Analysis
- max time kernel
112s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 12:41
Behavioral task
behavioral1
Sample
2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260819-pw9plathrb
- SHA256 a637e96f0ddff2435b4f774dea95577c877bb02acc0a1d713835ac82f971dc26
- MD5 c83c4aaf588b1c5e7852d3dee60a2f48
- SHA1 70337baabd205679ff8b518bd2a1e2d29c24f1ae
- SHA512 df2d0ed544467c03c435c2208644e84e95f8e222d79bc3670daa852fea7522bae4704521762142fdcb73e9baae5a12286b3f0a654977e9e7b125e2523c5ad345
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKeriKEaC3mnXoZ643mnXoZ6i6cMJlCUM:A3k03kHRJx3k03kHRJ
- TLSH T1CC95AE13EB9504E9D10AC1749AD68A23FB75BC56176093DF2368C2152F62BD07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5688-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c478-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2a3-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5688-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3320-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a92f-1138.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019d99-1257.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c478-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2a3-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a92f-1138.dat aspack_v212_v242 behavioral2/files/0x0003000000019d99-1257.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3320 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" 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_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 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_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\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.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\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.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\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe patcher.exe File opened for modification 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\MicrosoftEdgeUpdate.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.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 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_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 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_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 5688 2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3320 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_c83c4aaf588b1c5e7852d3dee60a2f48_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:5688
-
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:3320
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 a637e96f0ddff2435b4f774dea95577c877bb02acc0a1d713835ac82f971dc26
- MD5 c83c4aaf588b1c5e7852d3dee60a2f48
- SHA1 70337baabd205679ff8b518bd2a1e2d29c24f1ae
- SHA512 df2d0ed544467c03c435c2208644e84e95f8e222d79bc3670daa852fea7522bae4704521762142fdcb73e9baae5a12286b3f0a654977e9e7b125e2523c5ad345
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKeriKEaC3mnXoZ643mnXoZ6i6cMJlCUM:A3k03kHRJx3k03kHRJ
- TLSH T1CC95AE13EB9504E9D10AC1749AD68A23FB75BC56176093DF2368C2152F62BD07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 f44542273e83c75e321b7f42cb20058f328269b6a86da610aa9d3f85b4e04788
- MD5 732cd8747870f675c65fba22c47937a6
- SHA1 21d37668fb9bc932dabf4a06aa91af6c8dc9d64b
- SHA512 379b13fe4fb0a6a5a2e53cd6a0b794ea6500b60b931f68e84ad8b7033b9c1b472c7fd89b465de5edf5565ce3bf14665fef8c8a3486d6a020725ea454fc4ed66a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKeriKEaC3mnXoZ643mnXoZ6i6cMJlCUE:A3k03kHRJx3k03kHRJUPji0Aj
- TLSH T1B6B59D17FAA401B5D026C174CAD69A66EA7178461B3097CF1358C7283F63BD0AB3E3B5
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe
- Size 2.2MB
- SHA256 e2f5cbc3bf3bb78120f5849b1f3f4907e0800f2b2d6fded1d5be557c7654b82b
- MD5 36b7bf26baa5b3c16597166a5946da6b
- SHA1 c6989b978173a87d089ad72466f0d321e20de4b8
- SHA512 bf9d5d5bef3b84e0a9018d9c8bfb747549dc0efcd92d74929f360ae6dfdb451b55f1ed96602b896ee9d3fac7ea9a984fca8cd76bed1c6872c18095faede58fe2
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKeriKEaC3mnXoZ643mnXoZ6i6cMJlCU/:A3k03kHRJx3k03kHRJf1lkWu0ya
- TLSH T181B59E13E7E504B5F16786706EB59622EA75BC621B31C2CF235882091F72FC0AF39766
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
- Size 1.9MB
- SHA256 0d7be16af1503728ca72072714794f243da71e93cb5ece70884bd6a3eb30d9f1
- MD5 2f54da45e91aa539e77dee3b59b97f8e
- SHA1 bcf40a3ed97b01fc4919ebe7f01dd10536678e8e
- SHA512 167a3985b799ddd65baf11ed4bba2d91ca8003576da3f33e977347b943d10887f19f2c8690a055dd6ed8bbca52bcfbd057b79a99c336c258fad27b31b3d87a82
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKeriKEaC3mnXoZ643mnXoZ6i6cMJlCUY:A3k03kHRJx3k03kHRJ8
- TLSH T1CC95AE03E69500E5D14AC1749ADA8A22FA75BD52176097EF2318F7152F72BC07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH