Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
13/08/2026, 18:34
General
- Target 2026-08-13_25051f50b28ee7eef52e9a2d76fe1735_elex_luca-stealer_njrat_remcos_smoke-loader.exe
- Size 272KB
- Sample260813-w71pdswerd
- SHA256 7f6208ca75e797c9cef8583b6c3b2d14de96bfacc549a41f18fa27dd9adf7365
Score
9/10
Malware Config
Signatures
- Detects Windows executables referencing non-Windows User-Agents 3 IoCs
- Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 3 IoCs
- Detects executables embedding registry key / value combination indicative of disabling Windows Defen 3 IoCs
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Drops file in Windows directory 3 IoCs
- Program crash 2 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_25051f50b28ee7eef52e9a2d76fe1735_elex_luca-stealer_njrat_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_25051f50b28ee7eef52e9a2d76fe1735_elex_luca-stealer_njrat_remcos_smoke-loader.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\T-2638563265023658028320\winsvc.exeC:\Windows\T-2638563265023658028320\winsvc.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 4803⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4168 -s 5562⤵
- Program crash
-
-
C:\Windows\T-2638563265023658028320\winsvc.exeC:\Windows\T-2638563265023658028320\winsvc.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4168 -ip 41681⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2940 -ip 29401⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
winsvc.exe
memory/1508-8-0x0000000000670000-0x0000000000770000-memory.dmp
memory/1508-16-0x0000000000670000-0x0000000000770000-memory.dmp
memory/1508-17-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2940-11-0x0000000000630000-0x0000000000730000-memory.dmp
memory/2940-13-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4168-0-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4168-2-0x0000000000720000-0x0000000000820000-memory.dmp
memory/4168-12-0x0000000000400000-0x0000000000455000-memory.dmp