Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/05/2026, 03:08
Static task
static1
Behavioral task
behavioral1
Sample
2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win11-20260513-en
General
- Target 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
- Size 13.9MB
- Sample260528-dnbxtags6w
- SHA256 99d5bc3ec48b6dd18121f8ecccfe1d60e6360d9537d2db8096953888e6472c80
- MD5 fdd13f9d59a6ca1d232fec731d890fd0
- SHA1 0cb419b072c0d28ced726c210d90f0f84947e9b4
- SHA512 9d7062d535c727939dfa54f2b1f0ca0693db7cdcd1e719bdc4211888a516dd4df2990c277062225b7a86ef8e4ec101f9d415e91664eff2ffe39d9098f5efefe7
- SSDEEP 6144:AIzw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:3EidhAglQhyupLer5+nZo
- TLSH T179E6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
tofsee
-
vanaheim.cn
-
jotunheim.name
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4120 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\lmnwwmb\ImagePath = "C:\\Windows\\SysWOW64\\lmnwwmb\\ushpiytp.exe" svchost.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe - Creates new service(s) 2 TTPs
- Deletes itself 1 IoCs
pid Process 2576 svchost.exe - Executes dropped EXE 1 IoCs
pid Process 4628 ushpiytp.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4628 set thread context of 2576 4628 ushpiytp.exe 100 - Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3928 sc.exe 4644 sc.exe 1488 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 opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe - Program crash 2 IoCs
pid pid_target Process procid_target 4620 4628 WerFault.exe 99 2532 3316 WerFault.exe 84 - 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 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ushpiytp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3316 wrote to memory of 4100 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 85 PID 3316 wrote to memory of 4224 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 90 PID 3316 wrote to memory of 3928 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 92 PID 3316 wrote to memory of 4644 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 95 PID 3316 wrote to memory of 1488 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 97 PID 4628 wrote to memory of 2576 4628 ushpiytp.exe 100 PID 4628 wrote to memory of 2576 4628 ushpiytp.exe 100 PID 3316 wrote to memory of 4120 3316 2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lmnwwmb\2⤵
- System Location Discovery: System Language Discovery
PID:4100
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ushpiytp.exe" C:\Windows\SysWOW64\lmnwwmb\2⤵
- System Location Discovery: System Language Discovery
PID:4224
-
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create lmnwwmb binPath= "C:\Windows\SysWOW64\lmnwwmb\ushpiytp.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_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:3928
-
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description lmnwwmb "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4644
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start lmnwwmb2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1488
-
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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:4120
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 10402⤵
- Program crash
PID:2532
-
-
C:\Windows\SysWOW64\lmnwwmb\ushpiytp.exeC:\Windows\SysWOW64\lmnwwmb\ushpiytp.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-05-28_fdd13f9d59a6ca1d232fec731d890fd0_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:4628 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2576
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 5122⤵
- Program crash
PID:4620
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4628 -ip 46281⤵PID:3376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3316 -ip 33161⤵PID:2144
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
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ushpiytp.exe
- Size 11.3MB
- SHA256 48355c4b8263286ce484f0f4638cf3a6470b72549518296bbe10fdf75d6f3c90
- MD5 71815c1b5c713299f03328c51c39c8dc
- SHA1 c8128162883bad43b816a22c5f45f537ee00c94b
- SHA512 09998fa4c3b3df3713880dc16b76746a5d8a5374d1a6aa3fc01ff92601c5fe6c3c66b5c3bc7417f751996133965d64c2f1c360de08f3b23ad398650a500c0c8b
- SSDEEP 6144:3Izw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:YEidhAglQhyupLer5+nZo
- TLSH T148C6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- MD5 SHA1 SHA512 SSDEEP TLSH