Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2024 15:28

General

  • Target

    26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609cN.exe

  • Size

    754KB

  • MD5

    aea891ffc1e46849931d4ec99f8bf300

  • SHA1

    d7169b4f8ab03782286f42f946c2b09f19d83558

  • SHA256

    26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609c

  • SHA512

    b399ca276a370f06fbfc7b0987c95bbf8bb2ef9d88cfed7c188f9046629598b18ba75da4f3124b178870ce1910e43d61f0a162ee6b4caf2d733c68af8c88b114

  • SSDEEP

    12288:KMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V95HBW:KnsJ39LyjbJkQFMhmC+6GD9u

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 1 IoCs
  • Loads dropped DLL 2 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609cN.exe
    "C:\Users\Admin\AppData\Local\Temp\26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609cN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1780
  • 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:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    754KB

    MD5

    aea891ffc1e46849931d4ec99f8bf300

    SHA1

    d7169b4f8ab03782286f42f946c2b09f19d83558

    SHA256

    26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609c

    SHA512

    b399ca276a370f06fbfc7b0987c95bbf8bb2ef9d88cfed7c188f9046629598b18ba75da4f3124b178870ce1910e43d61f0a162ee6b4caf2d733c68af8c88b114

  • C:\Users\Admin\AppData\Local\Temp\Y1maaQWp.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/1780-15-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1780-37-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1780-38-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1780-39-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1780-43-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1780-46-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1780-69-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2168-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2168-14-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2244-16-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB