Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/10/2026, 22:37
Behavioral task
behavioral1
Sample
2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe
Resource
win10v2004-20260911-en
General
- Target 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe
- Size 784KB
- Sample261026-2jrpgacb45
- SHA256 af982e050357f079cd13ecc5c546dea7cdc61f5c5c3e73902b919c5ba078048b
- MD5 7dba81f5bf189f21c8c29b8fac0e58d4
- SHA1 97b24bc03cf13bc02e94b5628056e403a07d689d
- SHA512 a2f44c847f38befd29d4eef2b628b7e3bc4734935dfbc34df87c22023117257515594d3f1ce19e0af4923f486ac1bf593b74da5a7cfb1269155edc8fa611473d
- SSDEEP 12288:n035VM341vjGr/1wOeZzgYU3C3xKLKV0E7SagEBy81tDUCOTnWk/s+q:035VVd696sYUVGV0kSaguyatDJTb+
- TLSH T11C05335143BE1AB8F5EF8974EE1425E3C4B922A9DE51482B1313F00D9FD623D45ABB83
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- XMRig Miner payload 2 IoCs
resource yara_rule behavioral1/files/0x0007000000024433-26.dat family_xmrig behavioral1/files/0x0007000000024433-26.dat xmrig - Downloads MZ/PE file 1 IoCs
flow pid Process 14 4084 240715078.tmp - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\MicrosoftEdgeUpdateSvcs30C1ECB8\ImagePath = "C:\\ProgramData\\99eb07bb0267e473\\E9358C3F30C1ECB8\\E9358C3F30C1ECB8.exe" yijnpjad.exe - Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
- Executes dropped EXE 2 IoCs
pid Process 4084 240715078.tmp 1844 yijnpjad.exe - Loads dropped DLL 3 IoCs
pid Process 4460 Process not Found 4920 Process not Found 1896 Process not Found - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 13 raw.githubusercontent.com 14 raw.githubusercontent.com - Drops file in System32 directory 21 IoCs
description ioc Process File opened for modification C:\Windows\SysWow64\perfhost.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\snmptrap.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\AgentService.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\vds.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\SgrmBroker.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\spectrum.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\alg.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\msdtc.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\msiexec.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\locator.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\OpenSSH\ssh-agent.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\TieringEngineService.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\vssvc.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\wbengine.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\wbem\WmiApSrv.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\SearchIndexer.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\System32\SensorDataService.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\AppVClient.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Windows\system32\fxssvc.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe -
resource yara_rule behavioral1/memory/4756-0-0x0000000000400000-0x00000000004CF000-memory.dmp upx behavioral1/memory/4756-29-0x0000000000400000-0x00000000004CF000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_112140\java.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 240715078.tmp Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 240715078.tmp - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Modifies registry class 24 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22}\InprocServer32 yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E22-2F3A-4B4C-8D6E-0F1A2B3C4D32}\DllSurrogate yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23} yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23}\ = "COM Surrogate Module" yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23}\InprocServer32 yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21} yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21}\InprocServer32\ = "C:\\ProgramData\\99eb07bb0267e473\\E9358C3F30C1ECB8\\E9358C3F30C1ECB8.dll" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22}\AppID = "{7C9D0E22-2F3A-4B4C-8D6E-0F1A2B3C4D32}" yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E22-2F3A-4B4C-8D6E-0F1A2B3C4D32} yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E23-2F3A-4B4C-8D6E-0F1A2B3C4D33} yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E23-2F3A-4B4C-8D6E-0F1A2B3C4D33}\DllSurrogate yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21}\ = "COM Surrogate Module" yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E21-2F3A-4B4C-8D6E-0F1A2B3C4D31} yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7C9D0E21-2F3A-4B4C-8D6E-0F1A2B3C4D31}\DllSurrogate yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22} yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22}\InprocServer32\ = "C:\\ProgramData\\99eb07bb0267e473\\E9358C3F30C1ECB8\\E9358C3F30C1ECB8.dll" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23}\AppID = "{7C9D0E23-2F3A-4B4C-8D6E-0F1A2B3C4D33}" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21}\AppID = "{7C9D0E21-2F3A-4B4C-8D6E-0F1A2B3C4D31}" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22}\InprocServer32\ThreadingModel = "Both" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23}\InprocServer32\ = "C:\\ProgramData\\99eb07bb0267e473\\E9358C3F30C1ECB8\\E9358C3F30C1ECB8.dll" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C12-1D2E-4F3A-9B5C-7D8E9F0A1B23}\InprocServer32\ThreadingModel = "Both" yijnpjad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21}\InprocServer32 yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C10-1D2E-4F3A-9B5C-7D8E9F0A1B21}\InprocServer32\ThreadingModel = "Both" yijnpjad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4A6B8C11-1D2E-4F3A-9B5C-7D8E9F0A1B22}\ = "COM Surrogate Module" yijnpjad.exe - Suspicious behavior: EnumeratesProcesses 30 IoCs
pid Process 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe Token: SeDebugPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe Token: SeDebugPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe Token: SeDebugPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe Token: SeDebugPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe Token: SeDebugPrivilege 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4756 wrote to memory of 4084 4756 2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe 87 PID 4084 wrote to memory of 1844 4084 240715078.tmp 89
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-25_7dba81f5bf189f21c8c29b8fac0e58d4_elex_wannacry.exe"1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Roaming\240715078.tmp"C:\Users\Admin\AppData\Roaming\240715078.tmp"2⤵
- Downloads MZ/PE file
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Users\Admin\AppData\Local\Temp\yijnpjad.exe"C:\Users\Admin\AppData\Local\Temp\yijnpjad.exe"3⤵
- Sets service image path in registry
- Executes dropped EXE
- Modifies registry class
PID:1844
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\ProgramData\99eb07bb0267e473\E9358C3F30C1ECB8\E9358C3F30C1ECB8.dll
- Size 3.6MB
- SHA256 41a326b73e5366b72ef3cf64da5cc0380ee74b0679a8252be0c38325d69aecd1
- MD5 c960f1429e44b8404c84167517dc3b38
- SHA1 3c313d0a8db9da5468709d41572b835eb95fa3d2
- SHA512 c542ff27527e9298b3d926dcdd26ae951380a183feba86b70a043d407ec49408c0ed5c8a59baaa070846acecdf79ab5d6a4864cd560cac03ddd4086a903ef88e
- SSDEEP 98304:QXkdrU/PAU0UuNYYYYYYYYYYYYYYYYEmYYYYYYYYYYYYYYYYYYYYYYYYYPAbBIH:QXkyaUOYYYYYYYYYYYYYYYYEmYYYYYYI
- TLSH T1DF068D16F54240B8C09AC4B8574F7A57F621748E4B69B8EF27A487283E67BF05B3DB10
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\yijnpjad.exe
- Size 3.8MB
- SHA256 6d0bcc54c16636963ce0c53962db2ab42815be0161b925e660031fabfe04b7d7
- MD5 3fca0c09397f8322dfe4e0b49cb69e13
- SHA1 3e8056f0cd1c01cba90f78cb322049db3c0bf31c
- SHA512 81afbb4bf925e2f8a2746ef43b5090dbdcf67120a7687f0fa2bdc88d410f1362a5c85b304fa8d6386747a2945be5362b1ca65c54362d2421ab52f959b7e21ae1
- SSDEEP 98304:un/+2rD2XiuzWzNbhFVj3hOhY5gNppnq:4/BoDzm33zOjp
- TLSH T1A6163308F7D151F6E6B7C638C65A0501F63AB8024B18ABCF0265F1A82F36AD61D77BD1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\240715078.tmp
- Size 42KB
- SHA256 93f6f35aa55e73d310aaf30cd6916795ca48a9df6538b9ab83059d83d833b3f1
- MD5 cb60e8632501aa51adf4c2cf797e178b
- SHA1 dd1c90882ee8e4cc6da931ca9f2c2bf87211da8a
- SHA512 86005c65ab21c2e9f1f13c42c6a7d61aa966908baa3013ccb9906b77474eb524159dd4d02c00f1a03c4078ff659f9232e04c69e9d4589180250bbe39327c8d50
- SSDEEP 768:Ua9q/poJBwZy+v6vWBdj+ggdOMUzYmMk3hPUhFzrgpBDEpsXNQo51Vy4bj/byiRt:T9quJBwZy+v6vWBdj+ggdOMUzYm6hRr8
- TLSH T1D013C33BB196D1B2C73780B28601F71EFEA73F1760B1461E2785774E6A33A819A35607
- MD5 SHA1 SHA512 SSDEEP TLSH