f2dd6c2c273ae3b1100914cfeeb09034662f52200aeaa1c30d3f02c33b3ef55691d8c1f2ffbd1487a9f482f202d15d159e3c

    • SSDEEP

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

    • DcRat

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

    • Dcrat family

    • 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.

    • Command and Scripting Interpreter: PowerShell

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks