Analysis
- max time kernel
124s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 14:02
Behavioral task
behavioral1
Sample
2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260802-rcar9svajd
- SHA256 a0ff9337053c723f952f158111fd7aa32368fa3271a1213fa09c0052050063a1
- MD5 91ea6cf659c0af4c65fb24b0475a5edd
- SHA1 5a806b7f80178166a985e27bcd7486d3efa79e36
- SHA512 ec80b0852e5029b7c20aa462d14e24779f878dde4b3c9d97085cc09c92644bc7998062db83ef5dee034c4d2c1d372257698840aa6203a5e860d279a4f12b7f91
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRaaiFEYs5jcAkSYqyEoD5TvinrmC:A3k03kHRJWpYq+56rX
- TLSH T187755B16F6A44BA5D06BC178C5D29666EA733C461F3087CF1354DE283F23BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4092-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c487-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2f2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4092-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/628-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a00e-1023.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019c9b-1274.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c487-6.dat aspack_v212_v242 behavioral2/files/0x000300000001b2f2-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a00e-1023.dat aspack_v212_v242 behavioral2/files/0x0003000000019c9b-1274.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 628 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" 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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\Java\jdk-1.8\bin\jstack.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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}\visicon.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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}\joticon.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_116593\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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}\lyncicon.exe$ 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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 4092 2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 628 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_91ea6cf659c0af4c65fb24b0475a5edd_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:4092
-
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:628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 a0ff9337053c723f952f158111fd7aa32368fa3271a1213fa09c0052050063a1
- MD5 91ea6cf659c0af4c65fb24b0475a5edd
- SHA1 5a806b7f80178166a985e27bcd7486d3efa79e36
- SHA512 ec80b0852e5029b7c20aa462d14e24779f878dde4b3c9d97085cc09c92644bc7998062db83ef5dee034c4d2c1d372257698840aa6203a5e860d279a4f12b7f91
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRaaiFEYs5jcAkSYqyEoD5TvinrmC:A3k03kHRJWpYq+56rX
- TLSH T187755B16F6A44BA5D06BC178C5D29666EA733C461F3087CF1354DE283F23BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 37835e2818a38f9890780d88a19a85e91e994b050e5e4a15502fc61877897e38
- MD5 bfc179523b3116171abe08fb55019258
- SHA1 8dbce161bbd454d04c82f8089afd993db72905ae
- SHA512 2c53c68ad762cadbfc5fe5737b5d5230ca017b37fa568d701c5e1b839a68c5fd0f24f268e161e2e6ed44e7cd78740cbeabbaa9d80e5d7972ddd73b3d351bdaf8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRaaiFEYs5jcAkSYqyEoD5TvinrmC0Lu:A3k03kHRJWpYq+56rTPji0Aj
- TLSH T13BA55B16F6644B75D07BC0B9C5D2969AEA723C421F3087CB1385DB283F277D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 1.6MB
- SHA256 2853b95c5268fe44cf56cd070234fccd8c8e69d4743cc0a1694c898d106c0f41
- MD5 3b707c04848cad8d885e120842fe5efb
- SHA1 f52f64b46767c73aa60b845f18dfb8b6e74c3d9a
- SHA512 91acd60ad7d235a372e18ded49b94664249f42d37a7704e8c6877f623230849daa9690213b5ce80dcef0a72b050f8b16acc8b86c7d372e9ab52c88f67ff1fed6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRaaiFEYs5jcAkSYqyEoD5TvinrmgF:A3k03kHRJWpYq+56r9
- TLSH T12E855A16E6A44BA5D06BC174C9D69656EA333C420F2087DF1354BF293F337D0AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.6MB
- SHA256 299c091aec9ef3d50240756cc702b3ea2210a84ad5289d7e28a8081a8fdb5d05
- MD5 f68325c2026b2116809b175c574f77de
- SHA1 bd8dfd0e37b505908b2fd508ed7e7281c82742cd
- SHA512 a6747c874fddb575b0d4afe695657cd5b3d7c4059b2b0d113524aca8cb5af8c04d9de61ece722bf2f5ae9c5fe776e1b0cd7aba8847af6e5ae5665b0813c23474
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRaaiFEYs5jcAkSYqyEoD5TvinrmLwE:A3k03kHRJWpYq+56r0
- TLSH T1BF756B16F6A44BA5D06BC178C6D29666EA733C421F3087CF1354DE293F237D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH