Analysis
- max time kernel
108s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 09:22
Behavioral task
behavioral1
Sample
2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260803-lbw18afp2x
- SHA256 f05cc9516b3039384f17f4bafb2e915e11e132e9e703ba7ada3b8af333f1a1f2
- MD5 3b7634a59838b844f5e26d7a8d38cacf
- SHA1 fc2e87f85cc592b2aade8411c6c0be7d1d7d5160
- SHA512 4caa0cb19dc6500487b2ee059d4ec7e5b867190e38be5c6b8253f172d482db3422eb142c2543f012a1dfc6f371dd1888ef71f1a56e60fa056e26edead852bf1c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW5:A3k03kHRJARJRqJtb2I
- TLSH T18F656B26F6A842B5D077C179C5D2AA56FB3238425B308ACF1345D7292F27BD1DE3A321
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/4748-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5c7-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2a3-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4748-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4788-88-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000019971-571.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e000000019cc8-1022.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019d97-1259.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5c7-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2a3-11.dat aspack_v212_v242 behavioral2/files/0x0008000000019971-571.dat aspack_v212_v242 behavioral2/files/0x000e000000019cc8-1022.dat aspack_v212_v242 behavioral2/files/0x0003000000019d97-1259.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4788 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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_3b7634a59838b844f5e26d7a8d38cacf_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 opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_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 File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe$ 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\7-Zip\7zG.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.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\filecompare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.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\Java\jdk-1.8\bin\jabswitch.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe$ 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_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.DBConnection64.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.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 (x86)\Microsoft\EdgeUpdate_disable\Install\{4F64B9FE-D791-490C-9F74-D185F13EE27D}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.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 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_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 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_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 4748 2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4788 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_3b7634a59838b844f5e26d7a8d38cacf_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:4748
-
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:4788
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 f05cc9516b3039384f17f4bafb2e915e11e132e9e703ba7ada3b8af333f1a1f2
- MD5 3b7634a59838b844f5e26d7a8d38cacf
- SHA1 fc2e87f85cc592b2aade8411c6c0be7d1d7d5160
- SHA512 4caa0cb19dc6500487b2ee059d4ec7e5b867190e38be5c6b8253f172d482db3422eb142c2543f012a1dfc6f371dd1888ef71f1a56e60fa056e26edead852bf1c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW5:A3k03kHRJARJRqJtb2I
- TLSH T18F656B26F6A842B5D077C179C5D2AA56FB3238425B308ACF1345D7292F27BD1DE3A321
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 84f5dbfd9b2be54363697846ed78c02936815e2ad1e1a903993eb9e2bf1b85b0
- MD5 0fffef37766b16d68bbbf2e5227541d2
- SHA1 97317d77571fb001481003d3a8ad9c1ac8e0e7fd
- SHA512 4f029a89f6986ffe8390e7220afb1dcdcf07821a484b7247a6f1f71b2d95e29b769d0d23a118c873a00c7f2a5f13b6c654d6907645ba159517c44b1d67fa7b4d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW5X0Le5b:A3k03kHRJARJRqJtb2IQPji0Aj
- TLSH T12AA55C16F6A84375D073C0B9C5D2AA5AFA3234425B308ACB1385D72C2F67BD5DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe$
- Size 1.5MB
- SHA256 e76f790591bd7baa06a203f3d4e040f39c4ab76883f2433cebe8ab52b6d0a4b1
- MD5 d2245991af877920a1a8276f69e45ddd
- SHA1 524cec83ec66ba01f97728da3fb893e1466bd6fc
- SHA512 b261b9b41753903e257c3defeae309176ff3e5a2b9e77f74bf71fa00dba478e8229a980079f3031919e7a938e4e184420eabb7dd18600fd8d0cad8fe77f59f0a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW5zf2a9:A3k03kHRJARJRqJtb2I47
- TLSH T1EF756B16F6A842A5E077C179C5E29A56EB3238421B309BCF1345D7292F33BD1DE3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.5MB
- SHA256 c3974bb1af6b35a22978e883ed763c52b41396a864b92e9aea77f875629b993e
- MD5 2a21cd8fb61114762dd6b4f812811587
- SHA1 811ab18bc278906d997c455f0cbb8712cc7179a0
- SHA512 17ff302eef923ecb749940ff777827f2343a0ebb3de3b5f05e00697960e177bc00afa6b1f16d7d90a37bc57540688836b30f100e34f827b21436f2e1fa3a3a1a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW56wE:A3k03kHRJARJRqJtb2IV
- TLSH T1A5756C16F6A842B5D077C179C6D2AA56FA3238421B308BCF1345D7292F63BD1DE3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
- Size 1.9MB
- SHA256 df65444de9d17a45af7becbfa52d14b69029f69f9fd4b45c0ace038cb59fbb63
- MD5 75e34a964ca71476671ba9e39c68b855
- SHA1 e263dcf9a67640b1dc514e4adde19512f1ac932d
- SHA512 fc5dafba5df23be637729b2a827d9c0b9032ab248c1a6cd5539eb6a06929f93da64eecdec3597d428e9b7ef31c71c8e3332e5e527f872fe16461680f0fd9d28f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoojQyav7FYTqMi8CtBd2QHCHmTBW51i6:A3k03kHRJARJRqJtb2Iqi6
- TLSH T1EA954993AB558EB5F06EC074C4929639E6333D1907E386CB134EBA191F367C899F9321
- MD5 SHA1 SHA512 SSDEEP TLSH