Analysis
- max time kernel
114s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/08/2026, 03:52
Behavioral task
behavioral1
Sample
2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 4.0MB
- Sample260811-efhwtscd28
- SHA256 067804ee8748c78141ed010f0f330294d8a378d2fb3eaec98d6b86b002076833
- MD5 0f2f4529661fde4b0a727dc32b562e07
- SHA1 107a4ded99841be87172a0c9133ffe2a9c8c3e1a
- SHA512 0866ef2ce91f3c8c053339ee32947df86143b985322b0bd212b306d576ff9e52d09093cbeedd6ec77733dc0be8a603a3efd22c6bd2afc2e87c11ca714174fcba
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp5B56r+qJtb2IziHpYq:A3k03kHRG76dCr+EiH6
- TLSH T143163952E7644FB1F06AC074C4A2566AE9323D450BF296CB124EBB292F337C59DF9321
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/6120-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c49b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b2e1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/6120-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4416-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c80-1281.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000f00000001c4c3-1691.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c49b-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b2e1-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c80-1281.dat aspack_v212_v242 behavioral2/files/0x000f00000001c4c3-1691.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4416 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" 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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\SETLANG.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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 created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.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\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ patcher.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\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.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\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.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 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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 6120 2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4416 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-11_0f2f4529661fde4b0a727dc32b562e07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_0f2f4529661fde4b0a727dc32b562e07_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:6120
-
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:4416
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 4.0MB
- SHA256 067804ee8748c78141ed010f0f330294d8a378d2fb3eaec98d6b86b002076833
- MD5 0f2f4529661fde4b0a727dc32b562e07
- SHA1 107a4ded99841be87172a0c9133ffe2a9c8c3e1a
- SHA512 0866ef2ce91f3c8c053339ee32947df86143b985322b0bd212b306d576ff9e52d09093cbeedd6ec77733dc0be8a603a3efd22c6bd2afc2e87c11ca714174fcba
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp5B56r+qJtb2IziHpYq:A3k03kHRG76dCr+EiH6
- TLSH T143163952E7644FB1F06AC074C4A2566AE9323D450BF296CB124EBB292F337C59DF9321
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe
- Size 4.1MB
- SHA256 2196b0fb7b6669973580bfcfd0a7d311fbd5e326621779e3f0c4ecf8f9cd4977
- MD5 6a1f6c12ae2ce37c7b16946e34247b48
- SHA1 0c84e31c693ebd5b0a67636fdec6217c42f4a7d7
- SHA512 0df0b0f8dee1035f27d0971292c50c9cd721a9da9a4be865db019bda899b41db193b8e89cdb3065d30c1eed533a6bbfc09a80c7f90794f5dec67f3d349c0a8b8
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp5B56r+qJtb2IziHpYqx7gi:A3k03kHRG76dCr+EiH6md
- TLSH T1B3164A52E7644FB5F06AC074C4A2566AEA323D450BF296CB024DBB292F337C59DF9321
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.6MB
- SHA256 83ea23eb21599db5000da6d38761692310998318a53ef5009353c172dc17648a
- MD5 b37abbb3b2e613c90ddc8c0a8d17578c
- SHA1 8b8b4cf050f9b66984e4915ea75d0f6153065b46
- SHA512 f76c5622c8a44597b4835f0104d5a9593b19e7e019c33ec46a6d534d30632c8a4e07267cb9f1b7a2da17513662f01dc58b5309f6395f15946438aa10e0d6644e
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp5B56r+qJtb2IziHpYqjPji0Aj:A3k03kHRG76dCr+EiH6Gjo
- TLSH T145263952F7644FB1F06AC074C4E2966AE9323D450BB18ACB024DBB292F377D599F9321
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 4.1MB
- SHA256 1a772094598b6e1ad4df1e4bbb66cfab8e7f51d1ce99fa3f4367e2a359b5e063
- MD5 fe98da54c8bcde5870ccc9d998d7e52d
- SHA1 4f4860cc57826fd05756edb6bcf09df938f60193
- SHA512 2fc43d396206c5788021605d6cf0b8e107695f5dd6dba21a35299b4ffc5166762d9f67c2b3a59801908b749d82bb590efc715369e3b5027abae1e24062b86c40
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp5B56r+qJtb2IziHpYqt:A3k03kHRG76dCr+EiH6Y
- TLSH T165164A52E7644FB1F06BC074C4A2566AE9323D450BE29ADB024DBB292F337C59DF9321
- MD5 SHA1 SHA512 SSDEEP TLSH