General

  • Target

    7153358b522f1803b87d15a720aa73e8a796e8b58397c7aff5ce0027224756ed.exe

  • Size

    4.1MB

  • Sample

    241125-b2n37axjfq

  • MD5

    d7a3723ed09e9d1510f75ca35aba5ea7

  • SHA1

    b6265bc2091d20ed0a3715f0bb47371d49f9c65f

  • SHA256

    7153358b522f1803b87d15a720aa73e8a796e8b58397c7aff5ce0027224756ed

  • SHA512

    e02e9729de1f37bf8369c0869c3dc11c65f91a8a3a11ee463b26fb8fbd878fe1acb9ee7da32177ad726b7fc13ec7e96892ac3145cf96fe0dfa05c6313d5d836a

  • SSDEEP

    98304:Vnsmtk2aEXzhW148Pd+Tf1mpcOldJQ3/V11v3jypj:pLnFK4s0TfLOdo/HV3epj

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

      7153358b522f1803b87d15a720aa73e8a796e8b58397c7aff5ce0027224756ed.exe

    • Size

      4.1MB

    • MD5

      d7a3723ed09e9d1510f75ca35aba5ea7

    • SHA1

      b6265bc2091d20ed0a3715f0bb47371d49f9c65f

    • SHA256

      7153358b522f1803b87d15a720aa73e8a796e8b58397c7aff5ce0027224756ed

    • SHA512

      e02e9729de1f37bf8369c0869c3dc11c65f91a8a3a11ee463b26fb8fbd878fe1acb9ee7da32177ad726b7fc13ec7e96892ac3145cf96fe0dfa05c6313d5d836a

    • SSDEEP

      98304:Vnsmtk2aEXzhW148Pd+Tf1mpcOldJQ3/V11v3jypj:pLnFK4s0TfLOdo/HV3epj

    • Modifies visiblity of hidden/system files in Explorer

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks