Analysis

  • max time kernel
    112s
  • 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, 08:27

General

  • Target
    5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe
  • Size 3.5MB
  • Sample250107-kchpjsvkhq
  • SHA256 5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d
  • MD5 SHA1 SHA512 SSDEEP

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
  • Drops file in Windows directory 2 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\5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe
    "C:\Users\Admin\AppData\Local\Temp\5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.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:3164
    • C:\Users\Admin\AppData\Local\Temp\._cache_5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:4932
    • 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:1680
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:4820
  • 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:1928

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Synaptics.exe

        • Path C:\ProgramData\Synaptics\Synaptics.exe
        • Size 3.5MB
        • SHA256 5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d
        • MD5 SHA1 SHA512 SSDEEP

        ._cache_5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe

        • Path C:\Users\Admin\AppData\Local\Temp\._cache_5aa785983c1091a0737bc371da8b17f4e3c61d657da02faff21a9fabfb109f6d.exe
        • Size 2.8MB
        • SHA256 63d0819dd9b671b84db6e720addb32e5b7dcb6c6977a3623d23b4d7fe2b965cf
        • MD5 SHA1 SHA512 SSDEEP

        oQOYste6.xlsm

        • Path C:\Users\Admin\AppData\Local\Temp\oQOYste6.xlsm
        • Size 17KB
        • SHA256 e7550c3453156531308fda255a198c3710aa4bc7412819c180b103c11e85cef1
        • MD5 SHA1 SHA512 SSDEEP

        DPINST.LOG

        • Path C:\Windows\DPINST.LOG
        • Size 2KB
        • SHA256 c3e85c5f729b4a130366e597718832785487d03712721d9186c3fe71686bb062
        • MD5 SHA1 SHA512

        memory/1680-214-0x0000000000400000-0x000000000078A000-memory.dmp

        memory/1680-102-0x00000000023E0000-0x00000000023E1000-memory.dmp

        memory/1680-181-0x0000000000400000-0x000000000078A000-memory.dmp

        memory/1680-182-0x00000000023E0000-0x00000000023E1000-memory.dmp

        memory/1928-168-0x00007FF976350000-0x00007FF976360000-memory.dmp

        memory/1928-165-0x00007FF976350000-0x00007FF976360000-memory.dmp

        memory/1928-164-0x00007FF976350000-0x00007FF976360000-memory.dmp

        memory/1928-169-0x00007FF9741C0000-0x00007FF9741D0000-memory.dmp

        memory/1928-170-0x00007FF9741C0000-0x00007FF9741D0000-memory.dmp

        memory/1928-167-0x00007FF976350000-0x00007FF976360000-memory.dmp

        memory/1928-166-0x00007FF976350000-0x00007FF976360000-memory.dmp

        memory/3164-0-0x0000000002610000-0x0000000002611000-memory.dmp

        memory/3164-100-0x0000000000400000-0x000000000078A000-memory.dmp