Analysis
- max time kernel
120s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 03:12
Behavioral task
behavioral1
Sample
2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260820-dp9v8sbb67
- SHA256 f772d3ff4e33b7edba9013375a6169494e9aefad337897c306d6f9fac8271583
- MD5 2236c7c1303fe413c27275c59b77775e
- SHA1 0f304284dad788f4358703e30f7d8b95293a379f
- SHA512 65b4482e5a3efb0c49b9c95077d68d93635d993da7291201a4b3f38d2c6d43c41af057650a148eba937563438d8b86a9724f24c889cf3ad4183eb3f0d51784f0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKer4KaEmYTqMi8CtBd2QHCHmTBW5kD5E:A3k03kHRJoqJtb2Ij56rX
- TLSH T143855B16F6A84BA5D06BC178C5D29666EA333C425F3087CB1345DE293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4332-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4c3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4332-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4400-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0fd-1028.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9e-1289.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4c3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0fd-1028.dat aspack_v212_v242 behavioral2/files/0x0004000000019c9e-1289.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4400 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" 2026-08-20_2236c7c1303fe413c27275c59b77775e_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 2026-08-20_2236c7c1303fe413c27275c59b77775e_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 (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_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$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_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}\pj11icon.exe$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-20_2236c7c1303fe413c27275c59b77775e_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 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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 (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.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 2026-08-20_2236c7c1303fe413c27275c59b77775e_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 2026-08-20_2236c7c1303fe413c27275c59b77775e_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 4332 2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4400 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_2236c7c1303fe413c27275c59b77775e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_2236c7c1303fe413c27275c59b77775e_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:4332
-
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:4400
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 f772d3ff4e33b7edba9013375a6169494e9aefad337897c306d6f9fac8271583
- MD5 2236c7c1303fe413c27275c59b77775e
- SHA1 0f304284dad788f4358703e30f7d8b95293a379f
- SHA512 65b4482e5a3efb0c49b9c95077d68d93635d993da7291201a4b3f38d2c6d43c41af057650a148eba937563438d8b86a9724f24c889cf3ad4183eb3f0d51784f0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKer4KaEmYTqMi8CtBd2QHCHmTBW5kD5E:A3k03kHRJoqJtb2Ij56rX
- TLSH T143855B16F6A84BA5D06BC178C5D29666EA333C425F3087CB1345DE293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 540b73c52d5aed412c612fd58057c554d34a67f8f59ebb34621913bb7938dd3a
- MD5 0b17f352b1f4562459fb5a778bbace07
- SHA1 205b920418f228697eba7b66033d0c52b28c1127
- SHA512 aaa645bf139a3a3404b587ee70d2f9eb17972cb407c5a35383d04464df821bc26390993b0c6cdcfb9600710642d051520957e61543ef0c096606abc75d74193e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKer4KaEmYTqMi8CtBd2QHCHmTBW5kD5Y:A3k03kHRJoqJtb2Ij56rTPji0Aj
- TLSH T145B54A16F6A44B65D07BC0B9C5D2969AEA323C425F3087CB1345DB283F277D19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.7MB
- SHA256 6bac9fec2f84edf78e897ff34c5ca4fa9552082e1c3bbe03768d943742ef4cf7
- MD5 531162c0d6c12f4fb658ef391722176a
- SHA1 bc6cacc15e63cb9bf0f6a9144352f37c03eaf7d4
- SHA512 d0892ecc075603bccf39bf304156aa022b0fd4dcf8c98db6f4edebf6993796cef82e3457366c4e59d4af625051b03729971f5505fd819f8fced1df1204666608
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKer4KaEmYTqMi8CtBd2QHCHmTBW5kD5p:A3k03kHRJoqJtb2Ij56r0
- TLSH T145855B16F6A84BA5D06BC174C5D29A66EA333C425F3087CF1345DA293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.7MB
- SHA256 f1892d606f01854819ea069d5c93f41ee64abd720fbc2af49606e67dc1622390
- MD5 e9ec1de672af07de5a2c296549d5e01c
- SHA1 7adf66b8500c8fbbfbc3c1be16c8146b15b879fc
- SHA512 0a8e5a4d090231b1c11956517360c1de220da924882e866e091e27220179daead7f9e2f7997f5fad0d56c094af8214a4533dc3fb49ce679aa5d4ad70e9e93a31
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKer4KaEmYTqMi8CtBd2QHCHmTBW5kD50:A3k03kHRJoqJtb2Ij56r9
- TLSH T165854A16F6A44BA5D06BC074C9D29656EA333C425F3087DB1345BB293F337D1AA3A722
- MD5 SHA1 SHA512 SSDEEP TLSH