Analysis

  • max time kernel
    111s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2025, 15:07

General

  • Target

    4eb543bea1c9b037ec891db61139d1d93e02a2495f583854ec95e3698659da5aN.exe

  • Size

    753KB

  • MD5

    b217dfd50c4c559f8a589d47a784d6d0

  • SHA1

    1b92c7cfbb6333f93622004acad2b4d4dd03f794

  • SHA256

    4eb543bea1c9b037ec891db61139d1d93e02a2495f583854ec95e3698659da5a

  • SHA512

    f03eb0203e76b32efb6795d16ae121969ba8f613a29f5f3a8484bf0d4e0a45d9225aba46d4fe9751155a84bbffc2dc7e862b445d07452415141973db3c518288

  • SSDEEP

    12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9Itr:ansJ39LyjbJkQFMhmC+6GD9G

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 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4eb543bea1c9b037ec891db61139d1d93e02a2495f583854ec95e3698659da5aN.exe
    "C:\Users\Admin\AppData\Local\Temp\4eb543bea1c9b037ec891db61139d1d93e02a2495f583854ec95e3698659da5aN.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:2180
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4896
  • 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:2164

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\Synaptics\Synaptics.exe

          Filesize

          753KB

          MD5

          b217dfd50c4c559f8a589d47a784d6d0

          SHA1

          1b92c7cfbb6333f93622004acad2b4d4dd03f794

          SHA256

          4eb543bea1c9b037ec891db61139d1d93e02a2495f583854ec95e3698659da5a

          SHA512

          f03eb0203e76b32efb6795d16ae121969ba8f613a29f5f3a8484bf0d4e0a45d9225aba46d4fe9751155a84bbffc2dc7e862b445d07452415141973db3c518288

        • C:\Users\Admin\AppData\Local\Temp\FDA75E00

          Filesize

          22KB

          MD5

          3eacc1ffb61fc8185ce48ac09ccf992d

          SHA1

          56cb918ea47e8598efa674fb92f737a4230e14b6

          SHA256

          01dbf869c29bde66504a86f3ffca6e93a262587e7fdd0a2d4197fe64fc11fd33

          SHA512

          edbfeeca84bfe8a9d644b5be4823bea28b1994d91b99e9daf2b52dd548017c7cf83146aec6224c92e4ff79a41a1801b9872b71e781f51089084b4e804f222230

        • C:\Users\Admin\AppData\Local\Temp\zfaff4LG.xlsm

          Filesize

          17KB

          MD5

          e566fc53051035e1e6fd0ed1823de0f9

          SHA1

          00bc96c48b98676ecd67e81a6f1d7754e4156044

          SHA256

          8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

          SHA512

          a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

        • memory/2164-78-0x00007FFDBABF0000-0x00007FFDBAC00000-memory.dmp

          Filesize

          64KB

        • memory/2164-82-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-66-0x00007FFDBCE10000-0x00007FFDBCE20000-memory.dmp

          Filesize

          64KB

        • memory/2164-69-0x00007FFDBCE10000-0x00007FFDBCE20000-memory.dmp

          Filesize

          64KB

        • memory/2164-68-0x00007FFDBCE10000-0x00007FFDBCE20000-memory.dmp

          Filesize

          64KB

        • memory/2164-71-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-70-0x00007FFDBCE10000-0x00007FFDBCE20000-memory.dmp

          Filesize

          64KB

        • memory/2164-73-0x00007FFDBCE10000-0x00007FFDBCE20000-memory.dmp

          Filesize

          64KB

        • memory/2164-72-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-75-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-76-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-74-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-77-0x00007FFDBABF0000-0x00007FFDBAC00000-memory.dmp

          Filesize

          64KB

        • memory/2164-135-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-67-0x00007FFDFCE2D000-0x00007FFDFCE2E000-memory.dmp

          Filesize

          4KB

        • memory/2164-134-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-133-0x00007FFDFCE2D000-0x00007FFDFCE2E000-memory.dmp

          Filesize

          4KB

        • memory/2164-83-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-81-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-132-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-79-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2164-80-0x00007FFDFCD90000-0x00007FFDFCF85000-memory.dmp

          Filesize

          2.0MB

        • memory/2180-64-0x0000000000400000-0x00000000004C2000-memory.dmp

          Filesize

          776KB

        • memory/2180-0-0x0000000002250000-0x0000000002251000-memory.dmp

          Filesize

          4KB

        • memory/4896-130-0x0000000002220000-0x0000000002221000-memory.dmp

          Filesize

          4KB

        • memory/4896-65-0x0000000002220000-0x0000000002221000-memory.dmp

          Filesize

          4KB

        • memory/4896-131-0x0000000000400000-0x00000000004C2000-memory.dmp

          Filesize

          776KB

        • memory/4896-139-0x0000000000400000-0x00000000004C2000-memory.dmp

          Filesize

          776KB

        • memory/4896-161-0x0000000000400000-0x00000000004C2000-memory.dmp

          Filesize

          776KB

        • memory/4896-166-0x0000000000400000-0x00000000004C2000-memory.dmp

          Filesize

          776KB