Overview

overview

10

Static

static

10

db9a0b0c3b...58.exe

windows7-x64

10

db9a0b0c3b...58.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    db9a0b0c3b7a105d8d914d3c3a7cd2f26e375d44b05cec24d00c5aae6a932b58

  • Size

    4.3MB

  • Sample

    241125-e9a33svmar

  • MD5

    b7a4d863a1a6d888da7f711671807850

  • SHA1

    4cf487090d23271c3c220f1f682ff2146c7d8312

  • SHA256

    db9a0b0c3b7a105d8d914d3c3a7cd2f26e375d44b05cec24d00c5aae6a932b58

  • SHA512

    0b5da66eae2060aa57c932d0f6f465867f78ffb25d47752f4df7ec564f9ba6d0478ef5cb702f82e70de18a7dc88e973fbece3c5fe091327d0eec9c01ae46a477

  • SSDEEP

    98304:Rnsmtk2aEnsmtk2agkLjNNC7ed9aEbJcC:tLFLKvC7c9aEbeC

Score
10/10
xredbackdoordiscoveryevasionpersistence

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

      db9a0b0c3b7a105d8d914d3c3a7cd2f26e375d44b05cec24d00c5aae6a932b58

    • Size

      4.3MB

    • MD5

      b7a4d863a1a6d888da7f711671807850

    • SHA1

      4cf487090d23271c3c220f1f682ff2146c7d8312

    • SHA256

      db9a0b0c3b7a105d8d914d3c3a7cd2f26e375d44b05cec24d00c5aae6a932b58

    • SHA512

      0b5da66eae2060aa57c932d0f6f465867f78ffb25d47752f4df7ec564f9ba6d0478ef5cb702f82e70de18a7dc88e973fbece3c5fe091327d0eec9c01ae46a477

    • SSDEEP

      98304:Rnsmtk2aEnsmtk2agkLjNNC7ed9aEbJcC:tLFLKvC7c9aEbeC

    Score
    10/10
    xredbackdoordiscoveryevasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • 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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks