Analysis
- max time kernel
124s - max time network
113s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 22:20
Behavioral task
behavioral1
Sample
2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.8MB
- Sample260819-19ft8axwex
- SHA256 c2eb14e118ff4a63a840a0d0f13bbd8c9b76ab61e4039f9ba7e3d0135664964d
- MD5 a1f5a4ea9b0d81a5ba93747a848eff04
- SHA1 ae9326ced24153e742b1ab81f9065b5b3f56c615
- SHA512 3e39aea3413bd38d81ddfa3c2362dceb60a7c304dde538705184175d17c89d875396f704ca110f2f4b8c35ea22e2db46bf9bfdf58df812698ad6c3edb6351072
- SSDEEP 49152:A3k03kHRJueW4SkZP4sz9MbE56rtVk0QGTvntQ/:A3k03kHR4fkZcBrIHai/
- TLSH T1C1D55C16E1B847A6D0BBC179C9979A56FA323C450F308BDB0354FB292F336D09A39725
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4072-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c469-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4072-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2232-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0fd-1023.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019c9e-1275.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c469-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0fd-1023.dat aspack_v212_v242 behavioral2/files/0x0003000000019c9e-1275.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2232 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_a1f5a4ea9b0d81a5ba93747a848eff04_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_a1f5a4ea9b0d81a5ba93747a848eff04_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\jre\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.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\7-Zip\7zFM.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_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\7-Zip\7zG.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_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}\ohub32.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.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 created C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_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}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\rmid.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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}\dbcicons.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_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 4072 2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2232 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_a1f5a4ea9b0d81a5ba93747a848eff04_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:4072
-
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:2232
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.8MB
- SHA256 c2eb14e118ff4a63a840a0d0f13bbd8c9b76ab61e4039f9ba7e3d0135664964d
- MD5 a1f5a4ea9b0d81a5ba93747a848eff04
- SHA1 ae9326ced24153e742b1ab81f9065b5b3f56c615
- SHA512 3e39aea3413bd38d81ddfa3c2362dceb60a7c304dde538705184175d17c89d875396f704ca110f2f4b8c35ea22e2db46bf9bfdf58df812698ad6c3edb6351072
- SSDEEP 49152:A3k03kHRJueW4SkZP4sz9MbE56rtVk0QGTvntQ/:A3k03kHR4fkZcBrIHai/
- TLSH T1C1D55C16E1B847A6D0BBC179C9979A56FA323C450F308BDB0354FB292F336D09A39725
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.3MB
- SHA256 4d248aa2bfb36687bf72c4028781e5a2722d15a9a1bf8530e4d935baf92e672e
- MD5 95ba016d493c760ef7bf8959e47eca03
- SHA1 508c44174ac84ade95c4101fbe0bf5757c4acb2c
- SHA512 4b067c2786df31d96a6f76acb329afbc54a179e774ae543ef92e6d174da3af07fe26498b252d22f60da6d605bd61f698f4ab963f253ab2a3edc64288254a6d73
- SSDEEP 49152:A3k03kHRJueW4SkZP4sz9MbE56rtVk0QGTvntQrPji0Aj:A3k03kHR4fkZcBrIHaiTjo
- TLSH T192F54B16F2B84762D0B7C079C9969A56FA323C450F308BDB0255FB292F376D19A3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 2.9MB
- SHA256 91fee4cb5f01d4323c5439e3222d910688052e1ed947f4831d64f4666c8f2870
- MD5 f2a1813eeacb022f2b7cf901df107a8b
- SHA1 a41c3b0fa94ae1eff1ad9c2ab0027bb7b241a107
- SHA512 0d242333e952ccdc376c14d680df3d80d8c25b0c7328b14755c3e365a0eb6d457c7ba2874c927799c9225d751a0b42d5cc53e0c574d306b37cbbe75bbd746f18
- SSDEEP 49152:A3k03kHRJueW4SkZP4sz9MbE56rtVk0QGTvntQF:A3k03kHR4fkZcBrIHaiF
- TLSH T14CD55C16E1B847A2D1BBC175C9979A56FA323C450F308BDB0354FB292F336D0AA39725
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 2.8MB
- SHA256 7e2cb245995ce44a8ef97ed4a76cac8a2dc3ab628eba9b885724ec22d4508a90
- MD5 77bcfdeb57219c8d7b4c63f798fe8892
- SHA1 3814aba2a19548d8571b9def60132b187a77b41c
- SHA512 29fde37d2a20d34c3403ebb87751a7b8c93eb3f4330627971553942b3c542e923c54fc485c84a9a8b2615c572889450424a587b691360e827156b2178863fa4b
- SSDEEP 49152:A3k03kHRJueW4SkZP4sz9MbE56rtVk0QGTvntQ8:A3k03kHR4fkZcBrIHai8
- TLSH T181D55C16E1B847A6D0BBC179C9979A56FA323C450F308BDB0354FB292F336D09A39725
- MD5 SHA1 SHA512 SSDEEP TLSH