Analysis
- max time kernel
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 09:35
Behavioral task
behavioral1
Sample
2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260729-lktx8afe45
- SHA256 ff519dd91f0368c3b0b57c344b06484000919cef9c7f09d8bf8ad7c901aac9d1
- MD5 44c744105d65811af738d2cf01a8a926
- SHA1 663205b1c10752957b88673b11df18b59fcf87b4
- SHA512 23d17675c9e78d0f2bdf2512d3cbd9f23006747f3f778d3a784f0b968c142a87eabb05f73cca000796b5abd6704fe8e803737bd86a9e6323249f5f922e562a2f
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagaulh3sZF:A3k03kB56rd
- TLSH T1D8355A02E6950FA5D54F81309E958662EA377D821F2097EF2358BF253F327C07A39297
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/548-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c544-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b311-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/548-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4912-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001acc1-938.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c544-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b311-11.dat aspack_v212_v242 behavioral2/files/0x000300000001acc1-938.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4912 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" 2026-07-29_44c744105d65811af738d2cf01a8a926_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 2026-07-29_44c744105d65811af738d2cf01a8a926_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\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jhat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.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\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ patcher.exe File opened for modification 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\VideoLAN\VLC\uninstall.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_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\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.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 opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.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 (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE$ 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.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 2026-07-29_44c744105d65811af738d2cf01a8a926_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 2026-07-29_44c744105d65811af738d2cf01a8a926_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 548 2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4912 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-29_44c744105d65811af738d2cf01a8a926_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-29_44c744105d65811af738d2cf01a8a926_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:548
-
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:4912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.0MB
- SHA256 ff519dd91f0368c3b0b57c344b06484000919cef9c7f09d8bf8ad7c901aac9d1
- MD5 44c744105d65811af738d2cf01a8a926
- SHA1 663205b1c10752957b88673b11df18b59fcf87b4
- SHA512 23d17675c9e78d0f2bdf2512d3cbd9f23006747f3f778d3a784f0b968c142a87eabb05f73cca000796b5abd6704fe8e803737bd86a9e6323249f5f922e562a2f
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagaulh3sZF:A3k03kB56rd
- TLSH T1D8355A02E6950FA5D54F81309E958662EA377D821F2097EF2358BF253F327C07A39297
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 09b9ba4e7086129e4f241555f48a19fd9f2b188c638bf0b9f607fc82965e83df
- MD5 c245009a58c48cec9a2257d52dd387e6
- SHA1 7216c85540982f822e11356cb964632d12f4a883
- SHA512 83fa9f80f001a06b9dd1c6e7d353b8fb012ae0cfeec0fff499e777bd6b38c2a5b22dd3960fc47630ee290b9a70410418b3211b666e970561deb90c80c751b6e0
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagaulh3sZB0Le5ji0hmxNrM:A3k03kB56rpPji0Aj
- TLSH T1E0754A16E6A40B65D06BC074C9D69666EA733C821F3087DB1354BF283F337D1A63A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE
- Size 1.7MB
- SHA256 a7276ecdd1298936eae078eef9475df3694b0c7b7d719c9885a0cdff706fdbff
- MD5 7bee1041afbd7a12db39f1f97fce92ee
- SHA1 9319b5dcc83d5eafc39c82512ae530e9ba5659a8
- SHA512 342a63b0b5c8e31996fd907cb32ea1e9fc81418c11db60055955a62fea4fc50cd7012e9e2f13d5f1fe65c1bfbf3b516bb80de079d17eebcaf65b094d27213605
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagaulh3sZ5MRIWmfvD09Zm757fLAS7v:A3k03kB56rSIWmKmd7DAS0S
- TLSH T1B3857B02E7950AE5C54F8034C99A8622EA73BD461F2087EB5354FF1A3F327916B2D35B
- MD5 SHA1 SHA512 SSDEEP TLSH