Analysis
- max time kernel
120s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 17:10
Behavioral task
behavioral1
Sample
2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.8MB
- Sample260810-vprhbsdp4t
- SHA256 6f67afd83fe1ed2e09a12c95a0970a1068b9bace10174b35c9ab351d0a524585
- MD5 b4400a220815c21939297aaefbff62bb
- SHA1 5a95aec49843501c4f627c4060d9cadb2f0da387
- SHA512 355097d67419d993e0c9e56f2378d0fa80449e42a86d3d0e6ac1218e530e3f8404c4646c32668915ba71083e5bdf4d18d5f9939c33fe6b4ab6b3eb59c68b5673
- SSDEEP 49152:A3k03kHRJA56ru56r+qJtb2IEeW4SkZP4sz9MbkqJtb2IQPji0Aj:A3k03kHRTrbr+FfkZckZjo
- TLSH T153061A16F6788766D077C079C5D2A69AFA3338425F308BCB03459B283E277D5993A732
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/3440-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c405-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3440-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5328-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c405-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5328 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" 2026-08-10_b4400a220815c21939297aaefbff62bb_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:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-10_b4400a220815c21939297aaefbff62bb_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\Windows Defender\mpextms.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe$ 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_132812\javaw.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe$ 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ 2026-08-10_b4400a220815c21939297aaefbff62bb_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}\lyncicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.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\CLVIEW.EXE 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_132812\javaw.exe$ 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.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\cookie_exporter.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\rmid.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE$ 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-10_b4400a220815c21939297aaefbff62bb_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 2026-08-10_b4400a220815c21939297aaefbff62bb_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 2026-08-10_b4400a220815c21939297aaefbff62bb_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 3440 2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5328 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_b4400a220815c21939297aaefbff62bb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_b4400a220815c21939297aaefbff62bb_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:3440
-
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:5328
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.8MB
- SHA256 6f67afd83fe1ed2e09a12c95a0970a1068b9bace10174b35c9ab351d0a524585
- MD5 b4400a220815c21939297aaefbff62bb
- SHA1 5a95aec49843501c4f627c4060d9cadb2f0da387
- SHA512 355097d67419d993e0c9e56f2378d0fa80449e42a86d3d0e6ac1218e530e3f8404c4646c32668915ba71083e5bdf4d18d5f9939c33fe6b4ab6b3eb59c68b5673
- SSDEEP 49152:A3k03kHRJA56ru56r+qJtb2IEeW4SkZP4sz9MbkqJtb2IQPji0Aj:A3k03kHRTrbr+FfkZckZjo
- TLSH T153061A16F6788766D077C079C5D2A69AFA3338425F308BCB03459B283E277D5993A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.3MB
- SHA256 61cb1337f0b0013a5af7c4e32c505783cbb303d1677eb64fe63ecdcb762bfb52
- MD5 439a791f43b3dce19556ec7554feed30
- SHA1 4a878877e597144e7b591971bc682d363a0617f2
- SHA512 afbab218d1cbd329877fea7bd1b671a0781d30163d19213939bb0c92e82e09760c58c1e6bf1dcd8213f788dcac7f36d74866a3eac62bc4093a314777f68deae0
- SSDEEP 49152:A3k03kHRJA56ru56r+qJtb2IEeW4SkZP4sz9MbkqJtb2IQPji0AjKPji0Aj:A3k03kHRTrbr+FfkZckZjo0jo
- TLSH T1FB261A16F6788762D077C0B9C5D2A69AFA3238425F308BCB0245DB6C3E277D5953A732
- MD5 SHA1 SHA512 SSDEEP TLSH