Analysis
- max time kernel
153s - max time network
169s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-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
-
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
- Family: Xred
Xred is backdoor written in Delphi.
- Executes dropped EXE 4 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 5 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. 4 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 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
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⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
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
-
C:\Users\Admin\AppData\Local\Temp\is-UMC6G.tmp\._cache_Backdoor.Win32.DarkKomet.tmp"C:\Users\Admin\AppData\Local\Temp\is-UMC6G.tmp\._cache_Backdoor.Win32.DarkKomet.tmp" /SL5="$60218,1955946,120832,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⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
-
-
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
-
C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Synaptics.exe
._cache_Backdoor.Win32.DarkKomet.exe
MtZMDYVE.xlsm
._cache_Backdoor.Win32.DarkKomet.tmp
memory/1240-102-0x00007FFE4D2E0000-0x00007FFE4D2F0000-memory.dmp
memory/1240-113-0x00007FFE4AA20000-0x00007FFE4AA30000-memory.dmp
memory/1240-108-0x00007FFE4AA20000-0x00007FFE4AA30000-memory.dmp
memory/1240-106-0x00007FFE4D2E0000-0x00007FFE4D2F0000-memory.dmp
memory/1240-105-0x00007FFE4D2E0000-0x00007FFE4D2F0000-memory.dmp
memory/1240-104-0x00007FFE4D2E0000-0x00007FFE4D2F0000-memory.dmp
memory/1240-103-0x00007FFE4D2E0000-0x00007FFE4D2F0000-memory.dmp
memory/1352-142-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-135-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-171-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-168-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-165-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-162-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-124-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-159-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-129-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-151-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-132-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-148-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-138-0x0000000000400000-0x000000000052B000-memory.dmp
memory/1352-145-0x0000000000400000-0x000000000052B000-memory.dmp
memory/2500-122-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2500-63-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2636-144-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2636-131-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2636-158-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2636-123-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/5000-115-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/5956-0-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/5956-99-0x0000000000400000-0x0000000000707000-memory.dmp
memory/5956-1-0x00000000004A0000-0x00000000004A1000-memory.dmp