Analysis
- max time kernel
114s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/06/2026, 19:55
Behavioral task
behavioral1
Sample
2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260604-ym3pcsdz4m
- SHA256 465d38a215ef4403764469c136c0d83768eb8987b43db8fbdf29a75f3256619c
- MD5 f81d278e0586952a360c8ecfae885f90
- SHA1 e8deb5634a66912aa5ba0c400be473db59d8b415
- SHA512 99d5968bc06b497ac05cf6a40a7cb32d7ba6d5390d8a903a84a958f1cdcbf39ce0f81498edfac80ee907fe11976ffe6705a2e8c89770c5d2b9089218c98f800a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVC0:A3k03kHRJARJ
- TLSH T1E4352707E69800A8D15E8174C7969A22F7777C1107E096CB13D4E63E2F72AD0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3496-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1576-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001b00000002b49f-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a3f9-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3496-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1576-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000028e35-1271.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001b00000002b49f-5.dat aspack_v212_v242 behavioral2/files/0x000200000002a3f9-12.dat aspack_v212_v242 behavioral2/files/0x0002000000028e35-1271.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1576 patcher.exe - 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" 2026-06-04_f81d278e0586952a360c8ecfae885f90_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 2026-06-04_f81d278e0586952a360c8ecfae885f90_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\dotnet\dotnet.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.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.NetFX45.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.2103.1172.0_x64__8wekyb3d8bbwe\PilotshubApp.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-06-04_f81d278e0586952a360c8ecfae885f90_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 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-06-04_f81d278e0586952a360c8ecfae885f90_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}\wordicon.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_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 opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.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\jps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jdk-1.8\bin\jmap.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created 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\MSOHTMED.EXE 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_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\Windows Mail\wab.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Todos_0.33.33351.0_x64__8wekyb3d8bbwe\Todo.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_12104.1001.1.0_x64__8wekyb3d8bbwe\WinStore.App.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-06-04_f81d278e0586952a360c8ecfae885f90_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}\pj11icon.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_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.ShowHelp.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe$ 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.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\WindowsApps\Microsoft.DesktopAppInstaller_1.0.42251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_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}\osmadminicon.exe 2026-06-04_f81d278e0586952a360c8ecfae885f90_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3496 2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1576 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-04_f81d278e0586952a360c8ecfae885f90_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-04_f81d278e0586952a360c8ecfae885f90_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:3496
-
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:1576
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.0MB
- SHA256 465d38a215ef4403764469c136c0d83768eb8987b43db8fbdf29a75f3256619c
- MD5 f81d278e0586952a360c8ecfae885f90
- SHA1 e8deb5634a66912aa5ba0c400be473db59d8b415
- SHA512 99d5968bc06b497ac05cf6a40a7cb32d7ba6d5390d8a903a84a958f1cdcbf39ce0f81498edfac80ee907fe11976ffe6705a2e8c89770c5d2b9089218c98f800a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVC0:A3k03kHRJARJ
- TLSH T1E4352707E69800A8D15E8174C7969A22F7777C1107E096CB13D4E63E2F72AD0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 55b65de22028e5b2cb51c0ce0de8fef2bcd4a85230547f551c307fb2445a5c94
- MD5 9dddc750384393721e4bfe2c803cb385
- SHA1 45a86b10b38daa4c6482cb7b74282b219ff08c64
- SHA512 6a94ef96f75bfe6236ddb1ad609153a80efedabe3d8babd1b6b7c37a3a3b209f65f49c0129e88c10d627ed5190bd86215151fa4e72e150dd72426f6d2f3338c7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVC0P0Le5ji0hmxNrM:A3k03kHRJARJxPji0Aj
- TLSH T116754A16F6A402A4D06EC178C7D29A56FA73384107B096CB03D4D63D2F67BD19EBA723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
- Size 1.1MB
- SHA256 450916d1ef3dcbfef556409b77da7045445ee2d250526603c71c3f594103e71f
- MD5 02cd34e4dfdf6c6322502c39cdcd77bf
- SHA1 926856c7d93c247f78b2b3068a44939e9bb9fdc4
- SHA512 59fcf229f81ca81c28c73f6a710c6f5e8ffee9ceb4820f4aa6ce3ff898062c24985cc4f852187ddf7f131fa4f748681cdf6e3551bd74e21afee1a61e598b5fa5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVC0LF:A3k03kHRJARJz
- TLSH T19C353802E69800A4D29E9134CB968A12F6377D5107E096EF13D4F63E2F726D0AEF9753
- MD5 SHA1 SHA512 SSDEEP TLSH