Analysis
- max time kernel
113s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 17:42
Behavioral task
behavioral1
Sample
2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
- Size 981KB
- Sample260815-v9568aep2v
- SHA256 04889a27ff0667ccd5b3416d8f7f6ecd4bfef2bc2c0432a01cb88847a52d86ff
- MD5 b78f3fc45e82be63e70e06c942c8fb14
- SHA1 28b32e12f75e343859aa4b8d3f7448d7f37b0333
- SHA512 d749f285e7100f0f373d694819913da202f76d5d1cedfe7cabc26d28218c721e5b0dfea907f2b0c3941bedafccfa1d860a110380bae4f1e11af9a96c13890bec
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+x:A3k03kB56ra
- TLSH T1E5257C03E6940FA5D10F81749A964662EA737C425F6093DF2358AE153F72BC0AB3E397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/4372-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4372-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5048-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198fc-434.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4ea-662.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9f-1295.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198fc-434.dat aspack_v212_v242 behavioral2/files/0x000e00000001c4ea-662.dat aspack_v212_v242 behavioral2/files/0x0004000000019c9f-1295.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5048 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" 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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 created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created 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\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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\VideoLAN\VLC\uninstall.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$ patcher.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\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe - Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 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 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4372 2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe 5048 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_b78f3fc45e82be63e70e06c942c8fb14_amadey_cobalt-strike_conti_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:4372
-
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:5048
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 981KB
- SHA256 04889a27ff0667ccd5b3416d8f7f6ecd4bfef2bc2c0432a01cb88847a52d86ff
- MD5 b78f3fc45e82be63e70e06c942c8fb14
- SHA1 28b32e12f75e343859aa4b8d3f7448d7f37b0333
- SHA512 d749f285e7100f0f373d694819913da202f76d5d1cedfe7cabc26d28218c721e5b0dfea907f2b0c3941bedafccfa1d860a110380bae4f1e11af9a96c13890bec
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+x:A3k03kB56ra
- TLSH T1E5257C03E6940FA5D10F81749A964662EA737C425F6093DF2358AE153F72BC0AB3E397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 3ab21096dfc96dc0d6a55097087c78356c916b683c0f72197b294c59ad847b2c
- MD5 6750bd58d6ae8dea08c00b7c0478b433
- SHA1 6f1511271dc603f5f611b4c174266290c214ecc7
- SHA512 1175012a9ecc7735397098c66d010e0b4fb9e27ad63ffa49fdf1b734b2ab21e1130685d83d4d917a897ed51cec061cac810183f02484d3b2cc080b76cad477f6
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+I0Le5ji0hmxNrM:A3k03kB56rHPji0Aj
- TLSH T120755A16F6A44BA5D02BC074C5D2966AEA733C421F3087CB1354DE283F67BD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\servertool.exe
- Size 1005KB
- SHA256 5eb6af82def74a7841653ef794e6e78755630550cceaa77c0c13df2b6277def7
- MD5 b07e3c0d8d53d15c4640dad240414912
- SHA1 55486963c08774b67f67835b2abb54b207a29f0b
- SHA512 218d82bfc383ae828f1cce5db0960a5bc7e0bad71b1041491938a90be6a3767eec84cd3bfacd6cd3ba002997c822269ab97b1ac6f0897e1c6866fe492f72b5fa
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+GQ:A3k03kB56rC
- TLSH T184258C03E6940FA5D10F81749A954662EA737C425F6093DF2358AE153F72BC0AB3E397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\klist.exe
- Size 1005KB
- SHA256 6e3a055509a2eba34331409f4e02136f476bf996411d325d83d25bc701e60dff
- MD5 58abfb4a0217c3d5b2741257bd060876
- SHA1 9b09628a1c701ddd238b20f0afe3d96395a90df1
- SHA512 acc290c83fda7d3fa7be31e30b9d7a29dac0bc53a31a77e4feba75a9e52abe889019b04392665636763b56edf492d0218e3169a55ec28821bd0439ca5842f0d8
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+FQ:A3k03kB56r/
- TLSH T185258C03E6940FA5D10F81749A964662EA737C425F6093DF2358AE153F72BC0AB3E397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
- Size 1.0MB
- SHA256 f669b37987a3f558c7ab7c9a3e2e67ba76b3722e9b466f31c9cb9a2e9fff0c3e
- MD5 ba9f3c1b1a7ade9e44d6cbc43359b8a5
- SHA1 3153a61459e8d4b1cd931ac9df5838e4265b6d97
- SHA512 b7f0d63ef8bc39b475dd4e6c5532ae011e801056ae6b4cd69a694ceb215a7573a1869be3a6581ef837964f8df78c9ff38232ec1a06b3f25ea84b3af4b6422f9d
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaoOas+qF:A3k03kB56rZ
- TLSH T1A8356A03E6950FA5D64F81309E964662EA377D821F2097EF1368BF253F327C06A39257
- MD5 SHA1 SHA512 SSDEEP TLSH