Analysis
- max time kernel
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - submitted
07/01/2024, 20:22
General
- Target 6116440dc8e7bcd3f1db724cd2dbebf8.exe
- Size 2.0MB
- Sample240107-y5jdfadffl
- SHA256 f996f410dbf1394d344b35d78b0a4482dcc7a2dc00aef946173b6d28bc79f31b
Malware Config
Extracted
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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 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 2 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6116440dc8e7bcd3f1db724cd2dbebf8.exe"C:\Users\Admin\AppData\Local\Temp\6116440dc8e7bcd3f1db724cd2dbebf8.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:\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
-
-
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C:\Users\Admin\AppData\Local\Temp\._cache_6116440dc8e7bcd3f1db724cd2dbebf8.exe"C:\Users\Admin\AppData\Local\Temp\._cache_6116440dc8e7bcd3f1db724cd2dbebf8.exe"2⤵
- Executes dropped EXE
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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_6116440dc8e7bcd3f1db724cd2dbebf8.exe
Uc924VeJ.xlsm
memory/2424-0-0x00000000023A0000-0x00000000023A1000-memory.dmp
memory/2424-150-0x0000000000400000-0x0000000000605000-memory.dmp
memory/2520-233-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2520-239-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2520-238-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2520-237-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2520-236-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2520-235-0x0000000001350000-0x0000000001360000-memory.dmp
memory/2612-277-0x0000000000400000-0x0000000000605000-memory.dmp
memory/2612-307-0x0000000000400000-0x0000000000605000-memory.dmp
memory/2612-300-0x0000000000400000-0x0000000000605000-memory.dmp
memory/2612-281-0x0000000002170000-0x0000000002171000-memory.dmp
memory/2612-151-0x0000000002170000-0x0000000002171000-memory.dmp
memory/4380-156-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-157-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-154-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-89-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-139-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-90-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4380-78-0x00000000007E0000-0x00000000007F0000-memory.dmp
memory/4680-257-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-241-0x00007FFBBDBF0000-0x00007FFBBDC00000-memory.dmp
memory/4680-254-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-253-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-251-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-250-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-249-0x00007FFBBB8F0000-0x00007FFBBB900000-memory.dmp
memory/4680-247-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-245-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-243-0x00007FFBBDBF0000-0x00007FFBBDC00000-memory.dmp
memory/4680-242-0x00007FFBBDBF0000-0x00007FFBBDC00000-memory.dmp
memory/4680-256-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-240-0x00007FFBBDBF0000-0x00007FFBBDC00000-memory.dmp
memory/4680-260-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-261-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-262-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-258-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-259-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-255-0x00007FFBBB8F0000-0x00007FFBBB900000-memory.dmp
memory/4680-252-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-248-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-283-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-246-0x00007FFBFDB70000-0x00007FFBFDD65000-memory.dmp
memory/4680-244-0x00007FFBBDBF0000-0x00007FFBBDC00000-memory.dmp