Analysis
- max time kernel
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 00:42
Behavioral task
behavioral1
Sample
2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.2MB
- Sample260813-a2b8ysyblb
- SHA256 26d0eb633a589324e1648092be24dbdac5fca81e9b28a7337f4d0e6296b63e78
- MD5 8bac7ae410c9e19579d45afba9ce6d81
- SHA1 c89f16c3d8a96e24a4b83d00e9daf8ac77044447
- SHA512 134651f829c4c9686de042d704d0af857c14264cab4f9ac8428b5170f8c7f169d779f15b4d6e3c376472f0985ff11e44dcd08abc86923cc233bd3da592c7da2c
- SSDEEP 49152:A3k03kHRJHqJtb2IpeW4SkZP4sz9Mbq56rTPji0Aj:A3k03kHRhWfkZcHrLjo
- TLSH T1C9E52A16F6B84762D077C079C5D2AA9AFA323C415F308ACB0345EB282E377D59636736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4520-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c52a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b311-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4520-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2324-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00040000000188d5-203.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000800000001ac15-1237.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c52a-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b311-11.dat aspack_v212_v242 behavioral2/files/0x00040000000188d5-203.dat aspack_v212_v242 behavioral2/files/0x000800000001ac15-1237.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2324 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" 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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\tnameserv.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe patcher.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\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$ 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.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\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe$ patcher.exe File created 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\appletviewer.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jre\bin\javaw.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ patcher.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe$ 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.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.NetFX40.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.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 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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 4520 2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2324 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_8bac7ae410c9e19579d45afba9ce6d81_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:4520
-
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:2324
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.2MB
- SHA256 26d0eb633a589324e1648092be24dbdac5fca81e9b28a7337f4d0e6296b63e78
- MD5 8bac7ae410c9e19579d45afba9ce6d81
- SHA1 c89f16c3d8a96e24a4b83d00e9daf8ac77044447
- SHA512 134651f829c4c9686de042d704d0af857c14264cab4f9ac8428b5170f8c7f169d779f15b4d6e3c376472f0985ff11e44dcd08abc86923cc233bd3da592c7da2c
- SSDEEP 49152:A3k03kHRJHqJtb2IpeW4SkZP4sz9Mbq56rTPji0Aj:A3k03kHRhWfkZcHrLjo
- TLSH T1C9E52A16F6B84762D077C079C5D2AA9AFA323C415F308ACB0345EB282E377D59636736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.7MB
- SHA256 c274727b039447b9dc6c9771f326f08dbb0cf2003653b04d149372b9aff1fcff
- MD5 d8072bc776fe622cdb3a9918c8315adb
- SHA1 6e5fcdded6c6fe82d3d5c0db94a7b081a9c9b5ad
- SHA512 1bd6539efc6a759cf11942b5ab530e82e4945ad48955ee046eb6d653ea46f7f94174c496307b94dc3df41ed64bc0ee5a8e54d7a615771828e12a3d9a4cab4341
- SSDEEP 49152:A3k03kHRJHqJtb2IpeW4SkZP4sz9Mbq56rTPji0AjKPji0Aj:A3k03kHRhWfkZcHrLjo0jo
- TLSH T15A061A16F6788762D077C0B9C5D2A69AFA323C425F308ACB0345E7682E377D59636732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe
- Size 3.2MB
- SHA256 389a34e8916a12471b4e96409d6fde147cbaf0f6e8e03c98ba689648256a5b58
- MD5 eebbf4ba1da2f026e99475a4a3ae9f9f
- SHA1 f900ffb2cf7d599a7f073fb7fc97063ce863b5b6
- SHA512 9a3db557fc2df199fd75492f48be1107dad99b6ebaf2197eb0e5b9815fac3cef1a46c96c2ee94baa8842edb88bcd36ee3cc2e48c5c16a1c3a71f06a9112ec3de
- SSDEEP 49152:A3k03kHRJHqJtb2IpeW4SkZP4sz9Mbq56rTPji0Ajf:A3k03kHRhWfkZcHrLjoz
- TLSH T1DCF52A16F6B84762D077C079C5D2AA9AFA323C425F308ACB0345E7282E377D59636736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe
- Size 3.2MB
- SHA256 6a87c6bc4ff92732a7175d64d9bfd0d825d4cd8546961262cf2dde6d99c31f75
- MD5 422a43a206fabb91878bc6bd5503d80d
- SHA1 6098b5bc696ef3a7ccd72706a247ed302d3c95c1
- SHA512 e0fd7c2d85e5742eef46cc6e4dfbc2d6d9ed82352b3352d31d784f68fab27af65604b24bd178864ab2835f82fdda5c56686c3b5f3f5ba201b3a9db0d27d6576e
- SSDEEP 49152:A3k03kHRJHqJtb2IpeW4SkZP4sz9Mbq56rTPji0Ajq:A3k03kHRhWfkZcHrLjo2
- TLSH T10FF52A16F6B84762D077C075C9D6AA9AFA323C411F308ADB0345BB282E377D59636732
- MD5 SHA1 SHA512 SSDEEP TLSH