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
    03-12-2024 17:13

General

  • Target

    0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.exe

  • Size

    853KB

  • MD5

    ef8c43f06f3ac8aa1ab0704c75781ca0

  • SHA1

    75248524a33180c4b934701a98914e23795df81d

  • SHA256

    0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08

  • SHA512

    aef4af564f84bfa34f885d00c1976cd31d2958c3926206e4a8a71a7de86132571b8e9afa64c561b2b3239a90f511b2ff6b196d28c2767f505492c3bc29328d8a

  • SSDEEP

    24576:xnsJ39LyjbJkQFMhmC+6GD9pqra3PCvXvY:xnsHyjtk2MYC5GDkvY

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 8 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.exe
    "C:\Users\Admin\AppData\Local\Temp\0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.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:880
    • C:\Users\Admin\AppData\Local\Temp\._cache_0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1504
    • 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:32
      • 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:1048
  • 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:1268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    853KB

    MD5

    ef8c43f06f3ac8aa1ab0704c75781ca0

    SHA1

    75248524a33180c4b934701a98914e23795df81d

    SHA256

    0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08

    SHA512

    aef4af564f84bfa34f885d00c1976cd31d2958c3926206e4a8a71a7de86132571b8e9afa64c561b2b3239a90f511b2ff6b196d28c2767f505492c3bc29328d8a

  • C:\Users\Admin\AppData\Local\Temp\._cache_0bedb04f201880a9733e6bc99f767f03b67320cd951299a4e0393d9efbd4fb08N.exe

    Filesize

    100KB

    MD5

    06f46062e7d56457252a9a3e3a73405a

    SHA1

    94533bdd051154303d596dabb51187d146f94512

    SHA256

    8e2bdcaee8dfefcfe42740a43a0079eb1babfc530200bcfb57b1b1a548852af1

    SHA512

    2551f311a4eb2521a8b0c65ff87dd6a425a85cd242676b4553bc1adf807b432bbcc43144ae186dd04097f78e4ac1da979bb60f0242d07665c1125cf66bf63809

  • C:\Users\Admin\AppData\Local\Temp\9FA75E00

    Filesize

    26KB

    MD5

    48794e602d2a28b9085070fa39e5b5a1

    SHA1

    ba3b286bd4657cf09b547b3cf3cea23ff68e607c

    SHA256

    411ccc53a9f5a98e89f7e5207a4fae233acbdb164de966830fff4d0d6ae749be

    SHA512

    63050ab3feb169f7c5d570fa2e1fa912f2d2e9167927e7e18a10f98590b017f528e2dadfc2a32bceb300baeccf50a9e1767a9c22af02f94413bcb7e6bcebd4b2

  • C:\Users\Admin\AppData\Local\Temp\YV4DlAY7.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/32-102-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/32-191-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/32-192-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/32-223-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/880-0-0x0000000002350000-0x0000000002351000-memory.dmp

    Filesize

    4KB

  • memory/880-100-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/1268-135-0x00007FFB07E90000-0x00007FFB07EA0000-memory.dmp

    Filesize

    64KB

  • memory/1268-138-0x00007FFB07E90000-0x00007FFB07EA0000-memory.dmp

    Filesize

    64KB

  • memory/1268-139-0x00007FFB07E90000-0x00007FFB07EA0000-memory.dmp

    Filesize

    64KB

  • memory/1268-140-0x00007FFB07E90000-0x00007FFB07EA0000-memory.dmp

    Filesize

    64KB

  • memory/1268-137-0x00007FFB07E90000-0x00007FFB07EA0000-memory.dmp

    Filesize

    64KB

  • memory/1268-141-0x00007FFB05E30000-0x00007FFB05E40000-memory.dmp

    Filesize

    64KB

  • memory/1268-142-0x00007FFB05E30000-0x00007FFB05E40000-memory.dmp

    Filesize

    64KB