Analysis
- max time kernel
111s - max time network
119s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
12/01/2025, 02:06
General
- Target fd2a26996c8af05e2314004deaaaa51c9ae198ca5f79113623896c39ee445e49N.exe
- Size 753KB
- Sample250112-cjyeks1ld1
- SHA256 fd2a26996c8af05e2314004deaaaa51c9ae198ca5f79113623896c39ee445e49
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 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 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 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 8 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\fd2a26996c8af05e2314004deaaaa51c9ae198ca5f79113623896c39ee445e49N.exe"C:\Users\Admin\AppData\Local\Temp\fd2a26996c8af05e2314004deaaaa51c9ae198ca5f79113623896c39ee445e49N.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:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate2⤵
- 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
95C75E00
NdTVSRNI.xlsm
memory/1216-67-0x00007FFFFF42D000-0x00007FFFFF42E000-memory.dmp
memory/1216-73-0x00007FFFBF410000-0x00007FFFBF420000-memory.dmp
memory/1216-126-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp
memory/1216-69-0x00007FFFBF410000-0x00007FFFBF420000-memory.dmp
memory/1216-68-0x00007FFFBF410000-0x00007FFFBF420000-memory.dmp
memory/1216-71-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp
memory/1216-72-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp
memory/1216-70-0x00007FFFBF410000-0x00007FFFBF420000-memory.dmp
memory/1216-74-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp
memory/1216-66-0x00007FFFBF410000-0x00007FFFBF420000-memory.dmp
memory/1216-75-0x00007FFFBCF40000-0x00007FFFBCF50000-memory.dmp
memory/1216-76-0x00007FFFBCF40000-0x00007FFFBCF50000-memory.dmp
memory/1216-125-0x00007FFFFF42D000-0x00007FFFFF42E000-memory.dmp
memory/1216-124-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp
memory/2156-64-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/2156-0-0x0000000002370000-0x0000000002371000-memory.dmp
memory/3964-123-0x0000000002330000-0x0000000002331000-memory.dmp
memory/3964-65-0x0000000002330000-0x0000000002331000-memory.dmp
memory/3964-127-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/3964-157-0x0000000000400000-0x00000000004C2000-memory.dmp