Overview

overview

10

Static

static

10

VCDSLoader.exe

windows10-2004-x64

10

VCDSLoader.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    VCDSLoader.exe
  • Size 3.3MB
  • Sample261010-vdkkmsgx6z
  • SHA256 e7ff318a19a78e9b636559132feaf7e81134814f5c6b26d4f8efa55cc509e77f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xredbackdoordiscoverymacropersistence

Malware Config

Extracted

Family

  • xred

C2

  • xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Targets

    • Target
      VCDSLoader.exe
    • Size 3.3MB
    • SHA256 e7ff318a19a78e9b636559132feaf7e81134814f5c6b26d4f8efa55cc509e77f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryxredpersistencemacro

    • Family: Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Suspicious Office macro

      Office document equipped with macros.

      macro

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks