Analysis
- max time kernel
111s - max time network
147s - 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, 22:10
Behavioral task
behavioral1
Sample
2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260804-13jbrser2s
- SHA256 39518ceb813705c4d87fe03bbe233771a9607e2d2128f7d8e527e3a015a5c645
- MD5 dcb9d1e9dd7349ace4f19d50c25e57b8
- SHA1 1944be94d8b53f7142c0f5f16454ec098da78845
- SHA512 a20160d7c1a030c1aab5b5ba40058488ec8d3c1382683c5659780223e3db0fa7bfca47b7d29b904a9e416e103c5ea696e6bc228272c85fbc4a3ab246f2e34bf9
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasy3tPSYTqMi8CtBd2QHCHmTBW5kD5TJ:A3k03kHRJSqJtb2Ij56r
- TLSH T179854A16E6A44BA5D06BC074C9D29656EA333C425F3087DF1345BB293F337D1AA3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4696-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4696-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4812-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001d0000000188c1-1523.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e3-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x001d0000000188c1-1523.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4812 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_dcb9d1e9dd7349ace4f19d50c25e57b8_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_dcb9d1e9dd7349ace4f19d50c25e57b8_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 created 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}\lyncicon.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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}\sscicons.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.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\jre\bin\ktab.exe$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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}\ohub32.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe 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 (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.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.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.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\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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 created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.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\Java\jdk-1.8\jre\bin\javaw.exe$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe$ 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification 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\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\Microsoft Office\root\Office16\msotd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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 created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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_dcb9d1e9dd7349ace4f19d50c25e57b8_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 4696 2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4812 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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:4696
-
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:4812
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 39518ceb813705c4d87fe03bbe233771a9607e2d2128f7d8e527e3a015a5c645
- MD5 dcb9d1e9dd7349ace4f19d50c25e57b8
- SHA1 1944be94d8b53f7142c0f5f16454ec098da78845
- SHA512 a20160d7c1a030c1aab5b5ba40058488ec8d3c1382683c5659780223e3db0fa7bfca47b7d29b904a9e416e103c5ea696e6bc228272c85fbc4a3ab246f2e34bf9
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasy3tPSYTqMi8CtBd2QHCHmTBW5kD5TJ:A3k03kHRJSqJtb2Ij56r
- TLSH T179854A16E6A44BA5D06BC074C9D29656EA333C425F3087DF1345BB293F337D1AA3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.0MB
- SHA256 c81c72af72eb8f2f55d33114082d1641af3b0be6c2c49df16e9230a00c9f39c8
- MD5 5df9d9f147010274ac09ab85f708bc9b
- SHA1 a578c83e0cd86650e4ea47f2d92e79231bd9683d
- SHA512 3b7c5620e107b6919af64eb4673288ebba7d786123a683afcddbbe9c33934cad27a891dc8716b92b008708d3a63de055c90ac9cd22b568d832309174c6088c2d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasy3tPSYTqMi8CtBd2QHCHmTBW5kD5TH:A3k03kHRJSqJtb2Ij56rfT1Llje
- TLSH T171A55B16F6A44BA5D06BC074C9929656EA733C420F3087DF1354BB293F337D1AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 c1113673c92b14770cdc14d8827b011200f44d34eb1b1661fb620b4e0b4e306a
- MD5 2e78dc6377e9ecf882b2ff95ef42c474
- SHA1 12fdf3ebae896520dcb36054d186c2622187d7d5
- SHA512 a09198fc8ebf5bca886b105c19fa645743a9a31c56a18e425f35eeef8ebb7b0142d7b6d3ed4e0ad741caa7c65daa705c984443134a4bc08be80030d1772461fc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasy3tPSYTqMi8CtBd2QHCHmTBW5kD5T9:A3k03kHRJSqJtb2Ij56riPji0Aj
- TLSH T14AB54B16F6A44B65D06BC075C9D2965AEA323C425F308BCB1345FB283F377D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH