Analysis

  • max time kernel
    111s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 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 2 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 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609cN.exe
    "C:\Users\Admin\AppData\Local\Temp\26a85f6b600effa49032ea28a44514999fb908bd6bd6caa5e3bc8b1941e6609cN.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:3336
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3564
  • 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:2260

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\FAA75E00

    Filesize

    24KB

    MD5

    5a480495b7af4f1b4f93ca333ec9db1d

    SHA1

    aea50183dd67df8a69251a8c107db5519acab157

    SHA256

    0839ba48f51e8b1dc31c56165b3b0b1131b72cea99850745441d980e6f16d9ca

    SHA512

    fa406b0d4e30b1547ed900aea7cb93679cebbf60329e9cfc9ca726aa112cc5d59d8de8c97789960177560fd7db2983dc0e0d2dfb61c1553d00cbe2dc8e412421

  • C:\Users\Admin\AppData\Local\Temp\OA2w5kYG.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/2260-69-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/2260-76-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-66-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/2260-68-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/2260-132-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-70-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/2260-71-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/2260-75-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-78-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-79-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-80-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-77-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-81-0x00007FFF89D50000-0x00007FFF89D60000-memory.dmp

    Filesize

    64KB

  • memory/2260-67-0x00007FFFCC12D000-0x00007FFFCC12E000-memory.dmp

    Filesize

    4KB

  • memory/2260-74-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-82-0x00007FFF89D50000-0x00007FFF89D60000-memory.dmp

    Filesize

    64KB

  • memory/2260-73-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-72-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-131-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/2260-130-0x00007FFFCC12D000-0x00007FFFCC12E000-memory.dmp

    Filesize

    4KB

  • memory/3336-64-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/3336-0-0x0000000002370000-0x0000000002371000-memory.dmp

    Filesize

    4KB

  • memory/3564-129-0x0000000002120000-0x0000000002121000-memory.dmp

    Filesize

    4KB

  • memory/3564-65-0x0000000002120000-0x0000000002121000-memory.dmp

    Filesize

    4KB

  • memory/3564-133-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/3564-163-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB