Overview

overview

10

Static

static

10

MSRX/MSRX.exe

windows7-x64

10

MSRX/MSRX.exe

windows10-2004-x64

10

MSRX/MagAPI.dll

windows7-x64

3

MSRX/MagAPI.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    MSRX.7z

  • Size

    591KB

  • Sample

    241203-2pacdatnbp

  • MD5

    63b8469f969f26dba70a4017c8efa341

  • SHA1

    fb1f0f0bae8f5c2a67ff0d650a192058dd006de0

  • SHA256

    447c72c5138078fc11668200f09edaff028ceb40097e409b3ff49125fcc79c9a

  • SHA512

    ddff04f1c17e6b3a53b2b1f8b9085cb1e5548f9501017123bfd3bc450789265efa9c43f9d9c4cd825ba80a7e085a2f6ac98009ca8f3ac17b1b066a88d50f2972

  • SSDEEP

    12288:vlWrgFvUlZTm25tRGIxNDZCvcYqAZ+IJuxWKxo9sZBsv0r1/85Q:dWreYTj5tRGIRCvcEZ+s+9Z6cr98q

Score
10/10
xredbackdoordiscoverypersistence

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

      MSRX/MSRX.exe

    • Size

      1.8MB

    • MD5

      8eed22631ca6a1573f8bd6443abf9a63

    • SHA1

      1dd9578345f9e5fd9837ffeb5792d64e5b5dc2f3

    • SHA256

      01eaf6db3eff96a405c630ead532557d77d1f22383cf3521eb61cc041d432b9a

    • SHA512

      f09acb725d9ae0ea2309e70c04dc626157fb2997ca901ebb0ec9768657fca1b521c1d4481f5873b3077b44580853bf53d5523a43904205f88c4533a134c396a2

    • SSDEEP

      24576:BnsJ39LyjbJkQFMhmC+6GD9UBNMplUHK/AtanJ9jWxAbLH:BnsHyjtk2MYC5GDOMUHgZpWAn

    Score
    10/10
    xredbackdoordiscoverypersistence

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

    • Target

      MSRX/MagAPI.dll

    • Size

      58KB

    • MD5

      67f3472d5436422c52a7640f6b1d66cd

    • SHA1

      07a7ae6736a49e9de47b9d3e4538c2fbc5041862

    • SHA256

      a4411273bc0c39afdc29b9e1e66f5880f644918a374f4ad079b0fa5eac3493bd

    • SHA512

      4365fcde2c5da35392a8400fc83d5189d573c174c58f26158dc1682f14935716be9c922f7bc4fc08c536610a35d543aa879fa365d1f6d5792d3bd2c785a123da

    • SSDEEP

      1536:UaVrde9a+SQmRdRhT3LILKHYlHGkl5+H5F4GkG9NCDjp:pekddRhOKZk/+H5jNYp

    Score
    3/10
    discovery
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks