Extracted

• • Target
    75c3cf5d0a539d0dbf9dd039f3f0712b6a13c11827e9c123f569ca9b4af5673eN.exe
  • Size 4.9MB
  • SHA256 75c3cf5d0a539d0dbf9dd039f3f0712b6a13c11827e9c123f569ca9b4af5673e
  • MD5 0f5cabfbc1180b73d7fadd9de190d3d0
  • SHA1 5a617e52ac7842c5a32c4caae9c0c1f1ea725a9d
  • SHA512 79bea9ea2a3659ab6a2d11c9aef9aaa235ee413de1f246b0c6cac6ca00c827a04c9309801dc2e1d9264bd932ccef458f136598173678d6409ee8cbbcecc8df9b
  • SSDEEP 49152:Ll5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8E:
  • MD5 SHA1 SHA512 SSDEEP

  Score

  10^/10

  dcratevasionexecutioninfostealerrattrojancolibribuild1discoveryloader

  • Colibri Loader

    A loader sold as MaaS first seen in August 2021.

    loadercolibri

  • Colibri family

    colibri

  • DcRat

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

    ratinfostealerdcrat

  • Dcrat family

    dcrat

  • Process spawned unexpected child process

    This typically indicates the parent process was compromised via an exploit or macro.

  • UAC bypass

    evasiontrojan

  • DCRat payload

    Detects payload of DCRat, commonly dropped by NSIS installers.

    rat

  • Command and Scripting Interpreter: PowerShell

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

    execution

  • Checks computer location settings

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE

  • Checks whether UAC is enabled

    evasiontrojan

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral1behavioral2