Analysis
- max time kernel
108s - max time network
158s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 17:02
Behavioral task
behavioral1
Sample
2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260728-vj7bladj4v
- SHA256 3f9f400c58f019b18b9324d0c64d41459433fe073f19209c896aec94cb1a62a3
- MD5 a08c3131fe60e962b46bf3ff9be3d7e2
- SHA1 ab0304ce92c644067dfab0a48cf8624eb7ad07ac
- SHA512 c271fa7b0c30184abcfa0bd55e9956423f53a3f0caa48bcf915198a74880af9fb0a6152889aad87064d0f130a09c0fe60d6e63be245a6846cc33862cfa7afb27
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaBO7jFZe0p4Ek4niOkl/A04szE:A3k03kB56rseW4SkZP4sz9Mb
- TLSH T1D7953A16F6784B62D07BC075C5D66A5AFA323C465F3087CB03499B283F277D1963A32A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/1840-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4db-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1840-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3184-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b73-674.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00300000000198f4-676.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4db-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019b73-674.dat aspack_v212_v242 behavioral2/files/0x00300000000198f4-676.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3184 patcher.exe - 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" 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created 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 opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.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\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\extcheck.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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\jre\bin\jjs.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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\Windows Mail\wabmig.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.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\Windows Defender\MpDlpCmd.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.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\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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 1840 2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3184 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_a08c3131fe60e962b46bf3ff9be3d7e2_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:1840
-
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:3184
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 3f9f400c58f019b18b9324d0c64d41459433fe073f19209c896aec94cb1a62a3
- MD5 a08c3131fe60e962b46bf3ff9be3d7e2
- SHA1 ab0304ce92c644067dfab0a48cf8624eb7ad07ac
- SHA512 c271fa7b0c30184abcfa0bd55e9956423f53a3f0caa48bcf915198a74880af9fb0a6152889aad87064d0f130a09c0fe60d6e63be245a6846cc33862cfa7afb27
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaBO7jFZe0p4Ek4niOkl/A04szE:A3k03kB56rseW4SkZP4sz9Mb
- TLSH T1D7953A16F6784B62D07BC075C5D66A5AFA323C465F3087CB03499B283F277D1963A32A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 0ca568820946d2d06146a59774cc885de0f2fa94717ef5bf654a9abafae240be
- MD5 ba5faa7b084df41b53e5fec45b70e0f1
- SHA1 40d4b5ff6784f3b1be308fb614a0d2c7dd186bdd
- SHA512 d464b490749c06e3e46a0fcdfa1f2532f70ccbc9e94a97bb87a49b59dd1935309910530868b4b3e4904a746d5607cf300c303f06ee24a4e4ec10e8dda2414f02
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaBO7jFZe0p4Ek4niOkl/A04szE3:A3k03kB56rseW4SkZP4sz9MbBPji0Aj
- TLSH T103B53A16F6784722D077C0B9C5D6A69AFA3238465F308ACB0345DB283F277D5963A336
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\pack200.exe
- Size 1.8MB
- SHA256 895ac8e8ab0225561e3b04667df4f07712339e8b73ff22af53bc7ebb7dd2cbca
- MD5 55520b833b91febab3de48cfb14c3f2f
- SHA1 89ce3bfc9a3b0dfa3cd706a0bd9e4a106e38a641
- SHA512 e017ebf30b43eb317c60c6d4774adfe1022c3df04052d3d8ec49358ad95525b46b96281ba197ad8ec80eb5f39e8734e44d826be99b8f11a1d5707de0208fc07d
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaBO7jFZe0p4Ek4niOkl/A04szEz:A3k03kB56rseW4SkZP4sz9Mb9/
- TLSH T1E3953A16F6784B62D07BC075C5D66A5AFA323C465F3087CB03499B283F277D1963A32A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\pack200.exe
- Size 1.8MB
- SHA256 774aa17b706f0ecdde6cdd9b8587c870335b34606e1aa2bebdd34c3a2a98563c
- MD5 c2a9391dc8688f4b159efc7a16e92eb1
- SHA1 71ac1ce71203c1ed57b36dc305ccc7c6d11d1f94
- SHA512 d8fa7e01c35b5302de2c51a7364ac7a64cdbb4b0d03609eba6e09e7e5b472a4bf164bb869ff50bf7f4aa5d66fa221af82aa1a0ac36f1e6faebc59fcc49641b10
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdjQyr2X3OaBO7jFZe0p4Ek4niOkl/A04szEV:A3k03kB56rseW4SkZP4sz9MbD
- TLSH T1F1953A16F6784B62D07BC075C5D66A5AFA323C465F3087CB03499B283F277D1963A32A
- MD5 SHA1 SHA512 SSDEEP TLSH