Analysis
- max time kernel
124s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:26
Behavioral task
behavioral1
Sample
2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.9MB
- Sample260804-st8lastcke
- SHA256 4ddf04191bd6bb817174fb0bf7f05bedf52adfe9f744e783276cde9ef3b73350
- MD5 6f1f0d2478c852967350a23ad9fd3457
- SHA1 9a2d15f3e6576fab835d81b8a095aad23f9c3425
- SHA512 95a7e3051da2ac66ff6a3e7e1c17de2d592409e604aa9cb80c0abe66ca3e5564e6473d7f939beec1d7f33e5be2e33109e70b013bcad62f6450c2578ee8c410bc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEp6mEaB3av5B3mnXoZ643mnXoZ6i6cMJb:A3k03kHRJARJ13k03kHRJARJg
- TLSH T1FC959D03E79800E8D15AC1789AA69A22FB757C561730A7DF1364C6162F73BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/620-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001000000001b303-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0006000000016b53-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/620-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4228-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9c-1284.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001000000001b303-5.dat aspack_v212_v242 behavioral2/files/0x0006000000016b53-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c9c-1284.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4228 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" 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.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\Google\Chrome\Application\chrome_proxy.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.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\Windows Defender\MpCopyAccelerator.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.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\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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}\ohub32.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\Java\jdk-1.8\bin\rmiregistry.exe patcher.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\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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 - 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 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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 620 2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4228 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_6f1f0d2478c852967350a23ad9fd3457_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_6f1f0d2478c852967350a23ad9fd3457_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:620
-
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:4228
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.9MB
- SHA256 4ddf04191bd6bb817174fb0bf7f05bedf52adfe9f744e783276cde9ef3b73350
- MD5 6f1f0d2478c852967350a23ad9fd3457
- SHA1 9a2d15f3e6576fab835d81b8a095aad23f9c3425
- SHA512 95a7e3051da2ac66ff6a3e7e1c17de2d592409e604aa9cb80c0abe66ca3e5564e6473d7f939beec1d7f33e5be2e33109e70b013bcad62f6450c2578ee8c410bc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEp6mEaB3av5B3mnXoZ643mnXoZ6i6cMJb:A3k03kHRJARJ13k03kHRJARJg
- TLSH T1FC959D03E79800E8D15AC1789AA69A22FB757C561730A7DF1364C6162F73BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 cb57c5ad7a56e1adbc8faff44a20f0f10d473a838cfae458489995405744d089
- MD5 17c56ed9f16a67540569b4211bf1ecc9
- SHA1 a9f646bdd8e6a916967fc6e6451e6a11dff31678
- SHA512 f187e65e997ea9628ae537e59dab83ded290bd263758e12e3f7ce1d690284a78b11955017ef0eee8ed49fe35869f14a15f606c6535dbeafb70f19418fceda409
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEp6mEaB3av5B3mnXoZ643mnXoZ6i6cMJj:A3k03kHRJARJ13k03kHRJARJ4Pji0Aj
- TLSH T170C58C17F7A801B5D066C178CAE69A66FB727842173097CF1354C6292F63BD0AF3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 2.0MB
- SHA256 7cf47ac17ff514d12daee48090e6706447d584e3e4baf41b0718d1626a4603d6
- MD5 104a4b101520bffce643e89e6d3efc4c
- SHA1 f9cd5b1e11267b319f26c46bdc305516ddf33128
- SHA512 604d364818301185ccec128663ef684ce936fa2b8c06b1419f01891bbcea18761d5465b605e708b1389e093a26a44d597b514d12b0c29ff8e40c5fc01372443d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEp6mEaB3av5B3mnXoZ643mnXoZ6i6cMJZ:A3k03kHRJARJ13k03kHRJARJ4
- TLSH T145A59D03E79900E8D25AC1749A9A9A22FB757C52072097EF1364F7162F72BD0AF3E354
- MD5 SHA1 SHA512 SSDEEP TLSH