Analysis
- max time kernel
116s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 15:22
Behavioral task
behavioral1
Sample
2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260813-sr7wzsstdv
- SHA256 46ea227e263558e90da2a3ddb67623109d8a9313cccc46d4493fe38aea21d45f
- MD5 4fb02a5b38a79ef5e1d4ca915af1ae65
- SHA1 05572c6018a6e1aaa345da10c21c746b7dc52a26
- SHA512 7d0b9684d5727e7ba6fdb7e932f287551ba1b4b024bf8bc70209cebb4227c40d58fd1d4ec177d4b29828a92d6855e854ef9275bae5f3291a4b4b9050c16c8593
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFh3NJ5zD5TvinrmC:A3k03kHRJARJH56rX
- TLSH T1A9455A07A6980FE8D15F81749A964A22E7777C120F2097CF1354AE163F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5900-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c57a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5900-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3064-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019ca5-70.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b731-1845.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c57a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019ca5-70.dat aspack_v212_v242 behavioral2/files/0x000300000001b731-1845.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3064 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" 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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\Java\jdk-1.8\bin\jconsole.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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\32BitMAPIBroker.exe$ patcher.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\wmpshare.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.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\servertool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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\Windows Defender\MpDlpCmd.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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}\grv_icons.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
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 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5900 2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3064 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_4fb02a5b38a79ef5e1d4ca915af1ae65_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:5900
-
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:3064
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 46ea227e263558e90da2a3ddb67623109d8a9313cccc46d4493fe38aea21d45f
- MD5 4fb02a5b38a79ef5e1d4ca915af1ae65
- SHA1 05572c6018a6e1aaa345da10c21c746b7dc52a26
- SHA512 7d0b9684d5727e7ba6fdb7e932f287551ba1b4b024bf8bc70209cebb4227c40d58fd1d4ec177d4b29828a92d6855e854ef9275bae5f3291a4b4b9050c16c8593
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFh3NJ5zD5TvinrmC:A3k03kHRJARJH56rX
- TLSH T1A9455A07A6980FE8D15F81749A964A22E7777C120F2097CF1354AE163F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe
- Size 1.3MB
- SHA256 bbc3974c03d11b7dd2987a006c2b170fbfc1ec12cd0ec7753cbca6b11c4012ea
- MD5 2ef7ea83e6fd004cbb1c05a8633acb6e
- SHA1 e2e1ed24400e3d7d2e94a6663ada1fc5f92f79eb
- SHA512 86b2c4e0188e9cc3fea8f28db0b3c66089dba1a8feef32c66cc5bda8269a77599f9b409079ff4dcf0229e6961724d588b6f625217bf704d695c2dd1f3cd66ffc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFh3NJ5zD5TvinrmjGmFyHUj:A3k03kHRJARJH56rdEP
- TLSH T129557C17A6980AE5D15FC1748A918922E7737C225F209BDF03509E163F33BD0AE3A767
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 cc73551b7dd7dea8cd8010bc1c2fca9e1bf9cafdd2273926f3a0043ddbbb0643
- MD5 aa2b0e3227d2ad76fbe9e1736a0dd2e9
- SHA1 4515f2c4cd79df85fc9264b649813da02c0f8c72
- SHA512 87ab6949c5ed1bb831fc83e2863d5e5eba0895cef098c8b6b1b0cb3628cc11937e780ec6bea37762c01406d3118992bb175c55e82a866cb8b64cb78b3e60af6e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFh3NJ5zD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJARJH56rTPji0Aj
- TLSH T118855A16F6A84BA5D06BC178C5D29656EA733C420F3087CB1354DE293F67BD19E3A322
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe
- Size 1.5MB
- SHA256 d6aa9886180b1b71c691e33818bdc863f0fee5762718d5dcdf8e75b57dda6bbf
- MD5 119b911eaf727facd5b8183029de146b
- SHA1 027011e7694c68b73b4a9ca737e4fe9a154ad9d0
- SHA512 44155a3a5d57105d2bddba5c659c5588f1c61d6a64dd354cc60b34f6baa41d7bba448c1f59c34e7899ce5d5d0840364820b69370f292085c15bfebbdf35bee7f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFh3NJ5zD5TvinrmfaewsAju:A3k03kHRJARJH56rflju
- TLSH T173659D13F6A84AB5C16F81748AA68622E7377C110F2057CB53A4AE193F327D06F3A757
- MD5 SHA1 SHA512 SSDEEP TLSH