General

  • Target

    664dea6f81b67751afb7262aeb714ced32f49b3037b5b2d4a84e361f2d2906d7

  • Size

    1.3MB

  • Sample

    241102-mvxbrs1pey

  • MD5

    67df91dae71f5e77aba6aaeef32ba99c

  • SHA1

    30b6fc90c283b51501b76bf6ae945286268fc329

  • SHA256

    664dea6f81b67751afb7262aeb714ced32f49b3037b5b2d4a84e361f2d2906d7

  • SHA512

    6cd967f3bd1cfdf5d763fe34a2fbdc7aeea957b683d53ea6d5ca6a074b4e0d24888c09c6521380554c86fadda0b0afc909b13f08e2a24829bb296c557b0100af

  • SSDEEP

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

Malware Config

Targets

    • Target

      664dea6f81b67751afb7262aeb714ced32f49b3037b5b2d4a84e361f2d2906d7

    • Size

      1.3MB

    • MD5

      67df91dae71f5e77aba6aaeef32ba99c

    • SHA1

      30b6fc90c283b51501b76bf6ae945286268fc329

    • SHA256

      664dea6f81b67751afb7262aeb714ced32f49b3037b5b2d4a84e361f2d2906d7

    • SHA512

      6cd967f3bd1cfdf5d763fe34a2fbdc7aeea957b683d53ea6d5ca6a074b4e0d24888c09c6521380554c86fadda0b0afc909b13f08e2a24829bb296c557b0100af

    • 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