Analysis

  • max time kernel
    111s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2024 14:52

General

  • Target

    5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe

  • Size

    1.2MB

  • MD5

    919f8ddfade928dcfd5ca7d4aa90237d

  • SHA1

    117ef50850e0c9afe261dafe2be9b783f4f2395a

  • SHA256

    5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3

  • SHA512

    698bb26b9e089bcc92eb4b93bd6a7d004f7b9740bb8d237c55324b3d8a3e184fe1d532cb046b05172296cf7d5c30ac37fd5201089d8ec9b7da25b4453c8e9501

  • SSDEEP

    12288:LMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9L6XH02xXd4F2xXd4f2xX9:LnsJ39LyjbJkQFMhmC+6GD924O4YPv

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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 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 3 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe
    "C:\Users\Admin\AppData\Local\Temp\5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\._cache_5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe"
      2⤵
      • Executes dropped EXE
      PID:2316
    • 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
        PID:2780
  • 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:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.2MB

    MD5

    919f8ddfade928dcfd5ca7d4aa90237d

    SHA1

    117ef50850e0c9afe261dafe2be9b783f4f2395a

    SHA256

    5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3

    SHA512

    698bb26b9e089bcc92eb4b93bd6a7d004f7b9740bb8d237c55324b3d8a3e184fe1d532cb046b05172296cf7d5c30ac37fd5201089d8ec9b7da25b4453c8e9501

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\config.cfg

    Filesize

    156B

    MD5

    fe085b3458dd3a7d99893b02bd50a774

    SHA1

    335dda65691d5c47a627c9a43436ffb1c40e2e52

    SHA256

    e21c7eeca30f927c6701cefd93528cba4e8bc3efd4a2ae5422a40e48ebcca62b

    SHA512

    f21bbb03271c70ae6c2c9b880368fc4f9389939a5e1c575a1b0d5f81803b2df84774f5d13a0877d4a9f622355969040f5afaada00f6b3c1d33bb438ed301a658

  • \Users\Admin\AppData\Local\Temp\._cache_5db7f6741ff27a446eeecd3dae45741458ac5e3dbec8149b0352d12c02fef0f3.exe

    Filesize

    495KB

    MD5

    1060abe43d8543e6e0054809a66df602

    SHA1

    4ac3cf1e994d25c44d0f8a40e6e5d02bbda21390

    SHA256

    d94396429f54d074cd866f634381810935c4026b86a09fdfc9b7a8806de3cd5b

    SHA512

    a95b511f2b4fd6afaaeac7cbe9e423bbe086afb48922ae30c6e5a0401f6702f6f7ccea999569a7f5436beb6a53eb533d26973e2ee2c8bd73520dd061b2231ccf

  • memory/2316-29-0x0000000000900000-0x0000000000980000-memory.dmp

    Filesize

    512KB

  • memory/2524-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2524-28-0x0000000000400000-0x000000000053E000-memory.dmp

    Filesize

    1.2MB

  • memory/2756-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2780-42-0x0000000000DF0000-0x0000000000E70000-memory.dmp

    Filesize

    512KB

  • memory/2844-64-0x0000000000400000-0x000000000053E000-memory.dmp

    Filesize

    1.2MB

  • memory/2844-101-0x0000000000400000-0x000000000053E000-memory.dmp

    Filesize

    1.2MB