Analysis

  • max time kernel
    111s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 13:49

General

  • Target

    dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe

  • Size

    4.0MB

  • MD5

    76b1f7cd85f32223befc3df58fe3c680

  • SHA1

    764196098c9ec3991d8a8d923efb903a6c6b4b88

  • SHA256

    dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45

  • SHA512

    1dc282eda022383df2a700f4bb69ec7ce2c5dfd566b609c1c0341546a31ffc2eaf877a2fa8da81b83e655732901eb42d34969f8d6731b220b83ab4928c89974d

  • SSDEEP

    98304:Cnsmtk2amtLutqgwh4NYxtJpkxhGb3331b:MLWxOxtJahCb

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
  • Suspicious Office macro 1 IoCs

    Office document equipped with macros.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 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 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe
    "C:\Users\Admin\AppData\Local\Temp\dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Users\Admin\AppData\Local\Temp\._cache_dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1964
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2844
      • 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:2752
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    4.0MB

    MD5

    76b1f7cd85f32223befc3df58fe3c680

    SHA1

    764196098c9ec3991d8a8d923efb903a6c6b4b88

    SHA256

    dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45

    SHA512

    1dc282eda022383df2a700f4bb69ec7ce2c5dfd566b609c1c0341546a31ffc2eaf877a2fa8da81b83e655732901eb42d34969f8d6731b220b83ab4928c89974d

  • C:\Users\Admin\AppData\Local\Temp\vDV2QaOU.xlsm

    Filesize

    35KB

    MD5

    a312d1f92d8ba5c51d9e28166a6f6fbd

    SHA1

    2fd68ce252bf3374202f7e651895b510a3518c77

    SHA256

    4d68208453faf268f9033f1fd508163c98239681c0255adcfd8e8f49bba82708

    SHA512

    018631685cc49047417c11cc3413b68aead691e3dda832d174ea15f344101897926c005c9c9d524729ee7b9b2a7c2d91381743b76c92d9805556e08300e58690

  • C:\Users\Admin\AppData\Local\Temp\vDV2QaOU.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\vDV2QaOU.xlsm

    Filesize

    27KB

    MD5

    abf50e854e4126103287da2589d76cca

    SHA1

    c0d43e5aa733c083944bbdf4f9fce8511ca5e6bb

    SHA256

    037d7c5260c5b5b2cb8356471e3f185233c98376b2cd86445130fd6cd7f7571e

    SHA512

    88bffb3a28c1d76050e5930ca387d2ced5332fe632932f22998a41437555cb8ce33c9ea73a00b58c01576b6066d961a47219165acfbc8f7750728cd3e76d312d

  • \Users\Admin\AppData\Local\Temp\._cache_dc6099f18e478f2fc415c06019c64a2d4d1f81abb8dd8f18b1a0a3a29e7d2a45N.exe

    Filesize

    3.3MB

    MD5

    184ee15ecf2a52a5a2adb41bfd3e593d

    SHA1

    4565b8e2cbe0225b88724694d5ec06e5a57eac50

    SHA256

    98d753771f822e72422e6b13d860659ddbb3ac7faba203e4a06b753af16ca918

    SHA512

    d42ce7582d5e31c03d3cdfdd5132d40e469ae5f5d1b6bba2043561b1878a85126c185999295524692eb494ce628ab63ae476c32f8bb1ede444f16e9768670460

  • memory/1964-91-0x0000000000400000-0x000000000074C000-memory.dmp

    Filesize

    3.3MB

  • memory/1964-93-0x0000000000400000-0x000000000074C000-memory.dmp

    Filesize

    3.3MB

  • memory/2708-37-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2708-89-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2752-90-0x0000000000400000-0x000000000074C000-memory.dmp

    Filesize

    3.3MB

  • memory/2776-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2776-26-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/2844-92-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/2844-94-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/2844-128-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB