Overview

overview

10

Static

static

10

RunSidChanger.exe

windows7-x64

10

RunSidChanger.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    RunSidChanger.exe

  • Size

    761KB

  • Sample

    250217-31gfhavlgx

  • MD5

    783e96c31faa2ae3b0fcde248670244c

  • SHA1

    01dd24d3c872e9694521981e0ad1142ea6033657

  • SHA256

    01c01aa0d42d7a8a6ea3776e64ef993bbcab95324db8e12f7a2fc6b7f35ff27c

  • SHA512

    a23cb99377a4b6c8ab83ecfa80e26d7e5e834a83bca044ad1e66d4592a99500fad4b881208c85fb8ddceef6cbabedd8b826e862c0cf5545ea465e486ed001c34

  • SSDEEP

    12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9goj:SnsJ39LyjbJkQFMhmC+6GD97

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

      RunSidChanger.exe

    • Size

      761KB

    • MD5

      783e96c31faa2ae3b0fcde248670244c

    • SHA1

      01dd24d3c872e9694521981e0ad1142ea6033657

    • SHA256

      01c01aa0d42d7a8a6ea3776e64ef993bbcab95324db8e12f7a2fc6b7f35ff27c

    • SHA512

      a23cb99377a4b6c8ab83ecfa80e26d7e5e834a83bca044ad1e66d4592a99500fad4b881208c85fb8ddceef6cbabedd8b826e862c0cf5545ea465e486ed001c34

    • SSDEEP

      12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9goj:SnsJ39LyjbJkQFMhmC+6GD97

    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