General

  • Target

    PO#4590OQ.TAR

  • Size

    1.3MB

  • Sample

    250203-s4l52svpbs

  • MD5

    086784f65bdca2c1f909299d6d3aa459

  • SHA1

    4cbe95f6cee4c6cde663568f0e0876c583049955

  • SHA256

    43efe1cc4d6fbb13a9db28eed6d69841059041b7c5f4ff07bb3eaf01b44460fd

  • SHA512

    a5a0d1468203e9bd925531c295eb62db19f620a76ee9128a2f76ca5eea27497e3a599e84822fee9be6d6278e71603dec30c38bc72d81f25a82c12d9ecef5ad5d

  • SSDEEP

    24576:6JWhMbp4Zhbs8Af4tfeEFZOOxpvUICiSsYsoGQh27A6tpXQDnnR3jNS5F:6ghMN4z3A22EyOxFUICiSsYs9Qh2vQr2

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

      PO#4590OQ.bat

    • Size

      1.3MB

    • MD5

      7f7068a82f43b3e5769e26fab1faa7da

    • SHA1

      237a64bbd29b1ef2ab180b57f3ad0b3a8fc9328c

    • SHA256

      9851d62bf33dbe25f0502a068bde8acabdb58fe5230a31ac0942efe685f1f54b

    • SHA512

      b7b4d6ca01093cb6365aa79c2119d55b9b6d25ffb7065101a7a891da0eb5842393284c9e46d021f94645220eb5357d88f454970839dcea4c8d2f11492f19b21c

    • SSDEEP

      24576:5we0qDl5kbFWwASTXbsAAD4XNMEZZKO1p5UYeiysUJGcj23a2tjXQHwtk:5wNqDl5koRSPJAeOESO1bUYeiysUAcj/

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks