Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 20:53

General

  • Target

    3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe

  • Size

    790KB

  • MD5

    a6ce8540967df09c1a03a9a3ca0e4d7c

  • SHA1

    6d74f41b9b2ae6ec75a4d84566161032e3547d9b

  • SHA256

    3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d

  • SHA512

    782143c9be6ada1e64ee45e05b8ccf874fc8589e6b10227ae9f86d4864d6bca0e81c59057e70da574ab8a8d02f06a0f70b8620605d736bf0e220ec5ccd255794

  • SSDEEP

    12288:qMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V951KE+VI+l8/:qnsJ39LyjbJkQFMhmC+6GD9jKE+VI+lg

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 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 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\3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe
    "C:\Users\Admin\AppData\Local\Temp\3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\._cache_3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe"
      2⤵
      • Executes dropped EXE
      PID:1544
    • 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:2268
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:2544
  • 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:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    790KB

    MD5

    a6ce8540967df09c1a03a9a3ca0e4d7c

    SHA1

    6d74f41b9b2ae6ec75a4d84566161032e3547d9b

    SHA256

    3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d

    SHA512

    782143c9be6ada1e64ee45e05b8ccf874fc8589e6b10227ae9f86d4864d6bca0e81c59057e70da574ab8a8d02f06a0f70b8620605d736bf0e220ec5ccd255794

  • C:\Users\Admin\AppData\Local\Temp\t5ysKU53.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\t5ysKU53.xlsm

    Filesize

    27KB

    MD5

    75b3279f6b425726b36f21efdba1b3a1

    SHA1

    6543c2b6af0879bbf83ecc4b0bd35d4c1ab0929d

    SHA256

    831a7e390ea00f51fc5faccaade37028745d5024986186e0f3e03691ed42c08c

    SHA512

    f66cb0b9a30dc47a95d05c20979e9493849b7a84791897da3c4758468202a3319babf5931f68caf8deac40c63b4adc05b6b305fabe03bef1c1d8627c95c9659f

  • \Users\Admin\AppData\Local\Temp\._cache_3079e3aef9f301939ce7609cc5730c52a9478c711ef003b033b0240ec724c57d.exe

    Filesize

    36KB

    MD5

    2bf435cef155b4afdc12f184ed3ebafe

    SHA1

    40f9cc633b195a23939cb1b272b3dc5b3518026c

    SHA256

    5429ce81180ab00242ec9c3d06624493d2560f745f025b078816920c30bb8bc9

    SHA512

    6216310b057f90fd3ee914b6ff3d67a2a3db1c64f5b07fcb8f4abb8f6b70e0c1949e4b3bdff339e158153d8ea0ba7c804f964e6f3210394685b4d413ead40320

  • memory/2268-78-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2268-79-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2268-111-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2512-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2512-25-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2572-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB