Analysis
- max time kernel
115s - max time network
144s - 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, 01:13
Behavioral task
behavioral1
Sample
2026-08-20_383756ca00acab76ba064353128d6506_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_383756ca00acab76ba064353128d6506_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_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260820-blcp8axdrc
- SHA256 083a7b5c0df136ed93dd2815af342d723db6ced52feeed362e907bcf1f77113c
- MD5 383756ca00acab76ba064353128d6506
- SHA1 62161187376ac1ce428207648c5aede4d75ff802
- SHA512 813bfd50a3b967fc9d2bd806b2d3aada83f48737df61f790057fac8efe9916c19465ae0ef3708c1a167acc22fe4ba743c96c4c9413ebb543c7843314e6b92f61
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2IYEKD:A3k03kHRJARJA
- TLSH T166354807E69800A8D10E8174D7968A22FB777C5617E092CB13D4D63D2F62BD06EFA397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/2420-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c263-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b2cd-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2420-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4820-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019ccb-1022.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac48-1243.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c263-5.dat aspack_v212_v242 behavioral2/files/0x000400000001b2cd-11.dat aspack_v212_v242 behavioral2/files/0x000c000000019ccb-1022.dat aspack_v212_v242 behavioral2/files/0x000300000001ac48-1243.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4820 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_383756ca00acab76ba064353128d6506_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_383756ca00acab76ba064353128d6506_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\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe$ 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.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_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{78329DD2-943A-47BA-B763-81DEA89FE76C}\MicrosoftEdge_X64_139.0.3405.125.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 (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.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\javah.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.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\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-20_383756ca00acab76ba064353128d6506_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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.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 (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ patcher.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe$ 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-20_383756ca00acab76ba064353128d6506_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\jre-1.8\bin\rmiregistry.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.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 (x86)\Mozilla Maintenance Service\maintenanceservice.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_383756ca00acab76ba064353128d6506_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_383756ca00acab76ba064353128d6506_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 2420 2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4820 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_383756ca00acab76ba064353128d6506_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_383756ca00acab76ba064353128d6506_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:2420
-
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:4820
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 083a7b5c0df136ed93dd2815af342d723db6ced52feeed362e907bcf1f77113c
- MD5 383756ca00acab76ba064353128d6506
- SHA1 62161187376ac1ce428207648c5aede4d75ff802
- SHA512 813bfd50a3b967fc9d2bd806b2d3aada83f48737df61f790057fac8efe9916c19465ae0ef3708c1a167acc22fe4ba743c96c4c9413ebb543c7843314e6b92f61
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2IYEKD:A3k03kHRJARJA
- TLSH T166354807E69800A8D10E8174D7968A22FB777C5617E092CB13D4D63D2F62BD06EFA397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 e0b273da1a5736a9084f366399e9df0c9282867e5800bb64dcb567cbfe8ce85e
- MD5 edcd173860b261c6396d7046db4d7172
- SHA1 5c8f74273232fd2355acd343b6f6edd9cccc9b9d
- SHA512 82bc5b21aefbb7a495442a708e86d0da82ba87025302e1d0a82b81421f3b1831a64e08b48fc763b9a86ff5eb19b6598db5b42fc0f3c7dfcafbfc366c8b864f0f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2IYEK/0Le5ji0hmxNrM:A3k03kHRJARJYPji0Aj
- TLSH T168854916F6A402A5D06EC178C7D29656FA33384217B086CB13D4D63D2F63BD19EBA363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.1MB
- SHA256 9b0fda09bf7c09c3c2e3d1f7889bfaecf1e7bf0635fd917625c892746ca96c34
- MD5 474836d41d4c6d1fc21caa1272057927
- SHA1 f90026fa7f554fc2ccaebde4254b6f1a03a0f2a5
- SHA512 fbf155035f07967724cda110dec1e18ad9beeddfcdafcd024091744fe9b2b7d6040a4dcc2634c415eac8c9ec95081b3e8340bd52fd93f9963798bc5841ef6b0f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2IYEKCwE:A3k03kHRJARJt
- TLSH T183454807E69800E8D10E8174D7968A22FB77785617E092CB13D4D63E2F62BD0AEF9357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe
- Size 1.2MB
- SHA256 46c86f4c763d7a750acac989f343b5369646bf0ef757d0a6e4e69918b67596f5
- MD5 7f9057da9f43e159c5513697ed1cf62b
- SHA1 400ec13eefa8dc439513f202f60e5ce9a165218e
- SHA512 223df85df8a9576a4f97ea62f375841fce62fe6aea8b3a91d1ac7b3d3ee0c658530b9a7aa63c632eb77f5e8b6a498212fe0ecb41e0389275b311fea00b8b28a7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFjv2IYEKbF:A3k03kHRJARJY
- TLSH T15B453802E69500A8D14E8134CB968A12FA377D9207E096EB13D4F63E2F727D06EF9757
- MD5 SHA1 SHA512 SSDEEP TLSH