Analysis
- max time kernel
112s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 14:09
Behavioral task
behavioral1
Sample
2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260130-en
windows11-21h2-x64
11 signatures
150 seconds
General
- Target 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260511-rf8hpsft7q
- SHA256 6efc7d9eb7f409539885c15e91d0fcbf79a2140df7ba097f96399a9c92498a33
- MD5 cb76e5d36b79664675047f8154b4e032
- SHA1 4afd6bdcacf057d58c71dfc6759a8192a76d7e2e
- SHA512 7b2da686f46f5b8bc38c175c50cf18a107d929189d2c3267cc119a0e40294f66326765777e7368e984efffb1e1df5c219ccd63ae5ed19a1cad59ded970ccef52
- SSDEEP 49152:A3kCKCUEzDGcpeapelZRJn56r0Pji0Aj:A3kCjzEvlZROrSjo
- TLSH T182855A12F6644BB5D06BD0B8C5929666EA733C410F3097CB0395BF293E376D19B3A326
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/5268-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b3f7-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4176-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a1c2-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5268-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4176-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000027aba-1348.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b401-1575.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b3f7-6.dat aspack_v212_v242 behavioral2/files/0x000300000002a1c2-12.dat aspack_v212_v242 behavioral2/files/0x0008000000027aba-1348.dat aspack_v212_v242 behavioral2/files/0x001a00000002b401-1575.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4176 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" 2026-05-11_cb76e5d36b79664675047f8154b4e032_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 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_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\Java\jdk-1.8\bin\rmiregistry.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\Microsoft Office\root\Office16\misc.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_21.21030.25003.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.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\Java\jdk-1.8\bin\xjc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_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.DBConnection64.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.2008.32311.0_x64__8wekyb3d8bbwe\GetHelp.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.6.3102.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_1.0.38.0_x64__8wekyb3d8bbwe\SoundRec.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.40831.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2020.503.58.0_x64__8wekyb3d8bbwe\WindowsCamera.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_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 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe$ 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\notification_helper.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5268 2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4176 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-11_cb76e5d36b79664675047f8154b4e032_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-11_cb76e5d36b79664675047f8154b4e032_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:5268
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4176
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 6efc7d9eb7f409539885c15e91d0fcbf79a2140df7ba097f96399a9c92498a33
- MD5 cb76e5d36b79664675047f8154b4e032
- SHA1 4afd6bdcacf057d58c71dfc6759a8192a76d7e2e
- SHA512 7b2da686f46f5b8bc38c175c50cf18a107d929189d2c3267cc119a0e40294f66326765777e7368e984efffb1e1df5c219ccd63ae5ed19a1cad59ded970ccef52
- SSDEEP 49152:A3kCKCUEzDGcpeapelZRJn56r0Pji0Aj:A3kCjzEvlZROrSjo
- TLSH T182855A12F6644BB5D06BD0B8C5929666EA733C410F3097CB0395BF293E376D19B3A326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 2.4MB
- SHA256 95531ecf17e62a534c482e91a7c034dd45b85abc30bd17b7c5e2c4ef14966418
- MD5 c5f9ddbdf5bbf68e0d633ebee542f5fd
- SHA1 cafd2c84d56ac083da5652a6bced4310d65c7541
- SHA512 86097b04e5c6ee0f098c4408487b49c4aca126f3a903cc9b32c3c718aa6775fa83d6800919c683d438f2f99a932c2ed28eec916db940839a1c9ab985925445aa
- SSDEEP 49152:A3kCKCUEzDGcpeapelZRJn56r0Pji0AjPVk0QGTvntQb:A3kCjzEvlZROrSjoCHaib
- TLSH T172C56C16E2A807A4D06FD178C5939517FA723C450F3197CB03A5AA293F776E19B3E322
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe$
- Size 1.8MB
- SHA256 21a91012f85a4b07d142da257279feacfdc3422e60be20a82adb3e8c6534c4f6
- MD5 2fefeca1851d9b0103e0d5eba254ce58
- SHA1 19efee0507b9c85c258daff2da3ffc9a630f6333
- SHA512 19aea4a897b5a6dfc6ea5d6e50a4aea652c7b99cc84f9585cbac7b5dd03867dd9f31050232c13d1e4eef813d776d4b5f2d2b11b9a5b0be335a428bc21821d2ec
- SSDEEP 49152:A3kCKCUEzDGcpeapelZRJn56r0Pji0Ajow:A3kCjzEvlZROrSjoB
- TLSH T109955A02F6644BB5D06BC1B8C5929666EA733C410F3097CB0395BF293E376D19A3A726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 f255301473bf6160c801f8e3dc77f16e4738a3114ce03c07ad4125cb971ace89
- MD5 a0d2e003569b446417ef3351a95c6378
- SHA1 afda0af056571ee22f9303b02ab47a9cb1350f12
- SHA512 d20cb39a4ba96bb375c645f7848c0f511b513aaa84167d33d450bfc111a85a6131b309f639826aef244ff37dad2dede0f0c62d26d2027358b33e568b60d45d91
- SSDEEP 49152:A3kCKCUEzDGcpeapelZRJn56r0Pji0AjKPji0Aj:A3kCjzEvlZROrSjo0jo
- TLSH T19EB54A16F6644B75D06BC0B8C5D2965AEA733C410F3087CB0395AF293F37AD59A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH