Analysis
- max time kernel
106s - max time network
105s - 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, 16:03
Behavioral task
behavioral1
Sample
2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
- Size 1.7MB
- Sample260527-thrdbabv9p
- SHA256 4bee3f011ea15e9c77f7a66c2620bc1e54343425fa643a39bbc2ee4d873e7697
- MD5 c5a5bce37f449cc278acd04e22e80f27
- SHA1 debd5125c7b091aed0712ca161996c04f4c530e6
- SHA512 8d9d784c6e2ca955a1d98742ada137e447627da841ff58bb49e23ddffe0d45a972cc8fc1073a6dc9ca1e94771dc3b6ce2e568dea498d2b71c7e4c4847af41570
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/h4yxRaL94D5Tvinrme3N+tCn50ChWdAd:A3k03kHRJARJr56rB8tDZqrK
- TLSH T16C855A16A7A84BE4D15F917486A68572F7B3BC510F2097CF0354EA2A3F336E06E39712
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4336-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b524-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4208-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a2a8-13.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4336-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4208-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00ab000000027254-1246.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b524-5.dat aspack_v212_v242 behavioral2/files/0x000300000002a2a8-13.dat aspack_v212_v242 behavioral2/files/0x00ab000000027254-1246.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4208 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_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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 created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$ 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.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\Java\jdk-1.8\bin\jinfo.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\Installer\setup.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.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 created 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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification 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\Mozilla Firefox\maintenanceservice_installer.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_pwa_launcher.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.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\Java\jdk-1.8\bin\schemagen.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4336 2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe 4208 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-27_c5a5bce37f449cc278acd04e22e80f27_amadey_cobalt-strike_elex_hijackloader_stealc_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:4336
-
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:4208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 4bee3f011ea15e9c77f7a66c2620bc1e54343425fa643a39bbc2ee4d873e7697
- MD5 c5a5bce37f449cc278acd04e22e80f27
- SHA1 debd5125c7b091aed0712ca161996c04f4c530e6
- SHA512 8d9d784c6e2ca955a1d98742ada137e447627da841ff58bb49e23ddffe0d45a972cc8fc1073a6dc9ca1e94771dc3b6ce2e568dea498d2b71c7e4c4847af41570
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/h4yxRaL94D5Tvinrme3N+tCn50ChWdAd:A3k03kHRJARJr56rB8tDZqrK
- TLSH T16C855A16A7A84BE4D15F917486A68572F7B3BC510F2097CF0354EA2A3F336E06E39712
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 7b0f5f41ab52600c9a5b3530c04c479815c704e31759c7ec97c6afd2ef7e3692
- MD5 826e67530d61d7c58962101c3b4e8d6f
- SHA1 81c5c7891a001d9389d8d24d77db704599a98f86
- SHA512 faddee4859c1550712ee359b2e38da1a9539a3ddc7b11a248b9e55ffb39a63f9723054feadfc297337affd88f34f33cd77d2fae8fae41605e8c43f3ee7ac8f94
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/h4yxRaL94D5Tvinrme3N+tCn50ChWdA5:A3k03kHRJARJr56rB8tDZqrKKPji0Aj
- TLSH T191B54A16F6A44BE5D06BC178C5A28676FA727C410F3097CB0354DA293F376E19E3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
- Size 1.8MB
- SHA256 3629acdf55add268fec1d2bcbbcfee6cf35e3f34376f588d4a6148dc2d6dd292
- MD5 0571c836ff89f6cef25522215eece1ac
- SHA1 d960327818b9c095f6da2d5eb45f88c6c52ffe47
- SHA512 39ed104175e86754f0f4b748594021d8f93a662c2caee49044d5deb585c40bb73b6600a3337e8d177f5e1d7f59620bdc57cd836c07db5c92f3c5bb7471a59b76
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/h4yxRaL94D5Tvinrme3N+tCn50ChWdAn:A3k03kHRJARJr56rB8tDZqrKq
- TLSH T149954946E7A40BE5D15B91348AA68672F773BC510F2097DF0354FB2A3F336A06E29712
- MD5 SHA1 SHA512 SSDEEP TLSH