Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260617-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/06/2026, 23:38
Static task
static1
Behavioral task
behavioral1
Sample
2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
Resource
win11ltsc2024-20260617-en
General
- Target 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe
- Size 11.2MB
- Sample260628-3mt5fagw7t
- SHA256 8093338cead787ec2a16e08616a4fb8dd34630e4851454cffc9396c5bb8f0566
- MD5 2c12b4d9e48312e8c36822478981cd93
- SHA1 70391df5259993b409b2e5da6b074d7d73825755
- SHA512 289a7163ce0843f8c4409b56343232a141b551aa77658d71f6f4debfe6733689dd9542b515b276dff63f1f4f844d9e4b6a44c8b5f07ebad717f1fe5aa66000b4
- SSDEEP 6144:JIzw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCi:eEidhAglQhyupLer5+nZo
- TLSH T16AC6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- 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\exktmscx = "0" svchost.exe - Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4604 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\exktmscx\ImagePath = "C:\\Windows\\SysWOW64\\exktmscx\\ipobjjrv.exe" svchost.exe - Creates new service(s) 2 TTPs
- Deletes itself 1 IoCs
pid Process 1708 svchost.exe - Executes dropped EXE 1 IoCs
pid Process 4704 ipobjjrv.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4704 set thread context of 1708 4704 ipobjjrv.exe 102 - Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3132 sc.exe 2436 sc.exe 4572 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 value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe - Program crash 2 IoCs
pid pid_target Process procid_target 3944 4704 WerFault.exe 100 3984 2712 WerFault.exe 88 - 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 ipobjjrv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-28_2c12b4d9e48312e8c36822478981cd93_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 svchost.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 2712 wrote to memory of 1056 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 89 PID 2712 wrote to memory of 2544 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 91 PID 2712 wrote to memory of 3132 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 93 PID 2712 wrote to memory of 2436 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 95 PID 2712 wrote to memory of 4572 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 98 PID 2712 wrote to memory of 4604 2712 2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe 101 PID 4704 wrote to memory of 1708 4704 ipobjjrv.exe 102 PID 4704 wrote to memory of 1708 4704 ipobjjrv.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-28_2c12b4d9e48312e8c36822478981cd93_amadey_elex_njrat_remcos_rhadamanthys_smoke-loader_stealc.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\exktmscx\2⤵
- System Location Discovery: System Language Discovery
PID:1056
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ipobjjrv.exe" C:\Windows\SysWOW64\exktmscx\2⤵
- System Location Discovery: System Language Discovery
PID:2544
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create exktmscx binPath= "C:\Windows\SysWOW64\exktmscx\ipobjjrv.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-06-28_2c12b4d9e48312e8c36822478981cd93_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:3132
-
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description exktmscx "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2436
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start exktmscx2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4572
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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:4604
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-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 11002⤵
- Program crash
PID:3984
-
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C:\Windows\SysWOW64\exktmscx\ipobjjrv.exeC:\Windows\SysWOW64\exktmscx\ipobjjrv.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-06-28_2c12b4d9e48312e8c36822478981cd93_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:4704 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1708
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 5882⤵
- Program crash
PID:3944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4704 -ip 47041⤵PID:3376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2712 -ip 27121⤵PID:5020
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\ipobjjrv.exe
- Size 14.5MB
- SHA256 3faaf111a1ff22c615768cec3cc82030063d7d3d0a95e55c68eaa42c582a8ce4
- MD5 3836ffd4413c97fd7bb5dedcca78e631
- SHA1 4df93336e85a372b36d8de57bd29bc3d610497b5
- SHA512 11248fa1e7723e147d81c2db1526f9da602bb348e99db9e9c84a2468a0317554046de3f4e5ba150a04c863939638ec79e80a4d165035fb263d0331564d3c0ed0
- SSDEEP 6144:2Izw8mFAdhAtKlQXRbeoVp59Sqer5+nDFoGCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:REidhAglQhyupLer5+nZo
- TLSH T104E6851541F80D57DA66BE34757F1B1FCCE9140A702EB7092094F1AEFAB9993C82A372
- MD5 SHA1 SHA512 SSDEEP TLSH