Analysis
- max time kernel
112s - max time network
118s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
16/01/2025, 01:30
General
- Target 18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.exe
- Size 1.5MB
- Sample250116-bwxhdavjbs
- SHA256 18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a
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
- 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 2 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.exe"C:\Users\Admin\AppData\Local\Temp\18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.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_18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.exe"C:\Users\Admin\AppData\Local\Temp\._cache_18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
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
- Suspicious use of AdjustPrivilegeToken
-
-
-
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
Loading Replay Monitor...
Downloads
Synaptics.exe
._cache_18f7c93f28b9c1a00ff7b5012494ff335517bf540740059f320d3d36bf12946a.exe
19U5tt78.xlsm
memory/1756-246-0x0000000000400000-0x0000000000583000-memory.dmp
memory/1756-215-0x0000000000400000-0x0000000000583000-memory.dmp
memory/1964-70-0x00007FFEAA393000-0x00007FFEAA395000-memory.dmp
memory/1964-71-0x0000018628480000-0x0000018628546000-memory.dmp
memory/1964-128-0x00007FFEAA390000-0x00007FFEAAE51000-memory.dmp
memory/1964-214-0x00007FFEAA390000-0x00007FFEAAE51000-memory.dmp
memory/2776-196-0x00007FFE88430000-0x00007FFE88440000-memory.dmp
memory/2776-193-0x00007FFE88430000-0x00007FFE88440000-memory.dmp
memory/2776-192-0x00007FFE88430000-0x00007FFE88440000-memory.dmp
memory/2776-197-0x00007FFE85EA0000-0x00007FFE85EB0000-memory.dmp
memory/2776-198-0x00007FFE85EA0000-0x00007FFE85EB0000-memory.dmp
memory/2776-194-0x00007FFE88430000-0x00007FFE88440000-memory.dmp
memory/2776-195-0x00007FFE88430000-0x00007FFE88440000-memory.dmp
memory/2900-0-0x0000000002310000-0x0000000002311000-memory.dmp
memory/2900-131-0x0000000000400000-0x0000000000583000-memory.dmp