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Analysis

  • max time kernel
    118s
  • 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
    16/01/2025, 12:21

General

  • Target

    21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.exe

  • Size

    2.4MB

  • MD5

    1e148da61555b6d30c6ba6e5b4e5010c

  • SHA1

    56d1b7b37873b084837ea73b96ae384bf9e0100a

  • SHA256

    21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54

  • SHA512

    f6c2b9ebb2784f0c768ab12ba1327cb86a7387d3a942bf0f16e29b1788d96400a3b55df1cf442bb65dc89646afcfc27b838022c4f36991710b5bc9c97494166f

  • SSDEEP

    49152:InsHyjtk2MYC5GDcj0c1qaggaqW+2JsKomXNqSf0E7T3rOL:Insmtk2arjnxC5sHmQXE7GL

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
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 42 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.exe
    "C:\Users\Admin\AppData\Local\Temp\21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.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:4520
    • C:\Users\Admin\AppData\Local\Temp\._cache_21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:5084
    • 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:2736
      • 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
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:4580
  • 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:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    2.4MB

    MD5

    1e148da61555b6d30c6ba6e5b4e5010c

    SHA1

    56d1b7b37873b084837ea73b96ae384bf9e0100a

    SHA256

    21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54

    SHA512

    f6c2b9ebb2784f0c768ab12ba1327cb86a7387d3a942bf0f16e29b1788d96400a3b55df1cf442bb65dc89646afcfc27b838022c4f36991710b5bc9c97494166f

  • C:\Users\Admin\AppData\Local\Temp\._cache_21d35a7d045b0412f8379c36d2e53a919b5aafdc7e4a2c96fe49b69ace2f9f54.exe

    Filesize

    1.7MB

    MD5

    0d853b382746e7b22d99baeb1cc4d9fa

    SHA1

    e58eaea35d749d454307be8f9014f70bf8f3924e

    SHA256

    2af92c02377acaca3c387d8a807a56bb29b1b223f1197ec84e7eb965bb21cd0b

    SHA512

    979900535be82b489cc8fa0a87425b7211eb30a893356bd5779ec56b5bcdeab651e08f77a6958cc3a2037ed2055c53537ca9b5f109f19d57dde0b0437617de22

  • C:\Users\Admin\AppData\Local\Temp\03085E00

    Filesize

    21KB

    MD5

    cd0c57dd9ce758281376a3b950730465

    SHA1

    73c6d121b0cc39266ac3e0a6004c84c7f969fdf4

    SHA256

    eacd712435ca68ea1a495e765ca056246d93f9529f3bb6dee37e4d4c71d0988f

    SHA512

    f51fa46aa8ca2b0ca2d009b9a842dd4a4b89f04c0f86c2f8eb55c03913a699353f481ad605da02d739cdf20cb10201445dfdc366237b64f8647d268799189cb2

  • C:\Users\Admin\AppData\Local\Temp\2DCNIwRL.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/2040-141-0x00007FFB9BA90000-0x00007FFB9BAA0000-memory.dmp

    Filesize

    64KB

  • memory/2040-144-0x00007FFB998A0000-0x00007FFB998B0000-memory.dmp

    Filesize

    64KB

  • memory/2040-143-0x00007FFB998A0000-0x00007FFB998B0000-memory.dmp

    Filesize

    64KB

  • memory/2040-138-0x00007FFB9BA90000-0x00007FFB9BAA0000-memory.dmp

    Filesize

    64KB

  • memory/2040-140-0x00007FFB9BA90000-0x00007FFB9BAA0000-memory.dmp

    Filesize

    64KB

  • memory/2040-142-0x00007FFB9BA90000-0x00007FFB9BAA0000-memory.dmp

    Filesize

    64KB

  • memory/2040-139-0x00007FFB9BA90000-0x00007FFB9BAA0000-memory.dmp

    Filesize

    64KB

  • memory/2736-103-0x00000000022C0000-0x00000000022C1000-memory.dmp

    Filesize

    4KB

  • memory/2736-193-0x00000000022C0000-0x00000000022C1000-memory.dmp

    Filesize

    4KB

  • memory/2736-194-0x0000000000400000-0x000000000066A000-memory.dmp

    Filesize

    2.4MB

  • memory/2736-239-0x0000000000400000-0x000000000066A000-memory.dmp

    Filesize

    2.4MB

  • memory/4520-0-0x0000000000870000-0x0000000000871000-memory.dmp

    Filesize

    4KB

  • memory/4520-102-0x0000000000400000-0x000000000066A000-memory.dmp

    Filesize

    2.4MB

  • memory/4580-137-0x0000000000400000-0x0000000000955000-memory.dmp

    Filesize

    5.3MB

  • memory/4580-195-0x0000000000400000-0x0000000000955000-memory.dmp

    Filesize

    5.3MB

  • memory/5084-43-0x0000000000400000-0x0000000000955000-memory.dmp

    Filesize

    5.3MB

  • memory/5084-191-0x0000000000400000-0x0000000000955000-memory.dmp

    Filesize

    5.3MB

  • memory/5084-192-0x0000000000400000-0x0000000000955000-memory.dmp

    Filesize

    5.3MB