Analysis
- max time kernel
115s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 18:13
Behavioral task
behavioral1
Sample
2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.8MB
- Sample260817-wtsfvsfl81
- SHA256 6de8c17c0d51fef84cbff8d7b9a4d05b02710a394d9b6518f761d9bedf36c15b
- MD5 c09ee0d88f366caba671fc215d55e10f
- SHA1 f3e6d4823c0c2e621cfd54c217b63c225c853cac
- SHA512 6f9467044090e7617017e26d87794109a223b383f5ec8286cd8a48304cd3389e4300ff384ab43012d090e28bb461fa442fd2bc33ddc55fc2cca4ac7eef23a772
- SSDEEP 49152:A3k03kHRJKpYqQVO88hXl+A56rbeW4SkZP4sz9MbfqJtb2I:A3k03kHR86W/h1+dr7fkZcf
- TLSH T1C7061A16F6788762D07BC079C6D2A65AFA3338415B708ACB0385D73C2F276D59A36732
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1652-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c455-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b2cd-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1952-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1652-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0016000000018918-1523.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c455-5.dat aspack_v212_v242 behavioral2/files/0x000400000001b2cd-11.dat aspack_v212_v242 behavioral2/files/0x0016000000018918-1523.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1952 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" 2026-08-17_c09ee0d88f366caba671fc215d55e10f_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 2026-08-17_c09ee0d88f366caba671fc215d55e10f_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\javap.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.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\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.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\jre-1.8\bin\ssvagent.exe$ 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification 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\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.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 opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.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\VideoLAN\VLC\vlc-cache-gen.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{78329DD2-943A-47BA-B763-81DEA89FE76C}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\javaw.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\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.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\javaw.exe 2026-08-17_c09ee0d88f366caba671fc215d55e10f_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}\sscicons.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 2026-08-17_c09ee0d88f366caba671fc215d55e10f_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 2026-08-17_c09ee0d88f366caba671fc215d55e10f_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 1652 2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1952 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_c09ee0d88f366caba671fc215d55e10f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_c09ee0d88f366caba671fc215d55e10f_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:1652
-
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:1952
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.8MB
- SHA256 6de8c17c0d51fef84cbff8d7b9a4d05b02710a394d9b6518f761d9bedf36c15b
- MD5 c09ee0d88f366caba671fc215d55e10f
- SHA1 f3e6d4823c0c2e621cfd54c217b63c225c853cac
- SHA512 6f9467044090e7617017e26d87794109a223b383f5ec8286cd8a48304cd3389e4300ff384ab43012d090e28bb461fa442fd2bc33ddc55fc2cca4ac7eef23a772
- SSDEEP 49152:A3k03kHRJKpYqQVO88hXl+A56rbeW4SkZP4sz9MbfqJtb2I:A3k03kHR86W/h1+dr7fkZcf
- TLSH T1C7061A16F6788762D07BC079C6D2A65AFA3338415B708ACB0385D73C2F276D59A36732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 4.3MB
- SHA256 35fb50ab366b3b64b6d1c5b4a420e77a3265a13fb72ae3cfe91dbe45ea002606
- MD5 c251be7aa131f818172fdd97330aa171
- SHA1 a23a1da74122e8763eede98b901ed676c94cd792
- SHA512 e70205efa0ea1a530cb1322d1673be4c00adac6938511df5304d614f34e0d5fd9fb9db4e7569d692691dc81506a2d5ec7b4afd3d62338fcf212ea10ad2f1283d
- SSDEEP 49152:A3k03kHRJKpYqQVO88hXl+A56rbeW4SkZP4sz9MbfqJtb2IuTd9CHKyao:A3k03kHR86W/h1+dr7fkZcfVCqo
- TLSH T129262A16F6788761D07BC079C6D2A65AFA3338455B708ACB0385D73C2F276D19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.3MB
- SHA256 63f7e5ecb65a268c6de61873f5f6d4b8c029ee82535d316357c88b2ed7b7b9bb
- MD5 062d90a6d02037e2d10c67d2f2556419
- SHA1 08d45784e2c4323b9c369feeb46f56f137a7fea0
- SHA512 dea35cc1a67ac3581295bd871a22d5a6c06396500d2d8ae2ae663bd47e219eb34a5a7dbb9cf4642a8f7b0faf28f669d2faa53dcf87fed0a1401d85bcd6346c8a
- SSDEEP 49152:A3k03kHRJKpYqQVO88hXl+A56rbeW4SkZP4sz9MbfqJtb2IQPji0Aj:A3k03kHR86W/h1+dr7fkZcfZjo
- TLSH T1FA261A16F6788762D077C0B9C6D2A69AFA3338415B708ACB0285D73C2F277D59636732
- MD5 SHA1 SHA512 SSDEEP TLSH