Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/08/2026, 14:57
Behavioral task
behavioral1
Sample
2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe
- Size 6.9MB
- Sample260822-sbpepszxe1
- SHA256 83f9c3c2198ec95d1c0e769c20f4f99d8df494748fb3003841af8fdf4e1373b1
- MD5 551ebca6c4190a6680323f9c97b38037
- SHA1 3a8b372af1d224e982f4f018ac5870ba198c7078
- SHA512 cb363192602af391742b0a0759754ca493651b8ea6042bea7a61c6758cc1a382098e384ed76f200dfa366ce7c776d33ed3cd66647b19336ce47962cc098492c6
- SSDEEP 98304:YnUm8UyBv78HEF3rpiD0BTa3aLkBo6DjD7dijoHjoj:Y18U9EFbp7B2NDjD7dUoDoj
- TLSH T103769E22B855C278E226C0B185DAABB6C8647C66073045CB6780FF366E737D36E35B71
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Fesber payload 9 IoCs
resource yara_rule behavioral2/files/0x000c00000001c624-4.dat family_fesber behavioral2/memory/5256-626-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1159-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1264-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1265-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1266-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1267-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1270-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber behavioral2/memory/5256-1274-0x0000000000400000-0x000000000041B000-memory.dmp family_fesber - Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe fsb.exe" 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe - Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\fsb.stb 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Windows\SysWOW64\fsb.tmp 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File opened for modification C:\Windows\SysWOW64\fsb.tmp 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe -
resource yara_rule behavioral2/files/0x000c00000001c624-4.dat upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Internet Explorer\ExtExport.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jre-1.8\bin\rmid.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Internet Explorer\ieinstal.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files\Mozilla Firefox\updater.exe 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe- 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_551ebca6c4190a6680323f9c97b38037_amadey_cobalt-strike_elex_hijackloader_icedid_luca-stealer_njrat_vidar.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5256
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe-
- Size 7.4MB
- SHA256 81aa12ebeab9e64b9e972c09b16de9ecaa3f0b4775dd3328805853d6938f25e7
- MD5 5a198f0c5eeb9a42ec01c686f6f7e035
- SHA1 0df446e41f0f7b1d4956364297207905eec2dab7
- SHA512 d5b1557b4b42c3b3dc77ff467fb2dda84a370d41a5e8cd980f72f84555be7e68fffc52c87b8364a813e77849c868fea288fd0f44b170892721637248ba211a65
- SSDEEP 98304:0nUm8UyBv78HEF3rpiD0BTa3aLkBo6DjD7dijoHjojHjo:018U9EFbp7B2NDjD7dUoDojDo
- TLSH T170768C22F865C238E122C0B189DAABB6C8757C66073045CB5780FB396E737D76A35B71
- MD5 SHA1 SHA512 SSDEEP TLSH