Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 09:31

General

  • Target

    a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.exe

  • Size

    4.8MB

  • MD5

    f7c623ad74078ffd82447806577acf96

  • SHA1

    c8e03d7169e3031610b6fcccc4603201ad8eda07

  • SHA256

    a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f

  • SHA512

    a04bde8210ac4a0c7a8627c345439d10749c4964467ad3735554f7f881497fd208c6003001650f962de78bbf93af292d43ca33605a67181f6b361ca7408268aa

  • SSDEEP

    98304:ansmtk2aQzI+VNHtad8rAiCQDE+KOzG5En1QIonPrW29hKXj:ULV1HtadtPQDEfEn1QIbMc

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\a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.exe
    "C:\Users\Admin\AppData\Local\Temp\a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.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:1512
    • C:\Users\Admin\AppData\Local\Temp\._cache_a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2112
    • 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:4104
      • 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:4904
  • 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:4944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    4.8MB

    MD5

    f7c623ad74078ffd82447806577acf96

    SHA1

    c8e03d7169e3031610b6fcccc4603201ad8eda07

    SHA256

    a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f

    SHA512

    a04bde8210ac4a0c7a8627c345439d10749c4964467ad3735554f7f881497fd208c6003001650f962de78bbf93af292d43ca33605a67181f6b361ca7408268aa

  • C:\Users\Admin\AppData\Local\Temp\._cache_a06e6256221e14f584d88a7593c62e1c0bb3ae9df83e93326ea242a303e6532f.exe

    Filesize

    4.0MB

    MD5

    07244a2c002ffdf1986b454429eace0b

    SHA1

    d7cd121caac2f5989aa68a052f638f82d4566328

    SHA256

    e9522e6912a0124c0a8c9ff9bb3712b474971376a4eb4ca614bb1664a2b4abcf

    SHA512

    4a09db85202723a73703c5926921fef60c3dddae21528a01936987306c5e7937463f94a2f4a922811de1f76621def2a8a597a8b38a719dd24e6ff3d4e07492ca

  • C:\Users\Admin\AppData\Local\Temp\H7uKUD4O.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/1512-101-0x0000000000400000-0x00000000008CB000-memory.dmp

    Filesize

    4.8MB

  • memory/1512-0-0x0000000002770000-0x0000000002771000-memory.dmp

    Filesize

    4KB

  • memory/4104-102-0x0000000000B90000-0x0000000000B91000-memory.dmp

    Filesize

    4KB

  • memory/4104-157-0x0000000000B90000-0x0000000000B91000-memory.dmp

    Filesize

    4KB

  • memory/4104-156-0x0000000000400000-0x00000000008CB000-memory.dmp

    Filesize

    4.8MB

  • memory/4104-188-0x0000000000400000-0x00000000008CB000-memory.dmp

    Filesize

    4.8MB

  • memory/4944-138-0x00007FF9DD9F0000-0x00007FF9DDA00000-memory.dmp

    Filesize

    64KB

  • memory/4944-139-0x00007FF9DD9F0000-0x00007FF9DDA00000-memory.dmp

    Filesize

    64KB

  • memory/4944-137-0x00007FF9DD9F0000-0x00007FF9DDA00000-memory.dmp

    Filesize

    64KB

  • memory/4944-136-0x00007FF9DD9F0000-0x00007FF9DDA00000-memory.dmp

    Filesize

    64KB

  • memory/4944-141-0x00007FF9DB5E0000-0x00007FF9DB5F0000-memory.dmp

    Filesize

    64KB

  • memory/4944-142-0x00007FF9DB5E0000-0x00007FF9DB5F0000-memory.dmp

    Filesize

    64KB

  • memory/4944-140-0x00007FF9DD9F0000-0x00007FF9DDA00000-memory.dmp

    Filesize

    64KB