Analysis
- max time kernel
111s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 06:32
Behavioral task
behavioral1
Sample
2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.2MB
- Sample260727-ha4swsam5t
- SHA256 026674d3970d865cbd405c20d0262345c4d85b39c53582c394fa9c74f43d2a40
- MD5 8d4d5460af88d0b9bf288d5677c9992d
- SHA1 cf75ec6f61a672ef23fb10f6e676e20c7d9ea8f3
- SHA512 8dd8c99ffe634235cfa4098716c187cbee3fb6a34dd8c3609524ccef672772f4444764ac06fef11df39ffed247c3a2c2d622d5e45eeabed6615cb441c81a91e2
- SSDEEP 49152:A3k03kHRJDpYqOgGhqF85tqJtb2IQPji0Aj:A3k03kHRl6I87Zjo
- TLSH T18FE56A16F6A44675D073C179C5D3A65AFA3238461B308BCB1389D7382F27BE19A3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2688-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b6ed-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2688-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4448-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019cd4-1020.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000400000001b6ed-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x000c000000019cd4-1020.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4448 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" 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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 opened for modification C:\Program Files\Internet Explorer\iexplore.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files\7-Zip\7zG.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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}\outicon.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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}\dbcicons.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2688 2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4448 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-27_8d4d5460af88d0b9bf288d5677c9992d_akira_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:2688
-
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:4448
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.2MB
- SHA256 026674d3970d865cbd405c20d0262345c4d85b39c53582c394fa9c74f43d2a40
- MD5 8d4d5460af88d0b9bf288d5677c9992d
- SHA1 cf75ec6f61a672ef23fb10f6e676e20c7d9ea8f3
- SHA512 8dd8c99ffe634235cfa4098716c187cbee3fb6a34dd8c3609524ccef672772f4444764ac06fef11df39ffed247c3a2c2d622d5e45eeabed6615cb441c81a91e2
- SSDEEP 49152:A3k03kHRJDpYqOgGhqF85tqJtb2IQPji0Aj:A3k03kHRl6I87Zjo
- TLSH T18FE56A16F6A44675D073C179C5D3A65AFA3238461B308BCB1389D7382F27BE19A3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.7MB
- SHA256 12b85173c11bc02710a1df5ac2403d9cb7e88860dad84e3cb65b673c2c018772
- MD5 9120937e7fed881a33e81182e3222946
- SHA1 64cbe7c9b0db59f612f36c90bb50c519428a9c67
- SHA512 15ae96163f3d0107c4434c7f780df6f41e1dfc7ca55861f14502d7d653deff72d375e9de87f7a17a037a636f0ccb5efa744878d25c7ab6ed8d07b21263130767
- SSDEEP 49152:A3k03kHRJDpYqOgGhqF85tqJtb2IQPji0AjKPji0Aj:A3k03kHRl6I87Zjo0jo
- TLSH T12A064A16F6A44775D073C1B9C5D3A65AEA3134861B308BCB1385D7382F27BE29A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 3.2MB
- SHA256 6a4fb9f3a09aa486e1cb9993725f27a678cd49488b863a937ba963a7551960bc
- MD5 48510bb611b9efe04724ae8c75432220
- SHA1 3b3d30a62d50e352822f3a7cded1980aaf94e550
- SHA512 be308e9d8f74f1453a56550cb90800f014f31f509180cb424f28ff091f6f6420b3659b06d4ac86709f8a2f57660d2d58e3f52cf643e8d38e29f79691ccf4913f
- SSDEEP 49152:A3k03kHRJDpYqOgGhqF85tqJtb2IQPji0Aj7:A3k03kHRl6I87ZjoX
- TLSH T1A5F56B16F6A44675D073C179C6D3A65AFA3138861B308BCB1389D7382F277E19A3A371
- MD5 SHA1 SHA512 SSDEEP TLSH