Analysis
- max time kernel
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 04:24
Behavioral task
behavioral1
Sample
2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.5MB
- Sample260629-e1ckjscz8t
- SHA256 bdd1f5c08bd8e5387f9fd116d0fea51f26cff5c1111a85b60cc4b6733c5aad65
- MD5 a3af850a2d327a288b7c19edb6165063
- SHA1 0c0d1e9b45a6d64f2dc3a377fc9c149fba5528cc
- SHA512 e84bff78e0a0d38d03d6dd1f6a2308d6d694657d20a3444634035bba586932c1b943edce3d51ca3f86bd899c3bdfc762b2f644b0dee55b5e1406931064efa2b4
- SSDEEP 49152:A3k03kHRJQ56rbeW4SkZP4sz9MbkqJtb2I:A3k03kHRfr7fkZck
- TLSH T1BAC53A16F6788762D077C079C5D2AA5AFA3238465F3087CB03459B283F277D19A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2580-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001b7fa-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0005000000016d00-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2580-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2876-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c94-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000500000001b7fa-5.dat aspack_v212_v242 behavioral2/files/0x0005000000016d00-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c94-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2876 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" 2026-06-27_a3af850a2d327a288b7c19edb6165063_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 2026-06-27_a3af850a2d327a288b7c19edb6165063_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 created C:\Program Files\7-Zip\Uninstall.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\7zG.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\jstatd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe$ 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe$ 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 2026-06-27_a3af850a2d327a288b7c19edb6165063_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 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2580 2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2876 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-27_a3af850a2d327a288b7c19edb6165063_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-27_a3af850a2d327a288b7c19edb6165063_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:2580
-
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:2876
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.5MB
- SHA256 bdd1f5c08bd8e5387f9fd116d0fea51f26cff5c1111a85b60cc4b6733c5aad65
- MD5 a3af850a2d327a288b7c19edb6165063
- SHA1 0c0d1e9b45a6d64f2dc3a377fc9c149fba5528cc
- SHA512 e84bff78e0a0d38d03d6dd1f6a2308d6d694657d20a3444634035bba586932c1b943edce3d51ca3f86bd899c3bdfc762b2f644b0dee55b5e1406931064efa2b4
- SSDEEP 49152:A3k03kHRJQ56rbeW4SkZP4sz9MbkqJtb2I:A3k03kHRfr7fkZck
- TLSH T1BAC53A16F6788762D077C079C5D2AA5AFA3238465F3087CB03459B283F277D19A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.1MB
- SHA256 839cae707edbf5ca33e8bd6868201255c542291b26fa8b00bbf4862cd8903113
- MD5 5781a6ee629f57459beba608d22ce3ad
- SHA1 9fd6642abfb5276d2e9d6f00f5e698db52da26b2
- SHA512 fe1051f310591f4bf3cd2635e432572ca1f1f265c689f1db0310e9dab83c3121749e3e0a06f66032079abf95019433e7d0610189cea479ae567c222731f7c29a
- SSDEEP 49152:A3k03kHRJQ56rbeW4SkZP4sz9MbkqJtb2IRPji0Aj:A3k03kHRfr7fkZckYjo
- TLSH T19CE53B16F6788762D077C0B9C5D2A69AFA3238425F308ACB0345D7283F277D5963A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 2.6MB
- SHA256 439cd65eca6ed1bd69edae20fc9e7c29e9fcf0f7aa40c45079b78f8703f56657
- MD5 9ac688227ee5449453c30136d570b32d
- SHA1 2db76e6ad6395e418d2afb7dcd189a7114c2ddb5
- SHA512 acf7ab47af1ee67e7098ecdc85dc1c90445b043412de5632e5dee01d3773acedd077d24d95807570eb0e84d11c04c47bada4275d8552d1f35f390ff8f4466a64
- SSDEEP 49152:A3k03kHRJQ56rbeW4SkZP4sz9MbkqJtb2IT:A3k03kHRfr7fkZcki
- TLSH T111D53A16F6B84762D077C075C5D6AA5AFA323C415F308BCB0345AB282F377D19A3A726
- MD5 SHA1 SHA512 SSDEEP TLSH