General

  • Target

    bound.exe

  • Size

    760KB

  • Sample

    250201-w9mkjswrhm

  • MD5

    79549e64dc118988e997a209ef99567d

  • SHA1

    48948a955e0266ac2d5fb7c61e3f48aca97a829c

  • SHA256

    adf64abb408b1eaac3668e8b5d984780ce5664e8cc1579a0bebf1380cba23d43

  • SHA512

    3c58de1340c4a68509cc5c72b6eddc91ffca7d0d0038363632bd6abd51a165452e0a1d2bf0ecbffa0a1ec4e0e9a2f421deaae681f81373917d9dee72c283e4ea

  • SSDEEP

    12288:WMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9KmKj:WnsJ39LyjbJkQFMhmC+6GD9c

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

      bound.exe

    • Size

      760KB

    • MD5

      79549e64dc118988e997a209ef99567d

    • SHA1

      48948a955e0266ac2d5fb7c61e3f48aca97a829c

    • SHA256

      adf64abb408b1eaac3668e8b5d984780ce5664e8cc1579a0bebf1380cba23d43

    • SHA512

      3c58de1340c4a68509cc5c72b6eddc91ffca7d0d0038363632bd6abd51a165452e0a1d2bf0ecbffa0a1ec4e0e9a2f421deaae681f81373917d9dee72c283e4ea

    • SSDEEP

      12288:WMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9KmKj:WnsJ39LyjbJkQFMhmC+6GD9c

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Modifies Windows Firewall

    • Suspicious Office macro

      Office document equipped with macros.

    • 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

MITRE ATT&CK Enterprise v15

Tasks