Analysis
- max time kernel
112s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
01/01/2025, 23:17
General
- Target 528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.exe
- Size 2.4MB
- Sample250101-29rr6azney
- SHA256 528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65
Malware Config
Extracted
-
xred
-
xred.mooo.com
-
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
- Loads dropped DLL 6 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in Program Files directory 26 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.
- NSIS installer 5 IoCs
- 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 4 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.exe"C:\Users\Admin\AppData\Local\Temp\528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.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
-
C:\Users\Admin\AppData\Local\Temp\._cache_528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.exe"C:\Users\Admin\AppData\Local\Temp\._cache_528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
-
C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
-
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
LoginDetectorVAG.exe
LoginDetectorVAG.exe
Uninstall.exe
Synaptics.exe
._cache_528d25bd07394476f5dfc200fddb781263d11120306611dbf6fadc7864064a65.exe
InstallOptions.dll
ioSpecial.ini
LangDLL.dll
StartMenu.dll
ioSpecial.ini
pZQuhKU3.xlsm
LoginDetectorVAG.lnk
Uninstall.lnk
LoginDetectorVAG.lnk
memory/1200-102-0x0000000000820000-0x0000000000821000-memory.dmp
memory/1200-413-0x0000000000400000-0x0000000000677000-memory.dmp
memory/1200-340-0x0000000000820000-0x0000000000821000-memory.dmp
memory/1200-339-0x0000000000400000-0x0000000000677000-memory.dmp
memory/1200-442-0x0000000000400000-0x0000000000677000-memory.dmp
memory/1472-101-0x0000000000400000-0x0000000000677000-memory.dmp
memory/1472-0-0x0000000000860000-0x0000000000861000-memory.dmp
memory/4580-168-0x00007FFEC4FD0000-0x00007FFEC4FE0000-memory.dmp
memory/4580-170-0x00007FFEC4FD0000-0x00007FFEC4FE0000-memory.dmp
memory/4580-179-0x00007FFEC2720000-0x00007FFEC2730000-memory.dmp
memory/4580-178-0x00007FFEC2720000-0x00007FFEC2730000-memory.dmp
memory/4580-172-0x00007FFEC4FD0000-0x00007FFEC4FE0000-memory.dmp
memory/4580-171-0x00007FFEC4FD0000-0x00007FFEC4FE0000-memory.dmp
memory/4580-169-0x00007FFEC4FD0000-0x00007FFEC4FE0000-memory.dmp