Overview

overview

10

Static

static

10

b3f80a7301...99.exe

windows7-x64

10

b3f80a7301...99.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b3f80a73013fb8e1ecf3aad0023ef23d0628f59cfa1f5e0fa807efbd05861699.exe

  • Size

    756KB

  • Sample

    250201-p5s37sspgs

  • MD5

    0bbc7e44176167427c43830894444e3d

  • SHA1

    894c2a253c02928831887149bbb9fffb58b6c69a

  • SHA256

    b3f80a73013fb8e1ecf3aad0023ef23d0628f59cfa1f5e0fa807efbd05861699

  • SHA512

    7e93bb71ce41f101943cc1fd6dfee41f261dc197279ba0fbec1a0364c6c0cf2e51c180aa2080f75bb738d0626f0723516613f4e2c5c13081e0cc1a6ae52d00d7

  • SSDEEP

    12288:NMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V98g0p:NnsJ39LyjbJkQFMhmC+6GD9lo

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

      b3f80a73013fb8e1ecf3aad0023ef23d0628f59cfa1f5e0fa807efbd05861699.exe

    • Size

      756KB

    • MD5

      0bbc7e44176167427c43830894444e3d

    • SHA1

      894c2a253c02928831887149bbb9fffb58b6c69a

    • SHA256

      b3f80a73013fb8e1ecf3aad0023ef23d0628f59cfa1f5e0fa807efbd05861699

    • SHA512

      7e93bb71ce41f101943cc1fd6dfee41f261dc197279ba0fbec1a0364c6c0cf2e51c180aa2080f75bb738d0626f0723516613f4e2c5c13081e0cc1a6ae52d00d7

    • SSDEEP

      12288:NMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V98g0p:NnsJ39LyjbJkQFMhmC+6GD9lo

    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