Analysis
- max time kernel
104s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 13:54
Behavioral task
behavioral1
Sample
2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260804-q7tm7asbmd
- SHA256 06844f4bdc47581bb5aae770d5d2b0a1edd7db993455ef8798c8a5cb33fa9778
- MD5 dd77a16a139a5528839de4a33b501770
- SHA1 3633a27dba07e0e79ae0e5502ffa1db9a01f135f
- SHA512 3b84f1a0c197264535e8494d19e750d39ee7efd1825258f3ab5b1437479a0afc55ba0c0b1275029de1682f59b9cd195c961e155f3bd0374e7729b2defbb27e7e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6b20fZe0p4Ek4niOkl/A04szE87JKTvO:A3k03kHRJJeW4SkZP4sz9Mb6Pji0Aj
- TLSH T17DC54A16F6784362D07AC0B9C6D6AA5AFA333446177086CB0385D33C2F277D58A7A736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/1480-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4fa-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b2e1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1480-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4968-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001baa8-214.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019c80-1267.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00160000000188f0-1519.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4fa-6.dat aspack_v212_v242 behavioral2/files/0x000200000001b2e1-11.dat aspack_v212_v242 behavioral2/files/0x000300000001baa8-214.dat aspack_v212_v242 behavioral2/files/0x0003000000019c80-1267.dat aspack_v212_v242 behavioral2/files/0x00160000000188f0-1519.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4968 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" 2026-08-04_dd77a16a139a5528839de4a33b501770_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 2026-08-04_dd77a16a139a5528839de4a33b501770_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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.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\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_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\Windows Media Player\wmplayer.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 opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.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\bin\native2ascii.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 2026-08-04_dd77a16a139a5528839de4a33b501770_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 created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.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 (x86)\Windows Media Player\wmprph.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe$ 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\7-Zip\7z.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe patcher.exe File created 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\Java\jdk-1.8\bin\java-rmi.exe$ patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-08-04_dd77a16a139a5528839de4a33b501770_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 created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.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 2026-08-04_dd77a16a139a5528839de4a33b501770_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 2026-08-04_dd77a16a139a5528839de4a33b501770_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 1480 2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4968 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_dd77a16a139a5528839de4a33b501770_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_dd77a16a139a5528839de4a33b501770_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:1480
-
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:4968
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 06844f4bdc47581bb5aae770d5d2b0a1edd7db993455ef8798c8a5cb33fa9778
- MD5 dd77a16a139a5528839de4a33b501770
- SHA1 3633a27dba07e0e79ae0e5502ffa1db9a01f135f
- SHA512 3b84f1a0c197264535e8494d19e750d39ee7efd1825258f3ab5b1437479a0afc55ba0c0b1275029de1682f59b9cd195c961e155f3bd0374e7729b2defbb27e7e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6b20fZe0p4Ek4niOkl/A04szE87JKTvO:A3k03kHRJJeW4SkZP4sz9Mb6Pji0Aj
- TLSH T17DC54A16F6784362D07AC0B9C6D6AA5AFA333446177086CB0385D33C2F277D58A7A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.9MB
- SHA256 ce3787a78f215c1237bf0501c9a7a55d115edd16a82d5692875d54a940ec3f3c
- MD5 dfd316dbf4a0feb9104dd8c0bf940976
- SHA1 d79cdd85c0e2235fb2ffa9b59d0296b8175337e7
- SHA512 c74430bd11cd199594584c60ee40dde8e9d263dc62818348b5e58a67dbf137facf29480de2933d85bfc785319f13a78d0903c36b3ec93b8183b190dcf3a4fb3a
- SSDEEP 49152:A3k03kHRJJeW4SkZP4sz9Mb6Pji0AjoTd9CHKyao:A3k03kHRHfkZcQjoKCqo
- TLSH T10BD53A16F6B84366D07BC079C6D6A65AFA33384517708ACB0385D33C2F277D18A7A726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.9MB
- SHA256 2d702f33ee9c1ce4ffbe1a8f1731dd9744394df5b22d847f90f38280de0eeed4
- MD5 2d9c0eee444e4dadeaddc9a655dea59d
- SHA1 d27b7e2caa5dd96d4eb9be3c5ebd334300aeb8b7
- SHA512 103b67dd3e4309a33d5531c1276c45dbe8516f8d0ee19f3782496669a99f107b21ec45f364fd8ce1d7ce490359fbc2949c78c97b8a89667f9e5fb9bbaeef7e5c
- SSDEEP 49152:A3k03kHRJJeW4SkZP4sz9Mb6Pji0AjKPji0Aj:A3k03kHRHfkZcQjo0jo
- TLSH T1C6E52A16F6784362D077C0B9C6D2A69AFA32344617708ACB0385D73C2F277D58A7A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\javac.exe
- Size 2.4MB
- SHA256 85fb0d23d4802548effeeb9e601412e189c9e1bf4d6bc3b3eebc244960184333
- MD5 2e7883c4d8c313e8d5961e59d3fa7de2
- SHA1 bff5dc6a52c326a6686625c6dd94b43181cfa62c
- SHA512 aec0a525f8a95a78fbe97ddb42e9930d269aa0d6f2e43a3ac7533df7cacc4a3cee98c407c8b15eee332a64781f4d575655c637712604714f4a9c14fcfd561376
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6b20fZe0p4Ek4niOkl/A04szE87JKTvv:A3k03kHRJJeW4SkZP4sz9Mb6Pji0Ajp
- TLSH T123C54A16F6784362D07AC0B9C6D6AA5AFA333446177086CB0385D33C2F277D19A7A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 2.5MB
- SHA256 1281149afece8f6a973081e8edf2d064856622f08b979d93b09b8dbf034a28b3
- MD5 737dfbd6c6505c73e65724c85e142c86
- SHA1 01547f90747206656bd4c15ae98b0b182fb075ce
- SHA512 9ea4af6b7e5aa90c392682bd958ba7c3dbb11dee0292b8b81a523c7c8b4d7ead53e29f281eca7013ac5cff6dead8d014ef4a78ca7878fe5fecb40c982aa3eb84
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6b20fZe0p4Ek4niOkl/A04szE87JKTvQ:A3k03kHRJJeW4SkZP4sz9Mb6Pji0Ajq
- TLSH T1F2C53A16F6B84362D07AC075C6D6AA5AFA333841177086CB0385E33C2F377D59A7A726
- MD5 SHA1 SHA512 SSDEEP TLSH