Analysis

  • max time kernel
    141s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 14:24

General

  • Target

    6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.exe

  • Size

    791KB

  • MD5

    9e25268b6a9a3e8c453e6911486b44d8

  • SHA1

    d6d961b6a8a50a81c9855fc04f1d7396553b310c

  • SHA256

    6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e

  • SHA512

    908755538820f04689d77c52129d3c29a1cd3b0b8431e384d436106f7ef59af0270d35b71c8938737cc4bac3a723916fd81d82fbce4b2b131ab3ecc2aba93c08

  • SSDEEP

    12288:WMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9rQj:WnsJ39LyjbJkQFMhmC+6GD9E

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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.exe
    "C:\Users\Admin\AppData\Local\Temp\6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.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:1128
    • C:\Users\Admin\AppData\Local\Temp\._cache_6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:216
    • 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:3468
      • 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
        • Suspicious use of AdjustPrivilegeToken
        PID:5108
  • 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:5092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    791KB

    MD5

    9e25268b6a9a3e8c453e6911486b44d8

    SHA1

    d6d961b6a8a50a81c9855fc04f1d7396553b310c

    SHA256

    6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e

    SHA512

    908755538820f04689d77c52129d3c29a1cd3b0b8431e384d436106f7ef59af0270d35b71c8938737cc4bac3a723916fd81d82fbce4b2b131ab3ecc2aba93c08

  • C:\Users\Admin\AppData\Local\Temp\._cache_6728945cf1f21b7cecb35e71f9188832b5d269522244afca0f67fe474d90620e.exe

    Filesize

    38KB

    MD5

    524ffed74f628e6f7e85b6dbdeea33e8

    SHA1

    17e6b36c7a58892131405e0c58561254ba92a0cd

    SHA256

    cb761b86133e89b98db3ad3a65a06544d2ac155e2a66e9b27634aa9074834573

    SHA512

    206cbe4b965039dedc8a82daee2475307f7943f4b938cb5ea58617bc3c46ae8c67a7c13f9b64bdc482d42219f058e89e67de491b43a58f14bbabe6753412399d

  • C:\Users\Admin\AppData\Local\Temp\E9D75E00

    Filesize

    23KB

    MD5

    613cf9a6eba0e8cd87c83c2a9a63f80d

    SHA1

    cd04c4722466f402cb65afd330f00fcd475cc7c9

    SHA256

    92063d2c82c6d6b768c248ba26a09c7e6867af07555c6913d4e16ad7045f14a4

    SHA512

    bf3c765d0c1a937e8280cd23863a0732c8c142dba6814cf05ddc3022107981ea896e8721ed1baa3214b304fc42d854f03cbd577ba93802ae543ef02a8895827a

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/216-119-0x000000007227E000-0x000000007227F000-memory.dmp

    Filesize

    4KB

  • memory/216-130-0x0000000000970000-0x0000000000980000-memory.dmp

    Filesize

    64KB

  • memory/216-134-0x0000000005870000-0x0000000005E14000-memory.dmp

    Filesize

    5.6MB

  • memory/216-183-0x0000000005210000-0x00000000052A2000-memory.dmp

    Filesize

    584KB

  • memory/216-246-0x000000007227E000-0x000000007227F000-memory.dmp

    Filesize

    4KB

  • memory/1128-128-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/1128-0-0x0000000002270000-0x0000000002271000-memory.dmp

    Filesize

    4KB

  • memory/3468-131-0x0000000002120000-0x0000000002121000-memory.dmp

    Filesize

    4KB

  • memory/3468-248-0x0000000002120000-0x0000000002121000-memory.dmp

    Filesize

    4KB

  • memory/3468-247-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/3468-254-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/3468-281-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/5092-198-0x00007FFB39C30000-0x00007FFB39C40000-memory.dmp

    Filesize

    64KB

  • memory/5092-199-0x00007FFB39C30000-0x00007FFB39C40000-memory.dmp

    Filesize

    64KB

  • memory/5092-200-0x00007FFB37A90000-0x00007FFB37AA0000-memory.dmp

    Filesize

    64KB

  • memory/5092-201-0x00007FFB37A90000-0x00007FFB37AA0000-memory.dmp

    Filesize

    64KB

  • memory/5092-196-0x00007FFB39C30000-0x00007FFB39C40000-memory.dmp

    Filesize

    64KB

  • memory/5092-195-0x00007FFB39C30000-0x00007FFB39C40000-memory.dmp

    Filesize

    64KB

  • memory/5092-194-0x00007FFB39C30000-0x00007FFB39C40000-memory.dmp

    Filesize

    64KB

  • memory/5108-197-0x0000000005140000-0x000000000514A000-memory.dmp

    Filesize

    40KB