General

  • Target

    983853595e94672a789e35334d73a44d9245b12c55f5793cd8110ca04958c96b

  • Size

    1.3MB

  • Sample

    241221-vzj61atrav

  • MD5

    272ced88fbc0fb4a0236008960818ef6

  • SHA1

    e552bfe12fb2e9fa7adb27067708df757a9a3cfc

  • SHA256

    983853595e94672a789e35334d73a44d9245b12c55f5793cd8110ca04958c96b

  • SHA512

    a83a5e8afcf14c6851054d31f50a0f7bb691e911ba5b80944ce4b9e0dd35331e12abf711ea6cc909de3c2b9d580da9b08521769961d60c43b5c0714b3d7c56bf

  • SSDEEP

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

Malware Config

Targets

    • Target

      983853595e94672a789e35334d73a44d9245b12c55f5793cd8110ca04958c96b

    • Size

      1.3MB

    • MD5

      272ced88fbc0fb4a0236008960818ef6

    • SHA1

      e552bfe12fb2e9fa7adb27067708df757a9a3cfc

    • SHA256

      983853595e94672a789e35334d73a44d9245b12c55f5793cd8110ca04958c96b

    • SHA512

      a83a5e8afcf14c6851054d31f50a0f7bb691e911ba5b80944ce4b9e0dd35331e12abf711ea6cc909de3c2b9d580da9b08521769961d60c43b5c0714b3d7c56bf

    • 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