Analysis
- max time kernel
120s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 17:50
Behavioral task
behavioral1
Sample
2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
11 signatures
150 seconds
General
- Target 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260522-wembaset6y
- SHA256 db07185e778dce97f3b0c2a91dfe951e8ea9981649fd3885c3357623703f29af
- MD5 4670da7f9a7145ff4f93d5d7c47f15bc
- SHA1 54c7d1c763015543e51c47084f73656459c00363
- SHA512 b19661e13410422a67d10704c1700e01cc3be19ec9f4f07178c3c0e2d99196e3010241b38445ca3feecd89a144acb7a6ba9467edcedfca5a0e56c50ac7840bc0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2TD:A3k03kHRJARJi
- TLSH T1E4353807E69800E8D15E8174C7968A22F7377C5607E092CB13D4D63E2F62AD0AEFA357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1356-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001b00000002b4d1-7.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1356-75-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2220-76-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002900000002b4da-1613.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0016000000000476-1874.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001b00000002b4d1-7.dat aspack_v212_v242 behavioral2/files/0x002900000002b4da-1613.dat aspack_v212_v242 behavioral2/files/0x0016000000000476-1874.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2220 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" 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_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 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdate.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\notification_helper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingNews_1.0.6.0_x64__8wekyb3d8bbwe\NewsStub.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.2104.12721.0_x64__8wekyb3d8bbwe\LocalBridge.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.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 (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{62B9A573-FEDC-4CA0-88A8-BCFC9656AA28}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.42251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_pwa_launcher.exe 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 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1356 2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2220 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_4670da7f9a7145ff4f93d5d7c47f15bc_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:1356
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2220
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
- Size 1.0MB
- SHA256 db07185e778dce97f3b0c2a91dfe951e8ea9981649fd3885c3357623703f29af
- MD5 4670da7f9a7145ff4f93d5d7c47f15bc
- SHA1 54c7d1c763015543e51c47084f73656459c00363
- SHA512 b19661e13410422a67d10704c1700e01cc3be19ec9f4f07178c3c0e2d99196e3010241b38445ca3feecd89a144acb7a6ba9467edcedfca5a0e56c50ac7840bc0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2TD:A3k03kHRJARJi
- TLSH T1E4353807E69800E8D15E8174C7968A22F7377C5607E092CB13D4D63E2F62AD0AEFA357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{62B9A573-FEDC-4CA0-88A8-BCFC9656AA28}\MicrosoftEdge_X64_139.0.3405.125.exe$
- Size 1.1MB
- SHA256 85f3d0862722deccffd59c20554f58602552dca621d3f0f5856452db2c99420f
- MD5 53b31d969f352c87f52154d3f7990f60
- SHA1 b9227a539a149ce2a2586c843cff26ea0453834a
- SHA512 a46fb7e8aff799465497c44863d74e9c0a535525dcb3e5524409e7506d97bc9c4df30f8426d6ace839038d1a1f101af5539e6e6443073326f443e3be356cfd71
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2TVbBPzBAU:A3k03kHRJARJGBPVAU
- TLSH T182454807E69400A8D15E8134C7959A22FB377C5207E096CB23D4D63E2F72AD0AEFA757
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$
- Size 1.1MB
- SHA256 74dd3208d542569171595a96bc3ef46abbc5564363eefe7461e7294d1ff7177c
- MD5 ec92cf9297445b8e5b5eb3a786018f35
- SHA1 f753c80530f54e211a3b553c9fa119311a06b347
- SHA512 75cbc2a69bf264ca91a7d21bfa9be8151ad9dc2fe86896a7993512f497f47bedf55be57d149ae8df497b4e036b402c05aa4d305d625e7aa71c96efb8fbffce66
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2TxTjE:A3k03kHRJARJgw
- TLSH T1C4454807E29800E8D15E8174C7968A22F737786607E097DB13D4D63E2F62AD0AEF9753
- MD5 SHA1 SHA512 SSDEEP TLSH