Analysis
- max time kernel
107s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 15:01
Behavioral task
behavioral1
Sample
2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260824-sebysahp21
- SHA256 18245247e7bae3827adfa875f513cccc4dd772c997dd807ac5e9bc71ca8bb393
- MD5 2b3cf84a7d53e1e6ffdc088a558fae5d
- SHA1 1b728ed2f99183385fb3c4baec2f66856c35667c
- SHA512 44c801fe29467bd86a9bd802817c759db49b800047c4b6af061945173eedf604c1148628077c841a0a2a51816d204f381c1d9d103763d4657a11d51ca0e2c7ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGK0cdYTqMi8CtBd2QHCHmTBW5bYTu:A3k03kHRJiqJtb2IdqJtb2IRpYq
- TLSH T14DC53B26F6648375D073C0B9C5D2AA9AEE3234425B308ACB1389D76C2F277D5D93A731
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/6132-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c49d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/6132-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2960-28-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001990a-402.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019dd8-1264.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c49d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x000300000001990a-402.dat aspack_v212_v242 behavioral2/files/0x0003000000019dd8-1264.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2960 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" 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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\Microsoft Office\root\Office16\SCANPST.EXE$ 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{8F4E2A33-DC18-4884-A646-9283C13498CD}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$$ 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_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\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ patcher.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\Java\jdk-1.8\jre\bin\java.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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)\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.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\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.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\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.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 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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 6132 2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2960 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_2b3cf84a7d53e1e6ffdc088a558fae5d_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:6132
-
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:2960
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 18245247e7bae3827adfa875f513cccc4dd772c997dd807ac5e9bc71ca8bb393
- MD5 2b3cf84a7d53e1e6ffdc088a558fae5d
- SHA1 1b728ed2f99183385fb3c4baec2f66856c35667c
- SHA512 44c801fe29467bd86a9bd802817c759db49b800047c4b6af061945173eedf604c1148628077c841a0a2a51816d204f381c1d9d103763d4657a11d51ca0e2c7ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGK0cdYTqMi8CtBd2QHCHmTBW5bYTu:A3k03kHRJiqJtb2IdqJtb2IRpYq
- TLSH T14DC53B26F6648375D073C0B9C5D2AA9AEE3234425B308ACB1389D76C2F277D5D93A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.0MB
- SHA256 a240ca1d18d8995c95a0947c2d45deb73ffb7b5799af7743a9cb12938ef1dfb2
- MD5 8db1046518695810f3a7036e37495827
- SHA1 caacad702d1e2cda417f38f6a869d364e90f8dd7
- SHA512 817826736d57b550eb3116e6439c090e6b88296fd45b3d28a69a95504d3999172e88544776dcdb59526a87318d64280bc02ffdb30440eb3522bbc031555b7222
- SSDEEP 49152:A3k03kHRJiqJtb2IdqJtb2IRpYqjPji0Aj:A3k03kHRIc06Gjo
- TLSH T129E52A26F6648375D073C0B9C5D2A69AEE3234425B308ACB1386D76C2F277D6D93A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\rmic.exe
- Size 2.5MB
- SHA256 b46cab142fb35bc441d34c532043950ea297801a5ed25c17374256849fa6cc2d
- MD5 29aa3816dc110927abdeedacec1b5059
- SHA1 e2fe7cb30a7d5d7e19236d75964fab3c12ad9d28
- SHA512 b5dbf02367802840ed70276f944c63893e4d380d4cebffaea55049cc8d308379bf7a93799dc80c27e7caeff46130df1c536f3db486d0cb627b047c13b4d281c4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGK0cdYTqMi8CtBd2QHCHmTBW5bYTp:A3k03kHRJiqJtb2IdqJtb2IRpYqA
- TLSH T149C53B26F6648375D073C0B9C5D2AA9AEE3234425B308ACB1389D76C2F277D5D93A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
- Size 2.5MB
- SHA256 2ce72676f1f863573ec844713c486c933b3701ebcd45aa053a1aedcc02990b4d
- MD5 fc8fcdbfda1a5a7f8d5ff2758bb3262e
- SHA1 e296c7f47900073e88ecf18033beb576ff73987c
- SHA512 c81e9fd24473af38fc10dc33ceb18b22dde42d0cdc2eb4cd7f592d1947c640786bacdec3142c8a860b8555abe85e2652ea638eda14bed72f1ac9422be28547d7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGK0cdYTqMi8CtBd2QHCHmTBW5bYTs:A3k03kHRJiqJtb2IdqJtb2IRpYqt
- TLSH T1C0C52A16F6A48375D073C079C9D2AA9AEE3138825B308ACB1345E7682F377D5D93A731
- MD5 SHA1 SHA512 SSDEEP TLSH