Analysis
- max time kernel
141s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
06/12/2024, 01:25
General
- Target d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.exe
- Size 842KB
- Sample241206-btc1ysspc1
- SHA256 d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2
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 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 8 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.exe"C:\Users\Admin\AppData\Local\Temp\d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.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_d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.exe"C:\Users\Admin\AppData\Local\Temp\._cache_d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.exe"2⤵
- Executes dropped EXE
- 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
- 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
Synaptics.exe
._cache_d2c46913d72ec99b6e62e9dc1eb4b01882c33a37c209f117d2639cf4144331e2.exe
51B75E00
puNHiNhX.xlsm
memory/372-0-0x0000000002270000-0x0000000002271000-memory.dmp
memory/372-129-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/3656-198-0x00007FFF81090000-0x00007FFF810A0000-memory.dmp
memory/3656-197-0x00007FFF81090000-0x00007FFF810A0000-memory.dmp
memory/3656-202-0x00007FFF7EEA0000-0x00007FFF7EEB0000-memory.dmp
memory/3656-201-0x00007FFF7EEA0000-0x00007FFF7EEB0000-memory.dmp
memory/3656-200-0x00007FFF81090000-0x00007FFF810A0000-memory.dmp
memory/3656-196-0x00007FFF81090000-0x00007FFF810A0000-memory.dmp
memory/3656-199-0x00007FFF81090000-0x00007FFF810A0000-memory.dmp
memory/4668-131-0x00000000005C0000-0x00000000005C1000-memory.dmp
memory/4668-249-0x00000000005C0000-0x00000000005C1000-memory.dmp
memory/4668-250-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/4668-282-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/5084-185-0x0000000005A10000-0x0000000005A1A000-memory.dmp
memory/5084-134-0x0000000005EA0000-0x0000000006444000-memory.dmp
memory/5084-136-0x00000000059E0000-0x00000000059F0000-memory.dmp
memory/5084-135-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/5084-130-0x0000000000F90000-0x0000000000FAC000-memory.dmp
memory/5084-118-0x0000000072C5E000-0x0000000072C5F000-memory.dmp
memory/5084-251-0x00000000059E0000-0x00000000059F0000-memory.dmp