Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2025 02:32

General

  • Target

    4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.exe

  • Size

    2.6MB

  • MD5

    e050b1291c50f809e006b88704d7ed8c

  • SHA1

    522e3d809aad8aece282dd7769f9df7608c4081a

  • SHA256

    4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23

  • SHA512

    d3e6edfc917e325eaea94e8f884b417279d5b56ef77d8462a606a0d35a8cdc160c821f4b6cab0ae86655ccf822e1729e6ead562b03cbb8184330ba676d53f291

  • SSDEEP

    49152:8nsHyjtk2MYC5GDb+qZOTucfV5kLgH2igj13:8nsmtk2aRqZ7gvMZ

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 2 IoCs

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

  • Executes dropped EXE 3 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 4 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 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.exe
    "C:\Users\Admin\AppData\Local\Temp\4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.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:3596
    • C:\Users\Admin\AppData\Local\Temp\._cache_4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2948
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4196
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5004
  • 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:3688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    2.6MB

    MD5

    e050b1291c50f809e006b88704d7ed8c

    SHA1

    522e3d809aad8aece282dd7769f9df7608c4081a

    SHA256

    4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23

    SHA512

    d3e6edfc917e325eaea94e8f884b417279d5b56ef77d8462a606a0d35a8cdc160c821f4b6cab0ae86655ccf822e1729e6ead562b03cbb8184330ba676d53f291

  • C:\Users\Admin\AppData\Local\Temp\._cache_4bee0b05fcd9e9a15a04361b6f80bba1cd740c69f40f208ec0d4eba6e38acf23.exe

    Filesize

    1.9MB

    MD5

    33ae0c5d46d3955400bfc1ce57e929c7

    SHA1

    651740e8a6c9084a9d492d9e24bd8bb2e8b4068c

    SHA256

    1a4ea6b2bd297136cdab4b441c7466d79866c6bda0be46241461e012a16e607d

    SHA512

    36ba4736a63420271d28017343767ad2554f9bc2f269a66d0f8dec9ba49490ad2e026b85f75fef5ff310e5bea140306ad2ce805a23b7f51fb81321446dacf86e

  • C:\Users\Admin\AppData\Local\Temp\HV6fij2a.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/3596-0-0x00000000008A0000-0x00000000008A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-100-0x0000000000400000-0x00000000006A5000-memory.dmp

    Filesize

    2.6MB

  • memory/3688-138-0x00007FFE8DD90000-0x00007FFE8DDA0000-memory.dmp

    Filesize

    64KB

  • memory/3688-139-0x00007FFE8DD90000-0x00007FFE8DDA0000-memory.dmp

    Filesize

    64KB

  • memory/3688-136-0x00007FFE8DD90000-0x00007FFE8DDA0000-memory.dmp

    Filesize

    64KB

  • memory/3688-140-0x00007FFE8DD90000-0x00007FFE8DDA0000-memory.dmp

    Filesize

    64KB

  • memory/3688-141-0x00007FFE8B760000-0x00007FFE8B770000-memory.dmp

    Filesize

    64KB

  • memory/3688-137-0x00007FFE8DD90000-0x00007FFE8DDA0000-memory.dmp

    Filesize

    64KB

  • memory/3688-142-0x00007FFE8B760000-0x00007FFE8B770000-memory.dmp

    Filesize

    64KB

  • memory/4196-102-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

  • memory/4196-157-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

  • memory/4196-156-0x0000000000400000-0x00000000006A5000-memory.dmp

    Filesize

    2.6MB

  • memory/4196-188-0x0000000000400000-0x00000000006A5000-memory.dmp

    Filesize

    2.6MB