Analysis
- max time kernel
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 08:09
Behavioral task
behavioral1
Sample
2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260804-j2a6bsap5s
- SHA256 74c96e08692fbc0b6e48cf154d0bdc2e5c2d0a1ae51dd59234dc2a8930df344c
- MD5 1b760c8b8ad9dfb5a0297b3e236a8152
- SHA1 2282f1cbe362c803e715f608533244967957ffb2
- SHA512 f9e2c77aa3b6eaae79a27bf83cd1646f9390d6da010f65dd32a2578e5f3f152b9a9b1405471f16e0da773711381f00f3e4d88b91130e4b5f39a9b1c6eb26516d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLabaonGEiFNfL3mnXoZ643mnXoZ6i6cMJliLabaoL:A3k03kHRJ23k03kHRJ3
- TLSH T15F85AD13EB9500E9D10AC1749ADA8A22FB75BC56177093DF2358C6152F62BD07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/2868-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c48a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2868-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4116-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019914-334.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4a2-1698.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4a0-1699.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c48a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019914-334.dat aspack_v212_v242 behavioral2/files/0x000d00000001c4a2-1698.dat aspack_v212_v242 behavioral2/files/0x000e00000001c4a0-1699.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4116 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" 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.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\jstack.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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.ShowHelp.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.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\7-Zip\Uninstall.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\javadoc.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.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\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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}\osmclienticon.exe$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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}\pubs.exe$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe$ 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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}\accicons.exe patcher.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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 2868 2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4116 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_1b760c8b8ad9dfb5a0297b3e236a8152_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:2868
-
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:4116
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 74c96e08692fbc0b6e48cf154d0bdc2e5c2d0a1ae51dd59234dc2a8930df344c
- MD5 1b760c8b8ad9dfb5a0297b3e236a8152
- SHA1 2282f1cbe362c803e715f608533244967957ffb2
- SHA512 f9e2c77aa3b6eaae79a27bf83cd1646f9390d6da010f65dd32a2578e5f3f152b9a9b1405471f16e0da773711381f00f3e4d88b91130e4b5f39a9b1c6eb26516d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLabaonGEiFNfL3mnXoZ643mnXoZ6i6cMJliLabaoL:A3k03kHRJ23k03kHRJ3
- TLSH T15F85AD13EB9500E9D10AC1749ADA8A22FB75BC56177093DF2358C6152F62BD07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe
- Size 1.8MB
- SHA256 ac423cdf264e03cb27f2d47029670788c076343331ae2f44b349e7b9f8216170
- MD5 41f9b29ab0b3137e5d9a8a4ef93bf575
- SHA1 57ae827e659dc911866d000bc9fca094f08c407b
- SHA512 d514c4c371ee58e69001f2be07069d2a41822ae7927870e562d448cf076d9af75f7f31a19306b401cbc7530b8dd0f3f0c4255bbbb7876e62b1d220f6b67b43ec
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLabaonGEiFNfL3mnXoZ643mnXoZ6i6cMJliLabaob:A3k03kHRJ23k03kHRJB7gi
- TLSH T11695AE13E79500F9D10AC1749AD68A22FB75BC56177093DF2368C2152F62BD0AF3E7A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe$
- Size 2.5MB
- SHA256 46ad1b1dab059a5347a9ca77e8264824fede60333b44ef73a957051b617e5343
- MD5 fe6f0ef4c4f4503561926f4ef89a1608
- SHA1 4d0b13afa53b9068ee03574ede43da3bacb817a2
- SHA512 f72628fb40bef3a17009fe9ccad5916daa869ca0cc8e86f248776787924d98a7b573907a623678cdd22db99d407c2b394aa3bc8538f9997a3baf63573e63d662
- SSDEEP 49152:A3k03kHRJ23k03kHRJTPMMHMMMvMMZMMMlmMMMiMMMYJMMHMMM6MMZMMMqNMMzMa:A3k03kHRk3k03kHRhMMHMMMvMMZMMMlA
- TLSH T116C5AE03F7C404E5E05A81709AA68622EB76BC565B2093DF3358B71D2F727C06F3A799
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 e763db97d6c21a132b98117651ca59d270d9587622f5c70ba2c1a606ee34a757
- MD5 44d96b31b00c0b5577c2e0d4d5cda559
- SHA1 1faf78a063efb2fd832cb8c2e5dbf49649d54ad9
- SHA512 60f3e2c7ac2582ad9354cd24088219f7ca0878218e4be94a464542e8d1d59339e48e7eb8a2a6519b8e5edb135c3601ebe4ac45b0d84d9649c361166ed6b3f9d6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLabaonGEiFNfL3mnXoZ643mnXoZ6i6cMJliLabaoT:A3k03kHRJ23k03kHRJzPji0Aj
- TLSH T169B59D17F6A401B5D026C178CAD69A66FA7178461B3097CF1358C7293F63BD0AB3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe
- Size 1.7MB
- SHA256 508d306dbbd23ab199b3a2d4fff176fa4e25f7543627581cd489fd6949dff613
- MD5 1d18561625cc1034f05be02301492c64
- SHA1 ebf20842c86b210e5cbd8af7fa01791aeeff0ca8
- SHA512 2f73d9ce64830e18e8cbaca6aa3e6ad8420af007d969abad3244f6b7b8a0f6932e8ddd83ef22f6542d5ad5a6da904fc303bd6a38ebdca6214e1a154dd38ab125
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLabaonGEiFNfL3mnXoZ643mnXoZ6i6cMJliLabao9:A3k03kHRJ23k03kHRJ5
- TLSH T17785AD13EB9500E9D10AC1749ADA9A23FB75BC56176093DF2358C2152F62BD07F3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH