Overview

overview

10

Static

static

10

f873b2e688...ef.exe

windows7-x64

10

f873b2e688...ef.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f873b2e6887c35d7813d92c670014eaaa553a3fae388c82d3c010c334f61cbef.exe

  • Size

    782KB

  • Sample

    250205-p1sa4swrbt

  • MD5

    10518c671c65f0b5934d85b1716cc9ea

  • SHA1

    360c8b2ffb3aa5d1e11fccdff834d3f0adee1d0d

  • SHA256

    f873b2e6887c35d7813d92c670014eaaa553a3fae388c82d3c010c334f61cbef

  • SHA512

    647956014904eb723273a4a727577543195d7c35f7da598e2ea1693d4b89092602fb18f211c3512bdf8e3841bfd0249766e41e284c13c35d72663e5a1881c545

  • SSDEEP

    12288:GMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9HrJB:GnsJ39LyjbJkQFMhmC+6GD9H

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

      f873b2e6887c35d7813d92c670014eaaa553a3fae388c82d3c010c334f61cbef.exe

    • Size

      782KB

    • MD5

      10518c671c65f0b5934d85b1716cc9ea

    • SHA1

      360c8b2ffb3aa5d1e11fccdff834d3f0adee1d0d

    • SHA256

      f873b2e6887c35d7813d92c670014eaaa553a3fae388c82d3c010c334f61cbef

    • SHA512

      647956014904eb723273a4a727577543195d7c35f7da598e2ea1693d4b89092602fb18f211c3512bdf8e3841bfd0249766e41e284c13c35d72663e5a1881c545

    • SSDEEP

      12288:GMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9HrJB:GnsJ39LyjbJkQFMhmC+6GD9H

    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

MITRE ATT&CK Enterprise v15

Tasks