Analysis
- max time kernel
141s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
07/12/2024, 04:04
General
- Target eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.exe
- Size 2.3MB
- Sample241207-emykvs1lgp
- SHA256 eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002
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\eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.exe"C:\Users\Admin\AppData\Local\Temp\eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.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_eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.exe"C:\Users\Admin\AppData\Local\Temp\._cache_eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.exe"2⤵
- Executes dropped EXE
- 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
-
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_eb2565115beed9ed0087f37bfdbf8c22261c255321b5405455f0ef5afbe4c002.exe
F9975E00
aGvisyJl.xlsm
memory/2224-139-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/2224-138-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/2224-137-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/2224-136-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/2224-140-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/2224-141-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp
memory/2224-142-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp
memory/3300-0-0x0000000000940000-0x0000000000941000-memory.dmp
memory/3300-100-0x0000000000400000-0x0000000000650000-memory.dmp
memory/4160-102-0x0000000000900000-0x0000000000901000-memory.dmp
memory/4160-192-0x0000000000900000-0x0000000000901000-memory.dmp
memory/4160-191-0x0000000000400000-0x0000000000650000-memory.dmp
memory/4160-223-0x0000000000400000-0x0000000000650000-memory.dmp