Analysis
- max time kernel
121s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/08/2026, 22:22
Behavioral task
behavioral1
Sample
2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.0MB
- Sample260814-2ach7asgrc
- SHA256 a3596f6a9d04f103a301b4b1524cbcb5a46b4d3b05bd5e4f53a360bc71caf260
- MD5 075819339b2bdad127951741ba83ab3b
- SHA1 b96badafe53f69a348e16ccbd7a8c3119e301c9e
- SHA512 c2c92a335ab529b0ba8ed0e6e173064382bc0ac02dff3750504fbdfbeaa121e420a7e342e70f1005256d2f011cbd65119f73a28781baf0c851ba213e72eae32a
- SSDEEP 49152:A3k03kD4U2v+6eW4SkZP4sz9MbdVO88hXl+pqJtb2I:A3k03kc/v1fkZc+/h1+p
- TLSH T193E53A26F6788332D073C0B9C5D6AA9AFA7234425B308ACB1349D72C2F276D5D636735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/692-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c544-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b311-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4944-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/692-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0fe-1017.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c544-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b311-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0fe-1017.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4944 patcher.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" patcher.exe - Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{F9EB52BC-12F8-400F-88C0-E0E8FB418737}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE$ 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf patcher.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 692 2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4944 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_075819339b2bdad127951741ba83ab3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:692
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:4944
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.0MB
- SHA256 a3596f6a9d04f103a301b4b1524cbcb5a46b4d3b05bd5e4f53a360bc71caf260
- MD5 075819339b2bdad127951741ba83ab3b
- SHA1 b96badafe53f69a348e16ccbd7a8c3119e301c9e
- SHA512 c2c92a335ab529b0ba8ed0e6e173064382bc0ac02dff3750504fbdfbeaa121e420a7e342e70f1005256d2f011cbd65119f73a28781baf0c851ba213e72eae32a
- SSDEEP 49152:A3k03kD4U2v+6eW4SkZP4sz9MbdVO88hXl+pqJtb2I:A3k03kc/v1fkZc+/h1+p
- TLSH T193E53A26F6788332D073C0B9C5D6AA9AFA7234425B308ACB1349D72C2F276D5D636735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.6MB
- SHA256 cbcb8034532062704a5f3003bd980441eadff17dc19dbd8691026ac46cd864e2
- MD5 7684ebcc32cd57e2c046384b7defd232
- SHA1 0a80327c1e1dad27532adf705dbbabcbed4bb4c1
- SHA512 ce4d61f36d5fc1cd51cec10389bdd357d32b7c50bf4936b60b52d7811d38eb34e58e84842930f29942e1d092ebfe8424cbc093677be0472e66d3527a829a1697
- SSDEEP 49152:A3k03kD4U2v+6eW4SkZP4sz9MbdVO88hXl+pqJtb2IRPji0Aj:A3k03kc/v1fkZc+/h1+pYjo
- TLSH T19A062A26F6788332D073C0B9C5D6AA9AFA7234425B308ACB1345D76C2F276D6D636731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$
- Size 3.6MB
- SHA256 1502a3577052282c2297fe56892626cd3de2fb0c702604381b031f0816e4e42b
- MD5 b2480ebff63b4e2b697a7858c93e249b
- SHA1 70a0e260e4a0e681950e364ef1afa3a26ed5b844
- SHA512 85cb59bfe376403167ad402afef4bda300b6adff919af3fd782c9f2e6b58a35b45f541da5cc7f81a7a129c981f95f40a6bf723b088de05e93c1562e67460dc46
- SSDEEP 49152:A3k03kD4U2v+6eW4SkZP4sz9MbdVO88hXl+pqJtb2IsDZqrKV:A3k03kc/v1fkZc+/h1+pb
- TLSH T1B3064B16F6788372D073C079C6D6AAAAFA7234415B308ACB1345D72D2F276D1DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH