Overview

overview

10

Static

static

10

PDF.exe

windows7-x64

10

PDF.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    PDF2.zip

  • Size

    1.2MB

  • Sample

    241202-3pgxwsvlhq

  • MD5

    a5209a7bb331c32227a64c222d011458

  • SHA1

    13d55f8bc946399214956e1ea1f7ee82a86999e4

  • SHA256

    ed1c78f20c2999f71ab4294127bea7adb58d3dda79c652fdfeb8678c53fde290

  • SHA512

    19c1b3635edde8d7b5f0725ccfa081c387ec1784c448f768369239ef6a8aa41509e6aa6f155648048f2c03a6c00ae93737969cbef8f224e7571ee958673f36d8

  • SSDEEP

    24576:XyT8lA/sP6RCGrZwNyao2n4ek5vBwx7n0G+FaEt5SbNfhUtc:XyTMcw6kGreN5oqpk5pWn0vIE2pUtc

Score
10/10
xredbackdoordiscoverypersistenceupx

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

      PDF.exexx

    • Size

      1.6MB

    • MD5

      f464d4d7c3a16d42be2501b9b069f592

    • SHA1

      d746cb858983edb93ecdb9b44d65d18c83d5257d

    • SHA256

      4ea3fd5832635ca12ad822ba1b441fe5e38ea5599d08822057d35248a029cefb

    • SHA512

      4685c52657f2a30f1ed973fa5f0a6c575a93d184980b4e539f41a9d38d481fe0aa0bd2a99140b9c72fb04982f6ad2b7d522045369c752df856856ccd3749899d

    • SSDEEP

      24576:MnsJ39LyjbJkQFMhmC+6GD99hloDX0XOf4mSAz+53SDjpLSZi:MnsHyjtk2MYC5GDrhloJfOAz+OpSs

    Score
    10/10
    xredbackdoordiscoverypersistenceupx

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks