Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
22/05/2026, 02:33
General
- Target 2026-05-22_064966ea3a29e622ee49aee8623c06fa_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe
- Size 863KB
- Sample260522-c19h6sfw3y
- SHA256 2e39640279db94b880ea889b597284bfb6e2d67f7dc381912cfa9a4c32830036
Malware Config
Signatures
- Executes dropped EXE 7 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in System32 directory 7 IoCs
- Drops file in Program Files directory 64 IoCs
- 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.
- Modifies data under HKEY_USERS 5 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_064966ea3a29e622ee49aee8623c06fa_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_064966ea3a29e622ee49aee8623c06fa_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exeC:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe1⤵
- Executes dropped EXE
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv1⤵
-
C:\Windows\system32\fxssvc.exeC:\Windows\system32\fxssvc.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
- Executes dropped EXE
-
C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
- Executes dropped EXE
-
C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"1⤵
- Executes dropped EXE
-
\??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
elevation_service.exe
maintenanceservice.exe
OSE.EXE
elevation_service.exe
DiagnosticsHub.StandardCollector.Service.exe
FXSSVC.exe
alg.exe
AppVClient.exe
memory/1044-17-0x0000026CB6BA0000-0x0000026CB6C06000-memory.dmp
memory/1044-15-0x0000026CB6BA0000-0x0000026CB6C06000-memory.dmp
memory/1044-14-0x00007FF7415D0000-0x00007FF7416B7000-memory.dmp
memory/1044-85-0x00007FF7415D0000-0x00007FF7416B7000-memory.dmp
memory/2264-50-0x0000023CC7D90000-0x0000023CC7ED8000-memory.dmp
memory/2264-52-0x0000023CC8000000-0x0000023CC8066000-memory.dmp
memory/2264-51-0x0000023CC8000000-0x0000023CC8066000-memory.dmp
memory/2488-73-0x0000023073710000-0x0000023073776000-memory.dmp
memory/2488-66-0x00007FF651450000-0x00007FF6515B8000-memory.dmp
memory/2488-75-0x00007FF651450000-0x00007FF6515B8000-memory.dmp
memory/2488-68-0x0000023073710000-0x0000023073776000-memory.dmp
memory/2488-67-0x0000023073710000-0x0000023073776000-memory.dmp
memory/2524-47-0x00007FF77F5D0000-0x00007FF77F85B000-memory.dmp
memory/2524-41-0x00000217755F0000-0x0000021775656000-memory.dmp
memory/2524-45-0x00000217755F0000-0x0000021775656000-memory.dmp
memory/2524-39-0x00000217755F0000-0x0000021775656000-memory.dmp
memory/2524-38-0x00007FF77F5D0000-0x00007FF77F85B000-memory.dmp
memory/2524-40-0x00000217755F0000-0x0000021775656000-memory.dmp
memory/3684-59-0x0000029ACE270000-0x0000029ACE2D6000-memory.dmp
memory/3684-58-0x0000029ACE000000-0x0000029ACE148000-memory.dmp
memory/3684-60-0x0000029ACE270000-0x0000029ACE2D6000-memory.dmp
memory/4064-25-0x00007FF7ABED0000-0x00007FF7ABFB7000-memory.dmp
memory/4064-28-0x000001DABC380000-0x000001DABC3E6000-memory.dmp
memory/4064-26-0x000001DABC380000-0x000001DABC3E6000-memory.dmp
memory/4064-89-0x00007FF7ABED0000-0x00007FF7ABFB7000-memory.dmp
memory/4192-0-0x0000000002500000-0x000000000268C000-memory.dmp
memory/4192-6-0x0000000000950000-0x00000000009B9000-memory.dmp
memory/4192-1-0x0000000000950000-0x00000000009B9000-memory.dmp
memory/4216-78-0x000001D7D9470000-0x000001D7D95B8000-memory.dmp
memory/4216-79-0x000001D7D93C0000-0x000001D7D9426000-memory.dmp
memory/4216-80-0x000001D7D93C0000-0x000001D7D9426000-memory.dmp