Analysis
- max time kernel
99s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 09:10
Behavioral task
behavioral1
Sample
2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260731-k5bfyaztht
- SHA256 e486586f17cc15744578f9017817b44f2dc39c8668dd65cae0582fe164302208
- MD5 9c732a222538f1f613438a1b9f0a4198
- SHA1 b1e2ca2e6c477cac305fa02ae3cc90908d5585ce
- SHA512 a4f24bd0ba4d6edbe7290dc767f6f94f45642618ff5777a6972b41a699c6c645f51925404de5d8c87fca61418a1648e8439afac5e911493cecc6dd41268f22a1
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyrE+oOapHapD3TZB0Le5ji0hmxNrM:A3k03kB56r0Pji0Aj
- TLSH T1C2754A16E6A44B65D06BC074C9D69656EA333C821F308BDB1354BF283F337D1A63A762
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/4216-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4216-165-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4904-166-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4904 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\MergeWrite.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.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\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_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}\pubs.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.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)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_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}\xlicons.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.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\EdgeCore\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-07-31_9c732a222538f1f613438a1b9f0a4198_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 2026-07-31_9c732a222538f1f613438a1b9f0a4198_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 4216 2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4904 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_9c732a222538f1f613438a1b9f0a4198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_9c732a222538f1f613438a1b9f0a4198_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:4216
-
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:4904
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 e486586f17cc15744578f9017817b44f2dc39c8668dd65cae0582fe164302208
- MD5 9c732a222538f1f613438a1b9f0a4198
- SHA1 b1e2ca2e6c477cac305fa02ae3cc90908d5585ce
- SHA512 a4f24bd0ba4d6edbe7290dc767f6f94f45642618ff5777a6972b41a699c6c645f51925404de5d8c87fca61418a1648e8439afac5e911493cecc6dd41268f22a1
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyrE+oOapHapD3TZB0Le5ji0hmxNrM:A3k03kB56r0Pji0Aj
- TLSH T1C2754A16E6A44B65D06BC074C9D69656EA333C821F308BDB1354BF283F337D1A63A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 e95858785976f57f5e3152cbef19985257def67fda327679c6c217cf162cdc8a
- MD5 8ff95a3924489b1abfbc18146048ab3f
- SHA1 3fef3c472dc7966386aa9fae474729d04a477d40
- SHA512 b375483a2497fa82ca8cb42ee5bd75396979a645ca54efcc6aaab478e1be601c3b09a2b406fe7ff908ce740790991aeb8c8f2e98e145e479de5efb076a681852
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyrE+oOapHapD3TZB0Le5ji0hmxNrMD0Lu:A3k03kB56r0Pji0AjKPji0Aj
- TLSH T1A7A53A16F6A44B61D06BC075C9D2969AE9723C821F308BCB0355FB283F377D5963A722
- MD5 SHA1 SHA512 SSDEEP TLSH