Analysis
- max time kernel
107s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/08/2026, 05:13
Behavioral task
behavioral1
Sample
2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.1MB
- Sample260806-fwls4ateld
- SHA256 456f14f7d9e2ac5b726352e7d5a1061e599dcdb7b854619667827dfb8b9f7e7a
- MD5 b5c7118f90fa34521cfd35a0a0c9b9cf
- SHA1 3217eeb1d3df62008a7c9838bccd3a25bbd5c86c
- SHA512 25ceaa1b1ccd7b725640ef130ff2e0b1fe0fd7bdf882ee6fa04db65bd3c44061e493907c863fc672f0442714c3e3ff8808a3cb73a30a147c3a945338e8ffdced
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaEobFjYTqMi8CtBd2QHCHmTBW5kD5:A3k03kHRJARJOqJtb2Ij56rapYq
- TLSH T142A54A16F6684B65D07BC079C5D29A56EA333C424F308BCB1385DB293F277D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/1492-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c57a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c57b-13.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1492-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3468-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001d00000001762e-296.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019908-400.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000a0000000167e7-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c57a-5.dat aspack_v212_v242 behavioral2/files/0x000e00000001c57b-13.dat aspack_v212_v242 behavioral2/files/0x001d00000001762e-296.dat aspack_v212_v242 behavioral2/files/0x0003000000019908-400.dat aspack_v212_v242 behavioral2/files/0x000a0000000167e7-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3468 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" 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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\jinfo.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.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\7z.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\7zFM.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created 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$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.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\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jcmd.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.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 (x86)\Windows Media Player\wmplayer.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.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\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.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.Loader.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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}\dbcicons.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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 1492 2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3468 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-06_b5c7118f90fa34521cfd35a0a0c9b9cf_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:1492
-
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:3468
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.1MB
- SHA256 456f14f7d9e2ac5b726352e7d5a1061e599dcdb7b854619667827dfb8b9f7e7a
- MD5 b5c7118f90fa34521cfd35a0a0c9b9cf
- SHA1 3217eeb1d3df62008a7c9838bccd3a25bbd5c86c
- SHA512 25ceaa1b1ccd7b725640ef130ff2e0b1fe0fd7bdf882ee6fa04db65bd3c44061e493907c863fc672f0442714c3e3ff8808a3cb73a30a147c3a945338e8ffdced
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaEobFjYTqMi8CtBd2QHCHmTBW5kD5:A3k03kHRJARJOqJtb2Ij56rapYq
- TLSH T142A54A16F6684B65D07BC079C5D29A56EA333C424F308BCB1385DB293F277D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 2.6MB
- SHA256 8de6d49fb724afa9da1829d7c0451ad7ed50a17b8845578b87425824eee19c93
- MD5 5cb6d2320288c34bc9b52b7c5860f0d4
- SHA1 ac54d4ea7c653aada308f08e2d2ee94fd2b4cac5
- SHA512 8c67cdca906cdca361b924446bf4bceee879058f03a5962cf5368926e5f9a58c9d23e7ff8457c609b9f7e4a67626b8dd149c75e8e1f892eb3a3d3b31da31fba5
- SSDEEP 49152:A3k03kHRJARJOqJtb2Ij56rapYqjPji0Aj:A3k03kHR+RkJra6Gjo
- TLSH T1EDD54A16F6684775D077C0B9C5D2969AEA3238424F308BCB0385DB683F277D59A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$
- Size 2.1MB
- SHA256 852b57a812b54e403801c6c1303bb233ef9a2290b6b2370682d60153811bc961
- MD5 22a8cc59ac76a3ca8e89ee9ba2ebd20b
- SHA1 ae31d5146f140710b162d53835fb489fb77817e5
- SHA512 e0609dcc86452090cd526f4631cbd7e4642d56153c9cee27b37125d9c577f63084a0952b65ff8aff06cf1bc540bc224db7b47f124970b3a54a138fb37bf51acb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaEobFjYTqMi8CtBd2QHCHmTBW5kD7:A3k03kHRJARJOqJtb2Ij56rapYqR
- TLSH T1E2A54A16F6684B65D07BC079C5D29A56EA333C424F308BCB1385DB293F277D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\rmic.exe$
- Size 2.1MB
- SHA256 2860b1fa64aae834bd8673a9a820964e72b4bd3a6ea8886527cbb003c8fbb529
- MD5 40ff53f3b03ec0c56cfe3d0bec05455e
- SHA1 5d5cd617ae63a6915a0ae921c1bc346307897f1e
- SHA512 257ddf449510344ac17ca4b67e5efcaf2b1b13d1cbcd03ccd6c1a53575dbf4a915aa75ba44589882eeee71e07ae35544720729139e91a0e8667d3cf7f24afdf5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaEobFjYTqMi8CtBd2QHCHmTBW5kDV:A3k03kHRJARJOqJtb2Ij56rapYqP
- TLSH T152A54A16F6684B65D07BC079C5D29A56EA333C424F308BCB1385DB293F277D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 2.2MB
- SHA256 dfad617aecfeb14bce9ffa0c9fcdca7f2973b5402465c69c496cd04203f0c885
- MD5 ef0092578deaf542c4ca9ec670ed639b
- SHA1 6c114357e62092cb45e69261d0e859122ce690ca
- SHA512 d1b8e5c2ae05b4e07ec3473ba8ec24c55bd941c3a1833b2f8e47f484314b690579a6d3410d731cf1bd9fab686bfdc1034657410794cf544cd063f204702d12b7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaEobFjYTqMi8CtBd2QHCHmTBW5kDz:A3k03kHRJARJOqJtb2Ij56rapYqt
- TLSH T1D8B53A16F6A44B65D07BC079C9D29A56EA323C414F308BCB1345BB293F377D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH