Analysis
- max time kernel
114s - max time network
113s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 01:13
Behavioral task
behavioral1
Sample
2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.0MB
- Sample260820-blke3axejb
- SHA256 46d442369f2644e2b64ba99a3a8ca8668dafe3cb4f097e617db07aabebefbcef
- MD5 320b79cadd3f56749de15c77bd729eeb
- SHA1 1d54ec798a66ffe88e95d4664eebf86c7ee4b89c
- SHA512 bb3cb266003ce941c8aee9bcb033ecb46124833b2cd49dee479202dc1ef5d3d4d4635135862c146bd328b1f67328832a9cbd4eaea8b9dd8d11573ed833525ebb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6i+8t3mnXoZ643mnXoZ6i6cMJlCUQ3:A3k03kHRJt3k03kHRJD56rX
- TLSH T10FA58C03E6940AE9D10FC1749A964A22EB777C561F6093CF23589E153F72BC06F3A396
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5840-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c547-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5840-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4544-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019cc8-1252.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000000165-2116.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c547-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019cc8-1252.dat aspack_v212_v242 behavioral2/files/0x000c000000000165-2116.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4544 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" 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.exe File created C:\Program Files\SearchExport.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.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\jre-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.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\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.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 (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\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\keytool.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.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}\osmclienticon.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 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\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.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\extcheck.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe$ 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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}\outicon.exe 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.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 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 2026-08-20_320b79cadd3f56749de15c77bd729eeb_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 5840 2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4544 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_320b79cadd3f56749de15c77bd729eeb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_320b79cadd3f56749de15c77bd729eeb_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:5840
-
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:4544
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.0MB
- SHA256 46d442369f2644e2b64ba99a3a8ca8668dafe3cb4f097e617db07aabebefbcef
- MD5 320b79cadd3f56749de15c77bd729eeb
- SHA1 1d54ec798a66ffe88e95d4664eebf86c7ee4b89c
- SHA512 bb3cb266003ce941c8aee9bcb033ecb46124833b2cd49dee479202dc1ef5d3d4d4635135862c146bd328b1f67328832a9cbd4eaea8b9dd8d11573ed833525ebb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6i+8t3mnXoZ643mnXoZ6i6cMJlCUQ3:A3k03kHRJt3k03kHRJD56rX
- TLSH T10FA58C03E6940AE9D10FC1749A964A22EB777C561F6093CF23589E153F72BC06F3A396
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.5MB
- SHA256 767089072e0b68aaad8fbe13129d678c498866dd3b07998716ea53ee5255f650
- MD5 2e9558ae1b8a1352c916ad0869bf6038
- SHA1 b04e5276984bf03c6c1c422bc44957d4c5857a74
- SHA512 7e52faf2d49a9959637073d596fbb3247a8188ca61c42405f3ff80e9d81128df40c6190e0f00c837539b84a8337ca6a42629e6c92b9fd6e23c26ec858513b798
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6i+8t3mnXoZ643mnXoZ6i6cMJlCUQP:A3k03kHRJt3k03kHRJD56rTPji0Aj
- TLSH T1EFC58E17F6A40AA5D01BC174C5D69666EA723C421F3087CF1358DA293F73BD0AB3A366
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
- Size 2.1MB
- SHA256 dd9467ceaa586e698f2d0e8d2c23aae84d5e915a5ea5026402034a333fd72e78
- MD5 c3bef3a41579cf89dc5247495e784918
- SHA1 850ea14726532c0263b102c335d64780c142a63b
- SHA512 ecb0b647a931e292444e10ad64599593aaba7f2e859be256472a640b7d4e40d51f5a785fed399003c3b957a364654b998af02a1a314dd0c472a7919c44bbc33e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6i+8t3mnXoZ643mnXoZ6i6cMJlCUQd:A3k03kHRJt3k03kHRJD56r9
- TLSH T1D9A58D03E6950AE4D10F81749A968622EA777C521F2097DF2358BE153F72BC07F3A396
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$
- Size 2.0MB
- SHA256 b16f43e844e607b599e60c322f3b0ba1cdc892b9fb07ef17a9d73d6d65707baa
- MD5 1e0f7b7a5a6b8a6d6c96b332e91f05eb
- SHA1 1610c6f31adb1b8ef5e1eafc2a9dc6212a418842
- SHA512 0a630330f20566a8ee3b1a18a4742ad2dd7dc1131a568d46f22705f491387bfd444449ed848c07acc2dc6fecfd270447266d962357cca3965e73cdda2d80753e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6i+8t3mnXoZ643mnXoZ6i6cMJlCUQd:A3k03kHRJt3k03kHRJD56r9
- TLSH T103A58C13E6940AE9D10FC1749AD54622EA777C521F6093CF23589E153F72BC0AF3A39A
- MD5 SHA1 SHA512 SSDEEP TLSH