Analysis
- max time kernel
299s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 09:29
General
- Target ORDEN DE COMPRA.js
- Size 825KB
- Sample260804-lfwk9asvct
- SHA256 72c6f11a7d813d7fde1aec7b444c9760b15454a9e9b1d3f86c0a0c941d52dde1
Malware Config
Extracted
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masslogger
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exfiltration_mode
#SMTPEnabled
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expire_time_date
00-00-0000
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host_password
o4AoCeUXMVGC7D0u
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host_port
25
- host_receiver
- host_sender
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host_server
mail.arfat.com.mx
-
ssl_slate
False
Signatures
- Family: MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
- Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 TTPs 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA.js"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" --headless conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('Xjul4NVKez','Process'))| powershell.exe -w h -nOP -nonI -"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\conhost.execonhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('Xjul4NVKez','Process'))| powershell.exe -w h -nOP -nonI -"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.execmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('Xjul4NVKez','Process'))| powershell.exe -w h -nOP -nonI -"4⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('Xjul4NVKez','Process'))"5⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -w h -nOP -nonI -5⤵
- Badlisted process makes network request
- Registers new Windows logon scripts automatically executed at logon.
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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-
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/3372-0-0x00007FFF84B0F000-0x00007FFF84B10000-memory.dmp
memory/3372-1-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-2-0x0000026FA2170000-0x0000026FA2192000-memory.dmp
memory/3372-5-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-6-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-7-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-8-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-9-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-10-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-11-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-12-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-13-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-14-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-15-0x0000026FBAA40000-0x0000026FBABE6000-memory.dmp
memory/3372-16-0x0000026FBA200000-0x0000026FBA256000-memory.dmp
memory/3372-17-0x0000026F9F860000-0x0000026F9F87E000-memory.dmp
memory/3372-18-0x0000026FBA2B0000-0x0000026FBA300000-memory.dmp
memory/3372-19-0x0000026F9F700000-0x0000026F9F82F000-memory.dmp
memory/3372-20-0x0000026FBADC0000-0x0000026FBAF82000-memory.dmp
memory/3372-21-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-22-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-23-0x00007FFF84980000-0x00007FFF85324000-memory.dmp
memory/3372-24-0x0000026F9F700000-0x0000026F9F82F000-memory.dmp
memory/3372-26-0x0000026F9F700000-0x0000026F9F82F000-memory.dmp