General

  • Target

    e52790fad710c0c1b12fbd9ea860621073af0615c796cd4fbd08fb6fb48982ed.exe

  • Size

    1.8MB

  • Sample

    241207-d4tskazmcj

  • MD5

    6f8def1aecbdb57d595fdb2520dc7009

  • SHA1

    117dedc36c0146a0557e191ac78f22dc61c96b74

  • SHA256

    e52790fad710c0c1b12fbd9ea860621073af0615c796cd4fbd08fb6fb48982ed

  • SHA512

    a929f473cbd7a3c3e8d494ccb472ee75e0ca5915ff965bc95020b5b5df24205505601337dcaf0e5750ed441c5293e3b91b8bca4813e577d5ef350a9aaa7a28c7

  • SSDEEP

    49152:5WqKKPZ1snfJ+rqDPuQDLME5MT4rDQNpfh:jKKZ1sRD2Q3N5MT4r

Malware Config

Targets

    • Target

      e52790fad710c0c1b12fbd9ea860621073af0615c796cd4fbd08fb6fb48982ed.exe

    • Size

      1.8MB

    • MD5

      6f8def1aecbdb57d595fdb2520dc7009

    • SHA1

      117dedc36c0146a0557e191ac78f22dc61c96b74

    • SHA256

      e52790fad710c0c1b12fbd9ea860621073af0615c796cd4fbd08fb6fb48982ed

    • SHA512

      a929f473cbd7a3c3e8d494ccb472ee75e0ca5915ff965bc95020b5b5df24205505601337dcaf0e5750ed441c5293e3b91b8bca4813e577d5ef350a9aaa7a28c7

    • SSDEEP

      49152:5WqKKPZ1snfJ+rqDPuQDLME5MT4rDQNpfh:jKKZ1sRD2Q3N5MT4r

    • 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.

    • UAC bypass

    • 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

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v15

Tasks