Analysis
- max time kernel
149s - max time network
179s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
15/09/2026, 20:25
General
- Target 2024-11-18/Backdoor.Win32.DarkKomet.exe
- Size 3.0MB
- Sample260915-y7ajbazzfs
- SHA256 f06a6509c05003a77e6e54cf0d464f88528a7dc50d564d1bb9b46b043c6db9ca
Malware Config
Extracted
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xred
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xred.mooo.com
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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
- Family: Xred
Xred is backdoor written in Delphi.
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 8 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in System32 directory 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 14 IoCs
Inno Setup installer
- 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 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-18\Backdoor.Win32.DarkKomet.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-18\Backdoor.Win32.DarkKomet.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\2024-11-18\._cache_Backdoor.Win32.DarkKomet.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-18\._cache_Backdoor.Win32.DarkKomet.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-I302G.tmp\._cache_Backdoor.Win32.DarkKomet.tmp"C:\Users\Admin\AppData\Local\Temp\is-I302G.tmp\._cache_Backdoor.Win32.DarkKomet.tmp" /SL5="$A017A,1955946,120832,C:\Users\Admin\AppData\Local\Temp\2024-11-18\._cache_Backdoor.Win32.DarkKomet.exe"3⤵
- 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
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C:\Users\Admin\AppData\Local\Temp\2024-11-18\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-18\._cache_Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-45CDN.tmp\._cache_Synaptics.tmp"C:\Users\Admin\AppData\Local\Temp\is-45CDN.tmp\._cache_Synaptics.tmp" /SL5="$40210,1955946,120832,C:\Users\Admin\AppData\Local\Temp\2024-11-18\._cache_Synaptics.exe" InjUpdate4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\._cache_Synaptics.exe"C:\Windows\system32\._cache_Synaptics.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-JMG4Q.tmp\._cache_Synaptics.tmp"C:\Users\Admin\AppData\Local\Temp\is-JMG4Q.tmp\._cache_Synaptics.tmp" /SL5="$B007C,1955946,120832,C:\Windows\SysWOW64\._cache_Synaptics.exe"3⤵
- Executes dropped EXE
- 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 v16
Replay Monitor
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Downloads
Synaptics.exe
._cache_Backdoor.Win32.DarkKomet.exe
ISH6cc4Z.xlsm
._cache_Backdoor.Win32.DarkKomet.tmp
_shfoldr.dll
memory/448-1-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/448-108-0x0000000000400000-0x0000000000707000-memory.dmp
memory/448-0-0x0000000002480000-0x0000000002481000-memory.dmp
memory/980-271-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1452-313-0x0000000000400000-0x0000000000707000-memory.dmp
memory/1452-305-0x0000000000400000-0x0000000000707000-memory.dmp
memory/1452-275-0x0000000000400000-0x0000000000707000-memory.dmp
memory/2080-280-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2080-277-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2080-174-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2180-279-0x0000000000400000-0x000000000052B000-memory.dmp
memory/2180-278-0x0000000000400000-0x000000000052B000-memory.dmp
memory/3060-62-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3060-273-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3440-232-0x00007FFF02E30000-0x00007FFF02E40000-memory.dmp
memory/3440-230-0x00007FFF02E30000-0x00007FFF02E40000-memory.dmp
memory/3440-231-0x00007FFF02E30000-0x00007FFF02E40000-memory.dmp
memory/3440-234-0x00007FFF02E30000-0x00007FFF02E40000-memory.dmp
memory/3440-233-0x00007FFF02E30000-0x00007FFF02E40000-memory.dmp
memory/3440-240-0x00007FFF00DD0000-0x00007FFF00DE0000-memory.dmp
memory/3440-239-0x00007FFF00DD0000-0x00007FFF00DE0000-memory.dmp
memory/4180-253-0x0000000000400000-0x0000000000707000-memory.dmp
memory/4804-291-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-282-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-285-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-288-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-276-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-294-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-302-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-307-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-312-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4804-104-0x0000000000400000-0x000000000052B000-memory.dmp
memory/4936-251-0x0000000000400000-0x0000000000428000-memory.dmp
memory/4936-272-0x0000000000400000-0x0000000000428000-memory.dmp