Analysis
- max time kernel
150s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
30/12/2024, 10:41
General
- Target OpenPurchaseOrderSummaryDetails-16-12-2024.vbs
- Size 643B
- Sample241230-mrf6davlam
- SHA256 01e6f507f507e2093552b08d51a575f106bb818cd6f32e2d158543f66d2a11a0
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
- Blocklisted process makes network request 3 IoCs
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Drops startup file 2 IoCs
- Executes dropped EXE 7 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- AutoIT Executable 5 IoCs
AutoIT scripts compiled to PE executables.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 10 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
- NTFS ADS 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 8 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OpenPurchaseOrderSummaryDetails-16-12-2024.vbs"1⤵
- Blocklisted process makes network request
- Drops startup file
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- 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_Google.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Google.exe"3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 14⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 15⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
-
C:\Windows\SysWOW64\WSCript.exeWSCript C:\Users\Admin\AppData\Local\Temp\BBLXFG.vbs4⤵
- System Location Discovery: System Language Discovery
-
-
-
C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate3⤵
- 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" InjUpdate4⤵
- 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
-
C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exeC:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exeC:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exeC:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
._cache_Google.exe
5AxHheUy.xlsm
94875E00
BBLXFG.vbs
Google.exe
memory/384-142-0x0000000000400000-0x0000000000620000-memory.dmp
memory/384-14-0x00000000024C0000-0x00000000024C1000-memory.dmp
memory/1864-211-0x00007FFB462F0000-0x00007FFB46300000-memory.dmp
memory/1864-212-0x00007FFB462F0000-0x00007FFB46300000-memory.dmp
memory/1864-210-0x00007FFB462F0000-0x00007FFB46300000-memory.dmp
memory/1864-213-0x00007FFB462F0000-0x00007FFB46300000-memory.dmp
memory/1864-209-0x00007FFB462F0000-0x00007FFB46300000-memory.dmp
memory/1864-214-0x00007FFB44180000-0x00007FFB44190000-memory.dmp
memory/1864-215-0x00007FFB44180000-0x00007FFB44190000-memory.dmp
memory/5036-264-0x0000000000400000-0x0000000000620000-memory.dmp
memory/5036-297-0x0000000000400000-0x0000000000620000-memory.dmp