Analysis
- max time kernel
112s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 18:29
Behavioral task
behavioral1
Sample
2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260816-w42saagn21
- SHA256 b729d6c59a95cb7e2127f6122aeddb17069ac8ba3b8d5d00a0827c18fdec72d9
- MD5 27bfa58c6ce1d73b17fd2d6edf94863e
- SHA1 0d9921375c35c216fef3f1c1da1ebf8001265aa6
- SHA512 3253a7a22f6bc41bc1eb7fe51d3488b6ec977f0347327ed6b16bbfccfd018b145bbfeca8a42b589c58117bad992cd440f89072a4f795ef4382e55ce9cc60d6a1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscEvgLao55jcAkSYqyE:A3k03kHRJEpYq
- TLSH T1DA558C17F6A445B5D023C1B9CAD2AA66FE713846173097CF1359C3282F23BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5696-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c54c-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2cc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5696-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1784-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019cdd-1254.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c54c-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2cc-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019cdd-1254.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1784 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" 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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\klist.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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 created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.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\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.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\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.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\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE$ 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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 5696 2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1784 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_27bfa58c6ce1d73b17fd2d6edf94863e_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:5696
-
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:1784
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 b729d6c59a95cb7e2127f6122aeddb17069ac8ba3b8d5d00a0827c18fdec72d9
- MD5 27bfa58c6ce1d73b17fd2d6edf94863e
- SHA1 0d9921375c35c216fef3f1c1da1ebf8001265aa6
- SHA512 3253a7a22f6bc41bc1eb7fe51d3488b6ec977f0347327ed6b16bbfccfd018b145bbfeca8a42b589c58117bad992cd440f89072a4f795ef4382e55ce9cc60d6a1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscEvgLao55jcAkSYqyE:A3k03kHRJEpYq
- TLSH T1DA558C17F6A445B5D023C1B9CAD2AA66FE713846173097CF1359C3282F23BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 a6e54fb67fc4229a592d664f1f7d12de330cb6c76c1b82ba5c4a413b930aaeb8
- MD5 9312a6d64161b33088b3779f9fc52d3f
- SHA1 c914034cdeb50de3cd7e8e9b8561f2f5ec846f76
- SHA512 3c8b5270d1591cc4d9d9bec8cdd18a999d80a0e9e24944ebb915d5396737c80e6cf258b8d2aeedea697c4638760b9a3bfdc5107ea7d30267b80d4401af8feba7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscEvgLao55jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJEpYqjPji0Aj
- TLSH T165957C16F6744275D073C0B9C5D2A69AFE7134861B308ACB1389C7283F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe
- Size 1.4MB
- SHA256 faa875f66e302b99c362fa9308affaf5135135c08f33f560bd049c4bf50b83d8
- MD5 b933ec9584e228c8b542b14fa5ded029
- SHA1 3a468ca8861ec117fe9a8e0b02bbb7bdc2d97589
- SHA512 7af46788dea5110d51ed6f7cdd9353ce2ef4d80150b4b0cc211acd601f5df6cd28c71307fbecea09a632c0028a81c4377dcc9df2b55c474bc769a5235455d90d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscEvgLao55jcAkSYqyEPF:A3k03kHRJEpYqt
- TLSH T115657C13F6A445B5D063C074CAD69A66FA313C861B309ADF1358F7282F337D1AA3A761
- MD5 SHA1 SHA512 SSDEEP TLSH