Analysis

  • max time kernel
    111s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 00:59

General

  • Target

    a8249097530d54ff667503d317c3e7aa08e6e123bfd137797176afcc97b3dd9e.exe

  • Size

    753KB

  • MD5

    0a2f6e1f3eb874d3d94cafb03a44e084

  • SHA1

    9b52d94038ebf4c49563d071b67d5f3a1a32e652

  • SHA256

    a8249097530d54ff667503d317c3e7aa08e6e123bfd137797176afcc97b3dd9e

  • SHA512

    a108e4336c584d50cd82bd74bce2dda9ecd620d21e20d23cb3d6042b11523744dbec631a80b4afa39770e0ade9f24fef104bc63af442121747de61405e7501e9

  • SSDEEP

    12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9ILsj:ansJ39LyjbJkQFMhmC+6GD9sU

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

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8249097530d54ff667503d317c3e7aa08e6e123bfd137797176afcc97b3dd9e.exe
    "C:\Users\Admin\AppData\Local\Temp\a8249097530d54ff667503d317c3e7aa08e6e123bfd137797176afcc97b3dd9e.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2940
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1964
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    753KB

    MD5

    0a2f6e1f3eb874d3d94cafb03a44e084

    SHA1

    9b52d94038ebf4c49563d071b67d5f3a1a32e652

    SHA256

    a8249097530d54ff667503d317c3e7aa08e6e123bfd137797176afcc97b3dd9e

    SHA512

    a108e4336c584d50cd82bd74bce2dda9ecd620d21e20d23cb3d6042b11523744dbec631a80b4afa39770e0ade9f24fef104bc63af442121747de61405e7501e9

  • C:\Users\Admin\AppData\Local\Temp\61975E00

    Filesize

    22KB

    MD5

    4053354d991921e3c31dbc11f623833b

    SHA1

    6b2d14fb849018cc170fa46725bac48caa93dd14

    SHA256

    ff17c714f1e7b50083668acffef74066544098895fa64259a3015fae16d80891

    SHA512

    5864e6fcabf8529a3bd70f7068a7787c8e01bca0d8e2cf3ffd1ad34011c4f32bea7bcef231e2a59c6b2eb3fc34fbbfc9e900f5fe50ba361ef826421d9e5a6c81

  • C:\Users\Admin\AppData\Local\Temp\BOVBMWYH.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/372-69-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

    Filesize

    64KB

  • memory/372-76-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-66-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

    Filesize

    64KB

  • memory/372-129-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-68-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

    Filesize

    64KB

  • memory/372-70-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

    Filesize

    64KB

  • memory/372-72-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-71-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

    Filesize

    64KB

  • memory/372-73-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-74-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-75-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-67-0x00007FFB474ED000-0x00007FFB474EE000-memory.dmp

    Filesize

    4KB

  • memory/372-77-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/372-78-0x00007FFB04E40000-0x00007FFB04E50000-memory.dmp

    Filesize

    64KB

  • memory/372-79-0x00007FFB04E40000-0x00007FFB04E50000-memory.dmp

    Filesize

    64KB

  • memory/372-128-0x00007FFB474ED000-0x00007FFB474EE000-memory.dmp

    Filesize

    4KB

  • memory/372-127-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

    Filesize

    2.0MB

  • memory/1964-126-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/1964-65-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/1964-130-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1964-160-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2940-64-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2940-0-0x0000000002270000-0x0000000002271000-memory.dmp

    Filesize

    4KB