Analysis
- max time kernel
145s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
03/01/2025, 03:09
General
- Target 027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe
- Size 15.0MB
- Sample250103-dnzzmszmgn
- SHA256 027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39
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 5 IoCs
- Loads dropped DLL 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 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 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe"C:\Users\Admin\AppData\Local\Temp\027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.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
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C:\Users\Admin\AppData\Local\Temp\._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe"C:\Users\Admin\AppData\Local\Temp\._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Temp\{6C7F1ECB-9E81-4E84-ACEE-A324DF929822}\.cr\._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe"C:\Windows\Temp\{6C7F1ECB-9E81-4E84-ACEE-A324DF929822}\.cr\._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe" -burn.filehandle.attached=540 -burn.filehandle.self=5483⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
-
-
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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
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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
- Suspicious use of WriteProcessMemory
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C:\Windows\Temp\{E272B6E4-B022-4609-BDC9-3EC4D212E4C0}\.cr\._cache_Synaptics.exe"C:\Windows\Temp\{E272B6E4-B022-4609-BDC9-3EC4D212E4C0}\.cr\._cache_Synaptics.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" -burn.filehandle.attached=656 -burn.filehandle.self=648 InjUpdate4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
-
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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_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe
3DE75E00
4eHQRcbz.xlsm
logo.png
wixstdba.dll
._cache_027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39.exe
memory/3016-175-0x0000000000400000-0x000000000130A000-memory.dmp
memory/3016-0-0x00000000032A0000-0x00000000032A1000-memory.dmp
memory/3100-434-0x0000000000400000-0x000000000130A000-memory.dmp
memory/3100-403-0x0000000000400000-0x000000000130A000-memory.dmp
memory/3100-328-0x0000000000400000-0x000000000130A000-memory.dmp
memory/4908-317-0x00007FFA8A310000-0x00007FFA8A320000-memory.dmp
memory/4908-322-0x00007FFA87C70000-0x00007FFA87C80000-memory.dmp
memory/4908-321-0x00007FFA87C70000-0x00007FFA87C80000-memory.dmp
memory/4908-320-0x00007FFA8A310000-0x00007FFA8A320000-memory.dmp
memory/4908-318-0x00007FFA8A310000-0x00007FFA8A320000-memory.dmp
memory/4908-316-0x00007FFA8A310000-0x00007FFA8A320000-memory.dmp
memory/4908-283-0x00007FFA8A310000-0x00007FFA8A320000-memory.dmp