General

  • Target

    53df6a79faea31e45338431200efa0bd3dec556eeea4b887d67bfa4e9eff56efN.exe

  • Size

    3.3MB

  • Sample

    241125-rkpamazrew

  • MD5

    8b94fa1a548711a611b0555851f48f00

  • SHA1

    03841a4289982705ca933f3d982f056b7b0dd896

  • SHA256

    53df6a79faea31e45338431200efa0bd3dec556eeea4b887d67bfa4e9eff56ef

  • SHA512

    38cbcf67996da5cc094266ab328d229987e521fe66cce78c2f0a9779848ab1e75a917939565573a7aa3f1ace663ffbfeb2dd3d831b5caa82782f30b8664e01fd

  • SSDEEP

    98304:tnsmtk2atXzhW148Pd+Tf1mpcOldJQ3/Vb:RLCFK4s0TfLOdo/h

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

      53df6a79faea31e45338431200efa0bd3dec556eeea4b887d67bfa4e9eff56efN.exe

    • Size

      3.3MB

    • MD5

      8b94fa1a548711a611b0555851f48f00

    • SHA1

      03841a4289982705ca933f3d982f056b7b0dd896

    • SHA256

      53df6a79faea31e45338431200efa0bd3dec556eeea4b887d67bfa4e9eff56ef

    • SHA512

      38cbcf67996da5cc094266ab328d229987e521fe66cce78c2f0a9779848ab1e75a917939565573a7aa3f1ace663ffbfeb2dd3d831b5caa82782f30b8664e01fd

    • SSDEEP

      98304:tnsmtk2atXzhW148Pd+Tf1mpcOldJQ3/Vb:RLCFK4s0TfLOdo/h

    • 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)

    • Suspicious Office macro

      Office document equipped with macros.

    • 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