Analysis
- max time kernel
110s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 21:24
Behavioral task
behavioral1
Sample
2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.9MB
- Sample260731-z9ergsstdw
- SHA256 689d8ec5bedad58d083208c45025882d7e28486b6b4ab4d124f9b64ef2ee6126
- MD5 55938081cb91f239f593db9007bbfa4b
- SHA1 4525839699902fbecb6bdcf13f02aae312bcf38d
- SHA512 ae1dd27c16560976ad65be99397b9550b39902202505f30865662af333c8d2fa95f01dad436bc65d418c7f430fb42850e6c569ddf2de208ea88b5d7d65fa9397
- SSDEEP 49152:A3k03kHRJRpYq8eW4SkZP4sz9MbKqJtb2I:A3k03kHRf6tfkZcK
- TLSH T128D53B16F6788322D073C0B9C5D6AA9AFE3138465B308ACB1349E7282F377D59636735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3584-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c536-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3584-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1864-94-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019df8-1245.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001000000001c542-1617.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c536-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019df8-1245.dat aspack_v212_v242 behavioral2/files/0x001000000001c542-1617.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1864 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" 2026-07-31_55938081cb91f239f593db9007bbfa4b_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 2026-07-31_55938081cb91f239f593db9007bbfa4b_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\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$ 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.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\jre-1.8\bin\ktab.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_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}\msouc.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_131343\javaws.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ 2026-07-31_55938081cb91f239f593db9007bbfa4b_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\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.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\Java\jdk-1.8\jre\bin\jjs.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE$ 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-07-31_55938081cb91f239f593db9007bbfa4b_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 opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.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 2026-07-31_55938081cb91f239f593db9007bbfa4b_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 2026-07-31_55938081cb91f239f593db9007bbfa4b_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 3584 2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1864 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_55938081cb91f239f593db9007bbfa4b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_55938081cb91f239f593db9007bbfa4b_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:3584
-
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:1864
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.9MB
- SHA256 689d8ec5bedad58d083208c45025882d7e28486b6b4ab4d124f9b64ef2ee6126
- MD5 55938081cb91f239f593db9007bbfa4b
- SHA1 4525839699902fbecb6bdcf13f02aae312bcf38d
- SHA512 ae1dd27c16560976ad65be99397b9550b39902202505f30865662af333c8d2fa95f01dad436bc65d418c7f430fb42850e6c569ddf2de208ea88b5d7d65fa9397
- SSDEEP 49152:A3k03kHRJRpYq8eW4SkZP4sz9MbKqJtb2I:A3k03kHRf6tfkZcK
- TLSH T128D53B16F6788322D073C0B9C5D6AA9AFE3138465B308ACB1349E7282F377D59636735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$
- Size 3.0MB
- SHA256 c28706dccbb7b0d31f6799f06761943c593fa9959cf6029fe3f51dee0eea09de
- MD5 831b74ee249c25d0be9c36a121ece0a5
- SHA1 2da0f7c603508f49acdd203bf2b448cdee45b926
- SHA512 48db78e3716808678ef3b22ad176e91ccf442708a3a3a39a7662b9a720b760afd31c7e1b0e159e8329bcebc05371f1188b6d342012539a06a7185ebf47d008ef
- SSDEEP 49152:A3k03kHRJRpYq8eW4SkZP4sz9MbKqJtb2Imw:A3k03kHRf6tfkZcKE
- TLSH T1C1E53B16F6788362D073C0B9C5D6AA5AFE31384657308ACB1349E3282F377D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.4MB
- SHA256 2dd201f59b0a0ca39146eb2313d1f2d8989ebfc8ee67b2f5345a19b562b1916c
- MD5 30c79748d6cffdd5861f4606d9abbc3c
- SHA1 2988ed73249df88dfe50235b1982a39b5aef1c48
- SHA512 9bdde91138aeab6cc9b9409552387c97b06dfe2bd76c72d9bcfd971b13c7b14fb5d6e91ae77d122ddc81efddc95ac046e985f805dad47b02087fad07548f631c
- SSDEEP 49152:A3k03kHRJRpYq8eW4SkZP4sz9MbKqJtb2IQPji0Aj:A3k03kHRf6tfkZcKZjo
- TLSH T1CFF52A16F6788362D073C0B9C5D2AA9AFE3138465B308ACB1345E7282F377D5963A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
- Size 2.9MB
- SHA256 38c1d6f96c11a9a445acf846503c4d7f5e7ab8a7620319af09b7d8abb5538fc9
- MD5 89517094df11c5eda1449773aa3c8439
- SHA1 e3110000b4d502d2433bd6a46346dd215f73948d
- SHA512 ad9f082276ce99394e265bdebb15cb235c4f7128e0e56f5f474b36bb6a5c4ba1bd05dbdd59c2ac1111bacd0fb960918f5cd1add49e56a7b2094934a8c83ff968
- SSDEEP 49152:A3k03kHRJRpYq8eW4SkZP4sz9MbKqJtb2Ig:A3k03kHRf6tfkZcKr
- TLSH T1BCE52A16F6B88322D0B3C075C9D6AA5AFA313C851B308ADB1349F7282E377D59636735
- MD5 SHA1 SHA512 SSDEEP TLSH