Analysis
- max time kernel
111s - max time network
154s - 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, 13:32
Behavioral task
behavioral1
Sample
2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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_b39fb6519462c8cfb04a973730ffd1d6_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_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.6MB
- Sample260810-qs9qvsgd94
- SHA256 e495cf3996f56195554daab00fc59dc0764e959b829d61cd27163407aa800058
- MD5 b39fb6519462c8cfb04a973730ffd1d6
- SHA1 cc1a441458c6b232aae7568efe356b680f1d7e37
- SHA512 f055850b893bf52e1cd4513853c1558785b115738cfd6f086b36726c69535ac0dbb0fb0e471ae2d831b97e3c2379716eae57ce19410a92fe4edddf3e5b3946dc
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9Mb:A3k03kHR/fkZcNfkZc
- TLSH T194C51A16F6788323D0B2C0B9C5D6AA5AFE32344657308ACB0349D72C2F277D5963A779
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/4744-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c58d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4744-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2856-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000184b7-107.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019cf4-1025.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ace7-1292.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c58d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x00030000000184b7-107.dat aspack_v212_v242 behavioral2/files/0x000c000000019cf4-1025.dat aspack_v212_v242 behavioral2/files/0x000300000001ace7-1292.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2856 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" 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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\Microsoft Office\root\Office16\ORGCHART.EXE patcher.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)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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 opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.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\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created 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\extcheck.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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}\osmclienticon.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\EdgeWebView\Application\122.0.2365.106\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.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 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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 (x86)\Internet Explorer\ielowutil.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_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.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\Microsoft Office\root\Office16\CNFNOT32.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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\Java\jdk-1.8\bin\jar.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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.DBConnection.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\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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\VideoLAN\VLC\vlc-cache-gen.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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 4744 2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2856 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_b39fb6519462c8cfb04a973730ffd1d6_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:4744
-
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:2856
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.6MB
- SHA256 e495cf3996f56195554daab00fc59dc0764e959b829d61cd27163407aa800058
- MD5 b39fb6519462c8cfb04a973730ffd1d6
- SHA1 cc1a441458c6b232aae7568efe356b680f1d7e37
- SHA512 f055850b893bf52e1cd4513853c1558785b115738cfd6f086b36726c69535ac0dbb0fb0e471ae2d831b97e3c2379716eae57ce19410a92fe4edddf3e5b3946dc
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9Mb:A3k03kHR/fkZcNfkZc
- TLSH T194C51A16F6788323D0B2C0B9C5D6AA5AFE32344657308ACB0349D72C2F277D5963A779
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.1MB
- SHA256 49d05e98ae3eb4d689db5703c2e7720c33201959bd85ae91e65ef58a57b2c7c4
- MD5 cc33c107dac098dfcd0438cf7135ca10
- SHA1 220ea9a57d53b33007e0af34714c0174222a11d8
- SHA512 b5a9f23fec57e7c5a28e768f91952f208780c1e1813b54543f820aa47bc8e41acdb98e32f3832ef000eeb933ed88604fb481fdc672dce2b6234011445c9ed869
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9MbBPji0Aj:A3k03kHR/fkZcNfkZcRjo
- TLSH T152E51916F6788323D0B3C0B9C5D6AA9AFA72344657308ACB0349D72C2F277D5963A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 2.6MB
- SHA256 298e092cc81f74519c5c9c584d71b65289ee4e5a577af3d411fc51aa095fc0a3
- MD5 8aac9ebc56a4c1ddb671e08ab185d8b7
- SHA1 df9d9159cf42d4a07907f8b50c5adcbc6eb650f8
- SHA512 372558928c8d6ca0ef1147b7c003428e0be724ee26a20b21a5f3eb701e3a79be55dda79affba6a4e63cec574619571c7fa57aae7f5408bdeb198e36d2e9a3995
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9Mbu:A3k03kHR/fkZcNfkZcu
- TLSH T1F1D51A16F6788363D0B2C0B9C5D6AA5AFE32344657308ACB0349D32C2F277D5963A779
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
- Size 2.7MB
- SHA256 61a74ee00ce4e5cae6d1bebdedb82cf49966b577154d678e77f4e18ae646c7e7
- MD5 9e2d0db194fc94ff3e10066086a190ac
- SHA1 d02a9b769a42c2f76137d656390ebae46f5b4375
- SHA512 5dfb9315ada7e28f08583809b8870d05a6565f24780b1142463ce8423d6c3d0319151e2a7d270adfbb6f945ede4f7496e66570bbc23ff1ddd7933804188cc38b
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9Mbj:A3k03kHR/fkZcNfkZcj
- TLSH T191D51A16F5B88323D0B2C0B9C5D6AA5AFE32384657308ADB0349E72C2E377D59635739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe
- Size 2.7MB
- SHA256 c3c2935f17a8de24af682bbe7338285fb40f602caae9af3abee2dece3fb6ad44
- MD5 c51d21f563cfe0d5957cd5524b531612
- SHA1 a93af7531b3fdd2d479262d911f41463d4b52d27
- SHA512 853b2bb5fc4df2b3a0151d0e327ec0c3dc29ac6193daad089eaa0cbce9c25fee70591956dc47f44dc23a12714fde3b13ec02de652d3da34a3afeaf0595e64a9d
- SSDEEP 49152:A3k03kHRJdeW4SkZP4sz9Mb5eW4SkZP4sz9MbgD:A3k03kHR/fkZcNfkZcgD
- TLSH T1AAD51A16F6788363D0B2C0B9C5D6AA5AFE32344657308ACB0349D32C2F277D5963A779
- MD5 SHA1 SHA512 SSDEEP TLSH