Analysis
- max time kernel
116s - max time network
130s - 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, 03:21
Behavioral task
behavioral1
Sample
2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
- Size 1.9MB
- Sample260804-dws63acb97
- SHA256 beb3b2a9cd468d668af93a99f3233fefc92c6ba332034742d314d883fdd6298c
- MD5 17b705bbc98640adfce3c31e6893f48b
- SHA1 99da1f7e1490b714b9edd554b0ab730a2ad6c344
- SHA512 ff75a61648875a6e7bf38849edcf4eebb5fd80d545f321f3bf61ca83c60649ac082c41458a25dd6f656076193bb2bf5d9d491143bfbe79aad861489ebac142b8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEB2KC45jcAkSYqyEuwyCn50ChWdArJ:A3k03kHRJUpYqSDZqrK
- TLSH T177956B16EBA446E5D063C178C6E69A76FA7278420B3097CF1354D32D2F237E19E3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3304-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c487-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2f2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3304-33-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4600-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019997-586.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a00e-860.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c487-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2f2-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019997-586.dat aspack_v212_v242 behavioral2/files/0x000300000001a00e-860.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4600 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" 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_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 opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\7-Zip\7z.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_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\Java\jre-1.8\bin\jabswitch.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.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 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3304 2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe 4600 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_17b705bbc98640adfce3c31e6893f48b_amadey_cobalt-strike_elex_hijackloader_stealc_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:3304
-
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:4600
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.9MB
- SHA256 beb3b2a9cd468d668af93a99f3233fefc92c6ba332034742d314d883fdd6298c
- MD5 17b705bbc98640adfce3c31e6893f48b
- SHA1 99da1f7e1490b714b9edd554b0ab730a2ad6c344
- SHA512 ff75a61648875a6e7bf38849edcf4eebb5fd80d545f321f3bf61ca83c60649ac082c41458a25dd6f656076193bb2bf5d9d491143bfbe79aad861489ebac142b8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEB2KC45jcAkSYqyEuwyCn50ChWdArJ:A3k03kHRJUpYqSDZqrK
- TLSH T177956B16EBA446E5D063C178C6E69A76FA7278420B3097CF1354D32D2F237E19E3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.5MB
- SHA256 cfed7dcff2578080265d01c968184a422d6ca9b35134f5c211dc927a907fac5e
- MD5 c4b7bf402a1d91b052814beea21e1066
- SHA1 fd5072501eab5453792be25033b231378264d9cc
- SHA512 6c45e0e3a0ca178544453dc22dd3570605aad88cb7cbcb0fefa19a1e236fd3905cca301f88a6a3e64134fc0015b9846818761020ab248f84d17b5130d512b7f7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEB2KC45jcAkSYqyEuwyCn50ChWdAr9:A3k03kHRJUpYqSDZqrKKPji0Aj
- TLSH T12CC55B16FAA442B5D063C178C5E296B6FA7234820B3097CB1395D36D2F277E19E3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe
- Size 2.0MB
- SHA256 2d6233b5e7174bd943a9b8c48bc4b2fa0ea4a828883bbc04099f081346a2f359
- MD5 cdb4a9e4594863a07e2ea9ab69364276
- SHA1 7abea696165efe7c543e4ab5489294be20a602f2
- SHA512 42d5f3c7eca19900edd52736b8e37dee2dbd8188eefba6c48faa9f2013b4c9d6dbb4f9b2ab73b97060c134ea862b7d5275651f0c6612da6e7d4144af12895869
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEB2KC45jcAkSYqyEuwyCn50ChWdArf:A3k03kHRJUpYqSDZqrK+
- TLSH T183957B16EBA446E5D063C174C6E69A76FA7278420B3097CF1354D32D2F237E1AE3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 2.0MB
- SHA256 53d049a90821ee3caedd3be791253be1566a3b43669eea5eb506b2e8461d1c06
- MD5 5fb7a75bc01d7d538914a7c195bdd7a9
- SHA1 55fa000eccbb9500ccaf1c65428adbaaa77e5f8b
- SHA512 571cafd71f998acc1fb2f5be0d818f717bb258540ee23020fb9b1ac2cb29d96e4996214f416c59be0208e0c576258247e29de90cfeb1504d32d4a891f3765645
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEB2KC45jcAkSYqyEuwyCn50ChWdAru:A3k03kHRJUpYqSDZqrK7
- TLSH T1FCA57B16EBA446E5D063C174C6E69A76FA7278420B3097CF1354D32D2F237E1AE3A721
- MD5 SHA1 SHA512 SSDEEP TLSH