General

  • Target

    b80e8a9412e0aa8906b0ae15361b0e25ab21844496d188e7d8aafd7fdd9357f1N.exe

  • Size

    764KB

  • Sample

    250216-2g4w1s1nhv

  • MD5

    c851a8c7be1f1760b144272b4bf5ffe0

  • SHA1

    14fade27cd4debd4817c676ad04e60a4d8741ea7

  • SHA256

    b80e8a9412e0aa8906b0ae15361b0e25ab21844496d188e7d8aafd7fdd9357f1

  • SHA512

    166bf8729e28c2d1da5fd5dbafc49ef23a2ca96c4af9e03da4fe7223ad761fc60abcac1b0a3e59e0e16f06460f2ff4fa1d864ec949d29f0b05ca2291f49ca3ba

  • SSDEEP

    12288:6MSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9URtj:6nsJ39LyjbJkQFMhmC+6GD9E

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

      b80e8a9412e0aa8906b0ae15361b0e25ab21844496d188e7d8aafd7fdd9357f1N.exe

    • Size

      764KB

    • MD5

      c851a8c7be1f1760b144272b4bf5ffe0

    • SHA1

      14fade27cd4debd4817c676ad04e60a4d8741ea7

    • SHA256

      b80e8a9412e0aa8906b0ae15361b0e25ab21844496d188e7d8aafd7fdd9357f1

    • SHA512

      166bf8729e28c2d1da5fd5dbafc49ef23a2ca96c4af9e03da4fe7223ad761fc60abcac1b0a3e59e0e16f06460f2ff4fa1d864ec949d29f0b05ca2291f49ca3ba

    • SSDEEP

      12288:6MSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9URtj:6nsJ39LyjbJkQFMhmC+6GD9E

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks