General

  • Target

    6f49e661d55c95786bcee06a63f95dab201483dfa9c6fb2ca0882c0b67009f8a.exe

  • Size

    1.2MB

  • Sample

    250121-g1pafszpev

  • MD5

    377293496a9862cb5482dbfc78db25be

  • SHA1

    286fe8ad63b881ed9d06698a370c0392548fa113

  • SHA256

    6f49e661d55c95786bcee06a63f95dab201483dfa9c6fb2ca0882c0b67009f8a

  • SHA512

    da08f1618701ed5de26a7f1d283c373d0668293ac6cdd3db93096956ae2569c3a3770d4bff109f72fef4e5f3e6cfdd7fff88f16b6223a83fe34240a730415870

  • SSDEEP

    24576:lxU376C0skFgqIyXFnbCDQgZ8e7FRsWC9ZRHInh4j1Cf6liXwkOmpdT+:APkVXFGDQoP7FRCZRonh4hfewhmpdC

Malware Config

Targets

    • Target

      6f49e661d55c95786bcee06a63f95dab201483dfa9c6fb2ca0882c0b67009f8a.exe

    • Size

      1.2MB

    • MD5

      377293496a9862cb5482dbfc78db25be

    • SHA1

      286fe8ad63b881ed9d06698a370c0392548fa113

    • SHA256

      6f49e661d55c95786bcee06a63f95dab201483dfa9c6fb2ca0882c0b67009f8a

    • SHA512

      da08f1618701ed5de26a7f1d283c373d0668293ac6cdd3db93096956ae2569c3a3770d4bff109f72fef4e5f3e6cfdd7fff88f16b6223a83fe34240a730415870

    • SSDEEP

      24576:lxU376C0skFgqIyXFnbCDQgZ8e7FRsWC9ZRHInh4j1Cf6liXwkOmpdT+:APkVXFGDQoP7FRCZRonh4hfewhmpdC

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks