Overview

overview

10

Static

static

10

bf20cdfdab...8N.exe

windows7-x64

10

bf20cdfdab...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bf20cdfdabcb1b0703c357839fb576b5561a1ec584d9e00e48b7375bb1cbd498N.exe

  • Size

    753KB

  • Sample

    250127-hxf1caxrfr

  • MD5

    b052a2f9e0f390804f9281d37bb876e0

  • SHA1

    61791bf3bc3d2f4933871f7016359d9b79e92fd7

  • SHA256

    bf20cdfdabcb1b0703c357839fb576b5561a1ec584d9e00e48b7375bb1cbd498

  • SHA512

    9706dddf0b7bf7a9f25eb9597f6f9dd76a530efb6170ec1fca8093f4d4de27c6bed88caf6f6e807fe8aacc36201ee3aa078d35290c8eec5c25733792c69cb542

  • SSDEEP

    12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9Ixr:ansJ39LyjbJkQFMhmC+6GD9+

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

      bf20cdfdabcb1b0703c357839fb576b5561a1ec584d9e00e48b7375bb1cbd498N.exe

    • Size

      753KB

    • MD5

      b052a2f9e0f390804f9281d37bb876e0

    • SHA1

      61791bf3bc3d2f4933871f7016359d9b79e92fd7

    • SHA256

      bf20cdfdabcb1b0703c357839fb576b5561a1ec584d9e00e48b7375bb1cbd498

    • SHA512

      9706dddf0b7bf7a9f25eb9597f6f9dd76a530efb6170ec1fca8093f4d4de27c6bed88caf6f6e807fe8aacc36201ee3aa078d35290c8eec5c25733792c69cb542

    • SSDEEP

      12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9Ixr:ansJ39LyjbJkQFMhmC+6GD9+

    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