Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/07/2026, 01:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 1.0MB
- Sample260705-cdgvmscs7l
- SHA256 f7645b2b7d2bb872208572a44b75325f9d62a0fa2f513e381516a5148df7149e
- MD5 0848cb01f8ef7f9f4730d3587b3c8461
- SHA1 60f09b9269e80e6d6d2a46dd01dac4905a2b9f0f
- SHA512 e66ed2a8b1ad66d3b7c0a1d4d0424085c29d78a1d81ba350bb01069397f7dfe8b7adc9f8a5bd7ea69dd8550ccbfeab640bf073fa85c96f5d57b878083c572777
- SSDEEP 24576:c49H6qeZSICgpB5GBrMVyJWrwgh5AQorrYWbJ6HPt6B:c4p6qeZSATGBrMGWr7nTC8HPS
- TLSH T1A235BF02B7E9D034F6F31B31AF7592655A7ABD629D35C60F23841A0D0DB0A80EA75B73
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 5 IoCs
pid Process 3696 alg.exe 2392 elevation_service.exe 5748 elevation_service.exe 4868 maintenanceservice.exe 2456 OSE.EXE - 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 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification C:\Windows\system32\AppVClient.exe 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Roaming\ee61e5d843a2495a.bin alg.exe File opened for modification C:\Windows\system32\AppVClient.exe alg.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files (x86)\Mozilla Maintenance Service\logs\maintenanceservice.log maintenanceservice.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe alg.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe alg.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe alg.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe alg.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe alg.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_104109\javaws.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe alg.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe alg.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe alg.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe alg.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe alg.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe alg.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe alg.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe alg.exe File opened for modification C:\Program Files\7-Zip\7zG.exe alg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe alg.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe alg.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe alg.exe File opened for modification C:\Program Files\dotnet\dotnet.exe alg.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe alg.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe alg.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe alg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe alg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe alg.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 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 5620 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe Token: SeDebugPrivilege 3696 alg.exe Token: SeDebugPrivilege 3696 alg.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5620 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe 5620 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe 5620 2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-05_0848cb01f8ef7f9f4730d3587b3c8461_bkransomware_elex_hawkeye_maze_remcos.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5620
-
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
PID:3696
-
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
PID:2392
-
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
PID:5748
-
C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:4868
-
\??\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
PID:2456
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
- Size 2.7MB
- SHA256 8970d5740a6d7ff9152f9d207082b2e10435e44accba787bd052e07c9fc6c0c9
- MD5 4d86be0af8e58e3e9914e5d4eef8ddad
- SHA1 069596c9374a25a0f52bea79ae0c2e7c57b5aa44
- SHA512 b8f85acd44b6a5999d5abd9134ea92eb9cb9471ca75b6918348bd8dce2edc205c0a744bad71cee94ab64d1ca82075e7d269df05c952ef0bf1767a950a51ce449
- SSDEEP 49152:cb+632BuPkFKRrdE6oh7stBhuXjfS4LWxnJATGBrMGWr7nTC8HPS:G3q6gjBnKtMbTC8HP
- TLSH T17BD59D03F29900E9E06AD178D7469133EAA2BC890B34B6DF0790B7552E7BEE45B3D711
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
- Size 849KB
- SHA256 7888339f356690cae6c5468382cf19362abaa664d448ad84957b63c9268a2318
- MD5 84f9d8ccd2a2f8f82864496975bfc7c0
- SHA1 e093c56cbee216e39c3f442fbaf1c7909e95f872
- SHA512 e65d4680265ed2c595a4d7ce64fd7d8d384b70038f72543655ccd714d562086c595d2c0903f4bedfe9f6d8c589ce97642cb39d15e0c8ca34db414ea313d15b9a
- SSDEEP 24576:IXYZg0czA2ICgpB5GBrMVyJWrwgh5AQorrYWbJ6HPt6B:G0cnATGBrMGWr7nTC8HPS
- TLSH T1B8050219A7D048FDED5BD17CC8B28901EB33B85547A0E79B03A499691F233C85E3EB91
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
- Size 829KB
- SHA256 d214b9129efcae9436be11a59caf10840a425d9a52f3e3d1143fd00b5374d07b
- MD5 30bbf9fe210e4973a0691fc7082fb079
- SHA1 f38e12a7faaaf4cb4030c1b1835405003417bc0f
- SHA512 c011213a417f5986d100a016600bb225285121de61863f2950318ab40adf2a42737452ff4adcbd2e7770cbcb847d3021e21e736f081059e48e1189de35bc9cb5
- SSDEEP 24576:uwuuOWcICgpB5GBrMVyJWrwgh5AQorrYWbJ6HPt6B:uwVODATGBrMGWr7nTC8HPS
- TLSH T18D05F14676A44CF9E967913C85A7C536FBB2B8022A21C71F1320CB5B5F37391AE2D760
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
- Size 2.8MB
- SHA256 fae0f36b67aca5396ee67e371933bd5d029599fd00b72752417d2a09dff1ee66
- MD5 193059d8d678cdd68c58b0835b2db761
- SHA1 9b179b6c537253eecce01cb582ba146c4710af79
- SHA512 0275a9b118d4baaa1695c6a88a5fae869ac32c0568a99419a87f9e1256371aa357bab494b0ccede06356ae858170e95721f077e2fff9d285224a962fd9458470
- SSDEEP 49152:XB+taZ3usBWOBr4tEGp0bqx0z+n217aau1gltATGBrMGWr7nTC8HPS:5u6JmTxd2dGKtMbTC8HP
- TLSH T11CD59D13F1DA01E8D05ED478974A9233EA62BC490B35B6EF0A9073562E77EE46B3D710
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\alg.exe
- Size 780KB
- SHA256 d1220c6fe7ac9c0b4fa1638696ac117934473ab3d15aee656458923f08c49210
- MD5 42964db97088f6175984da211ed3d8b6
- SHA1 bc9af53caaf783cf6a72dd4f4beb1d2650ca128b
- SHA512 437df1edcae32679666d363860b8a403f40296ff26e4c6c827c33d5c76bb6e6058af5381eb85024ae62a6faf9e7a1386e3595ec9810907b9154ebeb2c97db768
- SSDEEP 24576:86DI4ICgpB5GBrMVyJWrwgh5AQorrYWbJ6HPt6B:86DI4ATGBrMGWr7nTC8HPS
- TLSH T11305020D637A50F9E06BE03D81A30442D672B0B1976296DF5794C9BD4FA3EC8B93CE91
- MD5 SHA1 SHA512 SSDEEP TLSH