Analysis

  • max time kernel
    111s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 04:00

General

  • Target

    a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.exe

  • Size

    3.8MB

  • MD5

    547f8c53a7ed1b2a9860fc3fb4050392

  • SHA1

    1cb64c2fdf78e1d1d2475489bb9e5583704dce04

  • SHA256

    a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0

  • SHA512

    29182959f7d5c2c069d7bcbc82749904eb13b4cd3d5a1ae4cc827e3db7e718d8fda62bbd40d053385c4ada2df5285664749e013a8dcc11fb1a7a32d42f6363f1

  • SSDEEP

    49152:KnsHyjtk2MYC5GDugD4UMNOYj788gbCe85TGHwHG9Xg2s1+2IU6iYuCoh0ueLij:Knsmtk2aT396Cfp4Xg2t+FCI

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 2 IoCs

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

  • Executes dropped EXE 3 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 4 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 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.exe
    "C:\Users\Admin\AppData\Local\Temp\a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.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:1460
    • C:\Users\Admin\AppData\Local\Temp\._cache_a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:908
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:216
      • 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:4076
  • 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:996

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    3.8MB

    MD5

    547f8c53a7ed1b2a9860fc3fb4050392

    SHA1

    1cb64c2fdf78e1d1d2475489bb9e5583704dce04

    SHA256

    a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0

    SHA512

    29182959f7d5c2c069d7bcbc82749904eb13b4cd3d5a1ae4cc827e3db7e718d8fda62bbd40d053385c4ada2df5285664749e013a8dcc11fb1a7a32d42f6363f1

  • C:\Users\Admin\AppData\Local\Temp\._cache_a6e59077ffa757ff9a90d9c51126fda2307549d9c7f163a17dd8d04df84530f0.exe

    Filesize

    3.0MB

    MD5

    b97e5ecdfd825a3a31183927e23e0199

    SHA1

    ab3d793868cc689699ce35d27e53cd0b8db76fcf

    SHA256

    c99709759258ae4a7174e23d395801f1e709f743d12ffe3e00bc638ae59fadfb

    SHA512

    61a8e401013d3fb04be465bab2eeb943585e11ae7249b5cfd16fcd1fdc12a433151c1e701a202c6b9a5ccbb4254d6b60b91da787e9666028c7190a2d6ced64f2

  • C:\Users\Admin\AppData\Local\Temp\6CD75E00

    Filesize

    21KB

    MD5

    d60dea7562995595b9dd3bc4f1288c35

    SHA1

    91cc2b9a9dd4df1b20f1728235bf2ccda949321d

    SHA256

    72b40b4f248e98593881eefd87ef8b082d6d4f403dbc2571ca15c6161dcb4c6d

    SHA512

    8c8681de92d2166982caacaee3d169dc5179e8f8363bdd699c46eb37e79e0e6dc0e1d2abda3cd401d2d78529bb77806102cfb196bfc64ef94ba6ee68bd66c79a

  • C:\Users\Admin\AppData\Local\Temp\va5We1Ve.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/216-102-0x00000000008C0000-0x00000000008C1000-memory.dmp

    Filesize

    4KB

  • memory/216-192-0x00000000008C0000-0x00000000008C1000-memory.dmp

    Filesize

    4KB

  • memory/216-221-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/216-196-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/216-191-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/996-139-0x00007FFB17E30000-0x00007FFB17E40000-memory.dmp

    Filesize

    64KB

  • memory/996-141-0x00007FFB15DD0000-0x00007FFB15DE0000-memory.dmp

    Filesize

    64KB

  • memory/996-142-0x00007FFB15DD0000-0x00007FFB15DE0000-memory.dmp

    Filesize

    64KB

  • memory/996-140-0x00007FFB17E30000-0x00007FFB17E40000-memory.dmp

    Filesize

    64KB

  • memory/996-136-0x00007FFB17E30000-0x00007FFB17E40000-memory.dmp

    Filesize

    64KB

  • memory/996-137-0x00007FFB17E30000-0x00007FFB17E40000-memory.dmp

    Filesize

    64KB

  • memory/996-138-0x00007FFB17E30000-0x00007FFB17E40000-memory.dmp

    Filesize

    64KB

  • memory/1460-0-0x0000000002560000-0x0000000002561000-memory.dmp

    Filesize

    4KB

  • memory/1460-101-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB