Analysis
- max time kernel
130s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 02:06
Behavioral task
behavioral1
Sample
2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260816-cjtrdsag44
- SHA256 ba2063af9d246af0941a349960b7061e197376b02df271ce404657b867a552f8
- MD5 899b546265af56939b0da3523710940f
- SHA1 a0c355ffc9ae74990e0f19e48da61d3edf4cba80
- SHA512 5b27c8cca01c5b3d651abb965a4a63c574a32eaafbc1e19d136c818af7e7775e619e7830d3f3a9a4d6351295bac1e8e69c6fc0a4a77f95f9c087fc962f2b2502
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5AiTA5jcAkSYqyE:A3k03kHRJXWpYq
- TLSH T1B3658D17F7A441B5D063C1B9CAD29A66EE7138861B3097CF1349C3282F63BD19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4072-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c469-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4072-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3012-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00160000000187ef-1023.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001ac7d-1210.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c469-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x00160000000187ef-1023.dat aspack_v212_v242 behavioral2/files/0x000400000001ac7d-1210.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3012 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" 2026-08-16_899b546265af56939b0da3523710940f_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 2026-08-16_899b546265af56939b0da3523710940f_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\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.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\Java\jdk-1.8\bin\pack200.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-16_899b546265af56939b0da3523710940f_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)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe patcher.exe File opened for modification 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\Java\jdk-1.8\jre\bin\klist.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.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\Java\jdk-1.8\bin\rmic.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-16_899b546265af56939b0da3523710940f_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\Microsoft Office\root\Office16\PPTICO.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File created 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\Windows Media Player\wmpnscfg.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.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 2026-08-16_899b546265af56939b0da3523710940f_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 2026-08-16_899b546265af56939b0da3523710940f_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 4072 2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3012 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_899b546265af56939b0da3523710940f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_899b546265af56939b0da3523710940f_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:4072
-
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:3012
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 ba2063af9d246af0941a349960b7061e197376b02df271ce404657b867a552f8
- MD5 899b546265af56939b0da3523710940f
- SHA1 a0c355ffc9ae74990e0f19e48da61d3edf4cba80
- SHA512 5b27c8cca01c5b3d651abb965a4a63c574a32eaafbc1e19d136c818af7e7775e619e7830d3f3a9a4d6351295bac1e8e69c6fc0a4a77f95f9c087fc962f2b2502
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5AiTA5jcAkSYqyE:A3k03kHRJXWpYq
- TLSH T1B3658D17F7A441B5D063C1B9CAD29A66EE7138861B3097CF1349C3282F63BD19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 03b35791f202534e0fb398b3ee96fa2a6b8daa45391be5ba4a5eb2134cb26b55
- MD5 7125c2afcd63f2570ddc62d2263a16c4
- SHA1 501542635d1c2feca758f4600c7d70c7f375a477
- SHA512 a3cfc090b5c6ddeb27dc8734d58834fa4171f7e8e6439ddcc0ae6be8f7f55ba09fad4e87e000d4d75bd832f339cdced47b623199257a811c58a6999cccf4ed86
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5AiTA5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJXWpYqjPji0Aj
- TLSH T1BD957C16F6744275D073C0B9C5D2A69AFE7134861B308ACB1389C7283F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.4MB
- SHA256 1098a82bb5dd452b3fbab7e9b61eef9e2b527e3c16e378de7660d80d77b31491
- MD5 5d6d2ce5e57f9e751ded394df7f72d0c
- SHA1 319b111d3a5d539c10907a3e05885e0472f26858
- SHA512 717bbe3b222ba4da067c99a0587b6b43d5a24ae32ee277bb190e1a8b4e37959c57818a83473772921b556b46b719cb23d6ee7c0c1680f21e742c0ecb470d1a84
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5AiTA5jcAkSYqyEuwE:A3k03kHRJXWpYqk
- TLSH T164658C17F7A441B5D063C1B8C6D29A66EE7138861B3097CF1349C3282F63BD1AA3A775
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe
- Size 1.8MB
- SHA256 abc3b7eef53ed6f1d3d1b077e6ad84964d503586e0a3071593c6d5aee366846a
- MD5 be8a281a237194cd51c6343e1fcb64a3
- SHA1 d46e6680b778678af9e3930183573515c88219a6
- SHA512 466f67dd49e67b599a434b1defa03791660af9dc1a4d4d47303827ce0caf1752b55f97de6d427fcc3a56226160532a8bddcb2cd4aed20d83dd10b65a54aea3ce
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5AiTA5jcAkSYqyEpi6:A3k03kHRJXWpYqJi6
- TLSH T1F2954A83EB558CB5F01DC474C5929239EA323E5907E386CB134EBA192F367C95AF8325
- MD5 SHA1 SHA512 SSDEEP TLSH