Analysis
- max time kernel
103s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/05/2026, 16:28
Behavioral task
behavioral1
Sample
2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260527-tyv2facv3j
- SHA256 ee4a7a121e5a97d033999168e008c2056f78f25d0143dad31f2ed6c77bee9311
- MD5 e9316a48ca808a6c80c2b7d2b2279545
- SHA1 0bc07a8cb1d04991c0a99711b29be88ff7d1c211
- SHA512 1182ef64664a7f515b57fa81b47c68fcb15e5b55de97812c7674864316b3a8afce9fc217c100f4e3a27c0eaef23b5cf115bd434040a9ec7b124059ee2c2671d4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqixBaoj85B22Zuj:A3k03kHRJ1
- TLSH T14A359E03EB9400F5E14AC1749AE65A22EB75BC56177097CF2368C6152F72BC0AF3E3A5
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/2904-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001b00000002b592-7.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2420-13-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2904-76-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2420-77-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000029d27-1231.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000b00000002602c-2158.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001b00000002b592-7.dat aspack_v212_v242 behavioral2/files/0x0002000000029d27-1231.dat aspack_v212_v242 behavioral2/files/0x000b00000002602c-2158.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2420 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" 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_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 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1909.12456.0_x64__8wekyb3d8bbwe\PeopleApp.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_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\serialver.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.42251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingNews_1.0.6.0_x64__8wekyb3d8bbwe\NewsStub.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File created C:\Program Files\7-Zip\Uninstall.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_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\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2904 2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2420 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-27_e9316a48ca808a6c80c2b7d2b2279545_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:2904
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2420
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
- Size 1.0MB
- SHA256 ee4a7a121e5a97d033999168e008c2056f78f25d0143dad31f2ed6c77bee9311
- MD5 e9316a48ca808a6c80c2b7d2b2279545
- SHA1 0bc07a8cb1d04991c0a99711b29be88ff7d1c211
- SHA512 1182ef64664a7f515b57fa81b47c68fcb15e5b55de97812c7674864316b3a8afce9fc217c100f4e3a27c0eaef23b5cf115bd434040a9ec7b124059ee2c2671d4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqixBaoj85B22Zuj:A3k03kHRJ1
- TLSH T14A359E03EB9400F5E14AC1749AE65A22EB75BC56177097CF2368C6152F72BC0AF3E3A5
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe
- Size 1.5MB
- SHA256 73463f64eae05c3439d85aed4c5ddf2fd6b6a480ecec683ada6c57ec380392f5
- MD5 a91ae9682866e8f2b9edd78eb49f34a8
- SHA1 ae9ccc810e338fd734f7d7ba70b5b6e203c6c5b5
- SHA512 cf8eface070c9f1ab6e91aa0a9442934916023c3966b2a8da3914faab2850e926d0ae9bc446dccc1f0180eda835503333818703f822932bab4e8c0419dd1b143
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqixBaoj85B22Zudi6:A3k03kHRJTi6
- TLSH T164755A83AB469CB5F14D84349591823D96737E2D07E386CB235EBE0A5F317C86AF8319
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$
- Size 1.1MB
- SHA256 a2499fffc39a3e7acea3ba807dc82d5bc25060b6e2ae4e533e7fe029d42172a7
- MD5 100d69747a39f531b72b79ce733899ee
- SHA1 414c96f40e2b6c3c719a0929fc4e4f5b7a4471e5
- SHA512 aaf07f8dbe6fdc15f40cb859dc175754818d126aa9cbed18824be6fe285dbd100f4878f8af1ebd04dec01895f937a5e32cfb0fe01dadda2ad6d33fd6b2ab3b3a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqixBaoj85B22ZuDx5:A3k03kHRJZx5
- TLSH T1DF459E03EBD400F5E15A8174AAE55A22EB75BC52176193CF336CD2152F72BC0AF3A3A5
- MD5 SHA1 SHA512 SSDEEP TLSH