Analysis
- max time kernel
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 01:14
Behavioral task
behavioral1
Sample
2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.9MB
- Sample260730-bl13tazthv
- SHA256 04a154bdfbcb3965a79ffd63eaffc6c280bdb3bfea7b08c287744717616a8d5f
- MD5 bcd5b4661dddf511fe8a025446f4d3c4
- SHA1 475a3d50196c0b7b35278f1d635cfa82acc13fcf
- SHA512 593245298f174f00f08eb74529bfd1b3bffe8f7cbacab2516fb013cbb069040de4ac79ed6278fcb8199efe4e745bfab57ede4ef1947513a4774d975916028a11
- SSDEEP 49152:A3k03kHRJARJOqJtb2IdqJtb2IEeW4SkZP4sz9Mb:A3k03kHR+RkcFfkZc
- TLSH T17AD52A16F6788362D073C0B9C5D2AA9AFA3234465B308ACB1345D72C2F277D5DA3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/4696-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c44b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4696-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4860-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c44b-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4860 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" 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_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 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_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 (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.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\jps.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.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\jdk-1.8\jre\bin\rmid.exe$ 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.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\Microsoft Office\root\Office16\ONENOTEM.EXE$ 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\appletviewer.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_131343\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE patcher.exe File created C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe$ 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_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 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_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 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_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 4696 2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4860 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_bcd5b4661dddf511fe8a025446f4d3c4_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:4696
-
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:4860
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.9MB
- SHA256 04a154bdfbcb3965a79ffd63eaffc6c280bdb3bfea7b08c287744717616a8d5f
- MD5 bcd5b4661dddf511fe8a025446f4d3c4
- SHA1 475a3d50196c0b7b35278f1d635cfa82acc13fcf
- SHA512 593245298f174f00f08eb74529bfd1b3bffe8f7cbacab2516fb013cbb069040de4ac79ed6278fcb8199efe4e745bfab57ede4ef1947513a4774d975916028a11
- SSDEEP 49152:A3k03kHRJARJOqJtb2IdqJtb2IEeW4SkZP4sz9Mb:A3k03kHR+RkcFfkZc
- TLSH T17AD52A16F6788362D073C0B9C5D2AA9AFA3234465B308ACB1345D72C2F277D5DA3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.4MB
- SHA256 44350ab7777d7774c0a632e80942eec76a88b650426b5f90bcef9c6b873a5ef2
- MD5 274bb6d46c95b8e6ced21fe0bb0617f0
- SHA1 03c11f8c46f7f26dfbf04642f3a3beff077c7100
- SHA512 2c967157c5076435d10ee9c8f55f119abbe4be5e283efaf760f128cdf606b48534c44103637a05ee4d5f93cddd20eb338fe749a4d74c5f5e976dc4a9b9e142e9
- SSDEEP 49152:A3k03kHRJARJOqJtb2IdqJtb2IEeW4SkZP4sz9MbBPji0Aj:A3k03kHR+RkcFfkZcRjo
- TLSH T1F9F51A16F6788376D073C0B9C5D2AA9AFA3234465B308ACB0345D76C2E277D5DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH