Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/07/2026, 04:48
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win11ltsc2024-20260706-en
General
- Target 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
- Size 12.0MB
- Sample260708-fffbdaa16z
- SHA256 999dfd9dde7e9c8aa5c49a38c44e996f184140695642284af47d49133e4af245
- MD5 320a79dee55cf23e3ba089795cb652ae
- SHA1 1855ee52b70b2f3a9746bd0bcd7fc658b3587a12
- SHA512 5a1e26337cfff859b33f18acbfa89fd1f40f107f5c5ba7ca3aba98094ab1fdb095444e940da52117cabd99ca11611a123b7719dd502df762d5c42d921d156f97
- SSDEEP 6144:+Izw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:JEidhAglQhyupLer5+nZo
- TLSH T193C6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
tofsee
-
vanaheim.cn
-
jotunheim.name
Signatures
- Windows security bypass 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\smpzffen = "0" svchost.exe - Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 820 netsh.exe - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\smpzffen\ImagePath = "C:\\Windows\\SysWOW64\\smpzffen\\ajpaynf.exe" svchost.exe - Creates new service(s) 2 TTPs
- Deletes itself 1 IoCs
pid Process 3796 svchost.exe - Executes dropped EXE 1 IoCs
pid Process 1460 ajpaynf.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1460 set thread context of 3796 1460 ajpaynf.exe 99 - Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1476 sc.exe 2660 sc.exe 1592 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe - Program crash 2 IoCs
pid pid_target Process procid_target 5476 5232 WerFault.exe 86 6124 1460 WerFault.exe 98 - System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ajpaynf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5232 wrote to memory of 5488 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 87 PID 5232 wrote to memory of 1368 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 89 PID 5232 wrote to memory of 1476 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 91 PID 5232 wrote to memory of 2660 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 93 PID 5232 wrote to memory of 1592 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 96 PID 1460 wrote to memory of 3796 1460 ajpaynf.exe 99 PID 1460 wrote to memory of 3796 1460 ajpaynf.exe 99 PID 5232 wrote to memory of 820 5232 2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5232 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\smpzffen\2⤵
- System Location Discovery: System Language Discovery
PID:5488
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ajpaynf.exe" C:\Windows\SysWOW64\smpzffen\2⤵
- System Location Discovery: System Language Discovery
PID:1368
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create smpzffen binPath= "C:\Windows\SysWOW64\smpzffen\ajpaynf.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1476
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description smpzffen "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2660
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start smpzffen2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1592
-
-
C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:820
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5232 -s 8242⤵
- Program crash
PID:5476
-
-
C:\Windows\SysWOW64\smpzffen\ajpaynf.exeC:\Windows\SysWOW64\smpzffen\ajpaynf.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-07-08_320a79dee55cf23e3ba089795cb652ae_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3796
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 6122⤵
- Program crash
PID:6124
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5232 -ip 52321⤵PID:4988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1460 -ip 14601⤵PID:1844
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ajpaynf.exe
- Size 11.5MB
- SHA256 00ef03c7beea53f933091808ae524c6e78d3f367504a65e4d4214e242b223038
- MD5 33003c2f83eeef9d64cb5bb8accaaad1
- SHA1 992d2814e80dfc98f6ae2c21b159af9de31907db
- SHA512 b8a1e39ac777639b2e14a52d09f6196fdcbaa672815f774fe2fb34987452d019426ae08e99562aae5477bcdf3197d9a749a99b0eccee89a8ab8563eab5772e45
- SSDEEP 6144:WIzw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCi:xEidhAglQhyupLer5+nZo
- TLSH T1F0C6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- MD5 SHA1 SHA512 SSDEEP TLSH