Analysis
- max time kernel
109s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/08/2026, 19:30
Behavioral task
behavioral1
Sample
2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260811-x77ndazemb
- SHA256 1727601c1abf692339978f25efd602f3265eedacb172be233c9f2cd85a126f96
- MD5 16c3f443d4aeec14c1fa6cd471fd1b10
- SHA1 5ad31b98e9711917f5668558af878ab63a0d60c3
- SHA512 f6e7cc4ed8a1525e3bd8b1ae7da265a083ab734d03db9214dd98c9c0c308ab13236e079b24df2c1da787bc3b18a7e8d890909dd90df3c547c854369da671e473
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEpFKlfZe0p4Ek4niOkl/A04szE87JKTvm:A3k03kHRJARJXeW4SkZP4sz9Mb
- TLSH T197854B16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/3280-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c50a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3280-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2904-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001bb4c-302.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198f0-300.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000019cd4-1025.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c50a-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x000200000001bb4c-302.dat aspack_v212_v242 behavioral2/files/0x00030000000198f0-300.dat aspack_v212_v242 behavioral2/files/0x000d000000019cd4-1025.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2904 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" 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Office16\Wordconv.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\javaw.exe$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.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\jre-1.8\bin\rmid.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_122734\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$ 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.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 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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 3280 2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2904 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_16c3f443d4aeec14c1fa6cd471fd1b10_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:3280
-
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:2904
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 1727601c1abf692339978f25efd602f3265eedacb172be233c9f2cd85a126f96
- MD5 16c3f443d4aeec14c1fa6cd471fd1b10
- SHA1 5ad31b98e9711917f5668558af878ab63a0d60c3
- SHA512 f6e7cc4ed8a1525e3bd8b1ae7da265a083ab734d03db9214dd98c9c0c308ab13236e079b24df2c1da787bc3b18a7e8d890909dd90df3c547c854369da671e473
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEpFKlfZe0p4Ek4niOkl/A04szE87JKTvm:A3k03kHRJARJXeW4SkZP4sz9Mb
- TLSH T197854B16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 98a05eb8ef0f8bf5bfeb4b29dc4a47af2e11eb85e6964e7f890de7f29e60471d
- MD5 58f3ba0a5d79cbf02e981f62374098fd
- SHA1 6797b66d48cf663aec13c6cbc4e74caede58962b
- SHA512 fcd09e4261b6a03c07daad48368da496f8d3397aeecf8d0d92503a4f3bdda8f4f8f045a525e0aaab542791ccbd68c2e5d476c99412223d9c84a62195173ed49c
- SSDEEP 49152:A3k03kHRJARJXeW4SkZP4sz9MbBPji0Aj:A3k03kHR+RZfkZcRjo
- TLSH T1A3B54B16F6788376D0B3C0B9C5D6AA9AFA32344617308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jinfo.exe
- Size 1.7MB
- SHA256 4798fe896f3753b41497127d689553fa92c28c4f6e79f98229214c73001df1dd
- MD5 3e7dd06c8ee62b3ee59babcd60b323f3
- SHA1 5a4ec69367680c8410b2708bd4d6b6aad219312d
- SHA512 ec5975b26609b57273869a66f34ce099590c5f25ef86e0715b7e103d4379f8f712ef4cfb35acbadde5b7ae29744b1f8b72469505d074b04c012562a2a2c988d1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEpFKlfZe0p4Ek4niOkl/A04szE87JKTvs:A3k03kHRJARJXeW4SkZP4sz9Mbs
- TLSH T143855B16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jinfo.exe
- Size 1.7MB
- SHA256 03602840a57c871e572fc437065fc5d38b68a89eb09e71153dedaed3177d2b60
- MD5 2d13b9952eafbbc612767d72913cf396
- SHA1 714e501fb11dba7821a2e8b4599fd0ede9118a2a
- SHA512 e7007e526df89fb43b83c8897b6c7e7d2b4999e42f84373b8cb7fabb9823cda05b7495f3928d2d621c6374890d9378984f2937eb5a2f72d5e9033cdf1ca1cf1f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEpFKlfZe0p4Ek4niOkl/A04szE87JKTv4:A3k03kHRJARJXeW4SkZP4sz9Mb4
- TLSH T134855B16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.7MB
- SHA256 c5a162ee710eb963b661461803949cb44c8dd44f5f93e2f015614401c0799675
- MD5 b868ded8ad5aed9572662c10e44cb18e
- SHA1 3d171d5f259da6f49d7268182e33ef1187c8c21c
- SHA512 9ea17432a0ca32aea9cc040466b2236e2a80ba0ffa761f34b8e1f53bbeaec57fc5a9609611fd9cf07382b2bfef73f21e0ebfba453af50966f763ffc201c8afff
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEpFKlfZe0p4Ek4niOkl/A04szE87JKTvu:A3k03kHRJARJXeW4SkZP4sz9Mbu
- TLSH T11D854B16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH