Analysis

  • max time kernel
    112s
  • 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
    22-11-2024 10:09

General

  • Target

    1fcf14427eaf27644a164e4193bfdd68a377d8e8301ada30afaa10d2932b1602.exe

  • Size

    753KB

  • MD5

    d93dbb9f39394a00d4cc195fd0d9aefa

  • SHA1

    b4ec93905eb89cb3c607d070dc9f98ac1e30a8e2

  • SHA256

    1fcf14427eaf27644a164e4193bfdd68a377d8e8301ada30afaa10d2932b1602

  • SHA512

    d95d543801585ef34f17fea7bec2a91e47ccd32bb08ab448f91f2f8c02206f7b7327d2b089930ef6727977709fbaf1dfe21e2a0d9272bbb0132203a695e79649

  • SSDEEP

    12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9IDZ:ansJ39LyjbJkQFMhmC+6GD9k

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\1fcf14427eaf27644a164e4193bfdd68a377d8e8301ada30afaa10d2932b1602.exe
    "C:\Users\Admin\AppData\Local\Temp\1fcf14427eaf27644a164e4193bfdd68a377d8e8301ada30afaa10d2932b1602.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:1188
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1044
  • 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:4716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    753KB

    MD5

    d93dbb9f39394a00d4cc195fd0d9aefa

    SHA1

    b4ec93905eb89cb3c607d070dc9f98ac1e30a8e2

    SHA256

    1fcf14427eaf27644a164e4193bfdd68a377d8e8301ada30afaa10d2932b1602

    SHA512

    d95d543801585ef34f17fea7bec2a91e47ccd32bb08ab448f91f2f8c02206f7b7327d2b089930ef6727977709fbaf1dfe21e2a0d9272bbb0132203a695e79649

  • C:\Users\Admin\AppData\Local\Temp\CUvxMua8.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\EB975E00

    Filesize

    23KB

    MD5

    7bf4e1385481566363885d4883d821c5

    SHA1

    a4b0e7cda1ecf891200096acbb874707e10132df

    SHA256

    8af3a5578d57bf622d3a75a7d002c5bfb0a4adc7041296ee17e55e886c751ccf

    SHA512

    7b21d16a534636c00fd6daa4018ad42b9ca3cf402ba23463b756ef71030fbb73708fb8b979951d6c6c53d0bbb77c9dae9dcd56a42d41514685c7bb96be86f7dc

  • memory/1044-65-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/1044-164-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1044-136-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1044-132-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/1188-64-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1188-0-0x0000000002360000-0x0000000002361000-memory.dmp

    Filesize

    4KB

  • memory/4716-69-0x00007FFC78D0D000-0x00007FFC78D0E000-memory.dmp

    Filesize

    4KB

  • memory/4716-82-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-73-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-77-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-76-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-78-0x00007FFC369B0000-0x00007FFC369C0000-memory.dmp

    Filesize

    64KB

  • memory/4716-75-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-74-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-79-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-80-0x00007FFC369B0000-0x00007FFC369C0000-memory.dmp

    Filesize

    64KB

  • memory/4716-81-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-72-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-84-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-85-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-83-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-66-0x00007FFC38CF0000-0x00007FFC38D00000-memory.dmp

    Filesize

    64KB

  • memory/4716-71-0x00007FFC38CF0000-0x00007FFC38D00000-memory.dmp

    Filesize

    64KB

  • memory/4716-68-0x00007FFC38CF0000-0x00007FFC38D00000-memory.dmp

    Filesize

    64KB

  • memory/4716-133-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-134-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-135-0x00007FFC78C70000-0x00007FFC78E65000-memory.dmp

    Filesize

    2.0MB

  • memory/4716-70-0x00007FFC38CF0000-0x00007FFC38D00000-memory.dmp

    Filesize

    64KB

  • memory/4716-67-0x00007FFC38CF0000-0x00007FFC38D00000-memory.dmp

    Filesize

    64KB