Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
06/12/2024, 03:08
General
- Target b0d2a065d7a88c63b0664cd41dc439559ea004fdda06aa6ad3c2ea6cbcf2c408.exe
- Size 753KB
- Sample241206-dndfmstjhm
- SHA256 b0d2a065d7a88c63b0664cd41dc439559ea004fdda06aa6ad3c2ea6cbcf2c408
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 6 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b0d2a065d7a88c63b0664cd41dc439559ea004fdda06aa6ad3c2ea6cbcf2c408.exe"C:\Users\Admin\AppData\Local\Temp\b0d2a065d7a88c63b0664cd41dc439559ea004fdda06aa6ad3c2ea6cbcf2c408.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
C9E75E00
h2K5wtyo.xlsm
memory/2284-65-0x0000000002110000-0x0000000002111000-memory.dmp
memory/2284-67-0x0000000002110000-0x0000000002111000-memory.dmp
memory/2284-66-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/2284-159-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/2284-126-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/4756-64-0x0000000000400000-0x00000000004C2000-memory.dmp
memory/4756-0-0x0000000002250000-0x0000000002251000-memory.dmp
memory/4772-68-0x00007FFD5DC10000-0x00007FFD5DC20000-memory.dmp
memory/4772-79-0x00007FFD5BBB0000-0x00007FFD5BBC0000-memory.dmp
memory/4772-76-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-75-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-74-0x00007FFD5DC10000-0x00007FFD5DC20000-memory.dmp
memory/4772-77-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-78-0x00007FFD5BBB0000-0x00007FFD5BBC0000-memory.dmp
memory/4772-73-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-72-0x00007FFD5DC10000-0x00007FFD5DC20000-memory.dmp
memory/4772-71-0x00007FFD5DC10000-0x00007FFD5DC20000-memory.dmp
memory/4772-70-0x00007FFD5DC10000-0x00007FFD5DC20000-memory.dmp
memory/4772-127-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-129-0x00007FFD9DB90000-0x00007FFD9DD85000-memory.dmp
memory/4772-128-0x00007FFD9DC2D000-0x00007FFD9DC2E000-memory.dmp
memory/4772-69-0x00007FFD9DC2D000-0x00007FFD9DC2E000-memory.dmp