Analysis
- max time kernel
123s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 17:06
Behavioral task
behavioral1
Sample
2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260820-vmt6favvcw
- SHA256 b451a924652a1f0a7a82c11ce7732df382f49a072500aeb3ef9c38e8cff1f62f
- MD5 cbfd16f4866fd38092595b39013ec6c7
- SHA1 99805df667cce34c66e03adafd3f1e9599aaae3e
- SHA512 9d964222df6a8dde9202e65373b3daff4c183a894872492cadb4a4b4f02a4a5ac82d931ef8d6df0bf536863f1d50741c726fc05bb8341eaa43c863fc9ec89053
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxb4KaBC8GMaMD5TvinrmC:A3k03kHRJL56rX
- TLSH T19A457B03E6980FE4D11F81749A964A62EA777C125F2097CF1354AE153F72BC0AB3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4244-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4bd-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2cc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5636-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4244-39-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019cd5-1265.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4bd-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2cc-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019cd5-1265.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5636 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" 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.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.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe$ 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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 patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe$ 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\wsimport.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.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\Java\jdk-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.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\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.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 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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 4244 2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5636 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_cbfd16f4866fd38092595b39013ec6c7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_cbfd16f4866fd38092595b39013ec6c7_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:4244
-
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:5636
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 b451a924652a1f0a7a82c11ce7732df382f49a072500aeb3ef9c38e8cff1f62f
- MD5 cbfd16f4866fd38092595b39013ec6c7
- SHA1 99805df667cce34c66e03adafd3f1e9599aaae3e
- SHA512 9d964222df6a8dde9202e65373b3daff4c183a894872492cadb4a4b4f02a4a5ac82d931ef8d6df0bf536863f1d50741c726fc05bb8341eaa43c863fc9ec89053
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxb4KaBC8GMaMD5TvinrmC:A3k03kHRJL56rX
- TLSH T19A457B03E6980FE4D11F81749A964A62EA777C125F2097CF1354AE153F72BC0AB3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 c4f999dc49994b920be3a633f8d99108b8842f14c57807a92a88273ccafdb492
- MD5 8f58e75e596cd300e840905109539f74
- SHA1 623ae03f585b03912047c01048d1a430a27cd505
- SHA512 ddb7ee897a6165f80a7303750b36684b21573c87c5e6dfb5babc40b335332615df6512338527ab77673beba8f51bbc92f2c1747fc82f783c70e74005e8b45336
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxb4KaBC8GMaMD5TvinrmC0Le5ji0hmM:A3k03kHRJL56rTPji0Aj
- TLSH T1B0855B16F6A44BA5D02BC178C5D2965AEA733C421F3087CB1354DE283F77BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
- Size 1.2MB
- SHA256 dcf82e2d5dae779dacc0342dbbe716c7dd7796746f89bd75e11d38f55c738cd6
- MD5 2a9627593eb6f0b394cd403a768057e6
- SHA1 ffde3027ec2c39b61dee13bbe48d0ebeceb65300
- SHA512 8b50a4b1f715e3d04d1137f8902986c952a64bea728a077a4f7c5370953ce25ed230aa9d8b07465d6cebb1f4f4b04d6f27a27678ccc24807782ef89392038a8d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxb4KaBC8GMaMD5TvinrmgF:A3k03kHRJL56r9
- TLSH T114456B03E6940FA4D64F813499964A22EA777D521F2097EF1364BF253F327C0AA3A357
- MD5 SHA1 SHA512 SSDEEP TLSH