Analysis
- max time kernel
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 15:00
Behavioral task
behavioral1
Sample
2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260731-sdrmvavfld
- SHA256 526d6cfe6197a198c9d30b72e316d03866e3758a96224324d0c0d6b157188a3e
- MD5 0b43c126512296400e747c0537167fea
- SHA1 7a285d61e9c1c61e16d77ea2f947b4ee9254e286
- SHA512 d2408eadbac17b17b2ae8bded4843f4538d16f56ad9b26aa1634ffe868eeb1b4cef70f58ff1d62c7c5f4399180addf670caf9a0fdd2a2f717b27339e3684db50
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm06:A3k03kHRJARJd56ru56r0
- TLSH T1C4655A17A6980FA8D11FC1789A924962E7737C125F2097CF1354AE263F72BD0AE39353
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/2868-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c48a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2868-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4104-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019bea-682.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0005000000019d33-1264.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b7bd-1823.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c48a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019bea-682.dat aspack_v212_v242 behavioral2/files/0x0005000000019d33-1264.dat aspack_v212_v242 behavioral2/files/0x000300000001b7bd-1823.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4104 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" 2026-07-31_0b43c126512296400e747c0537167fea_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 2026-07-31_0b43c126512296400e747c0537167fea_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\jre-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-07-31_0b43c126512296400e747c0537167fea_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 (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.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\EdgeCore\139.0.3405.125\msedge_proxy.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\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-07-31_0b43c126512296400e747c0537167fea_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 created C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File created C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.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\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-07-31_0b43c126512296400e747c0537167fea_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 patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_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}\msouc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE patcher.exe File created 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)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe patcher.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\Java\jdk-1.8\bin\unpack200.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.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\Java\jre-1.8\bin\java.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.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 2026-07-31_0b43c126512296400e747c0537167fea_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 2026-07-31_0b43c126512296400e747c0537167fea_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 2868 2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4104 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_0b43c126512296400e747c0537167fea_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_0b43c126512296400e747c0537167fea_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:2868
-
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:4104
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 526d6cfe6197a198c9d30b72e316d03866e3758a96224324d0c0d6b157188a3e
- MD5 0b43c126512296400e747c0537167fea
- SHA1 7a285d61e9c1c61e16d77ea2f947b4ee9254e286
- SHA512 d2408eadbac17b17b2ae8bded4843f4538d16f56ad9b26aa1634ffe868eeb1b4cef70f58ff1d62c7c5f4399180addf670caf9a0fdd2a2f717b27339e3684db50
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm06:A3k03kHRJARJd56ru56r0
- TLSH T1C4655A17A6980FA8D11FC1789A924962E7737C125F2097CF1354AE263F72BD0AE39353
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe
- Size 1.6MB
- SHA256 d3fcfa1c0ce85849ab092f23309c18d9610f897b317b490e942b06de169bbe46
- MD5 f9cd1a693e0351c465aa5bb6fd16b551
- SHA1 2d7f79c40942d5cbab41e919c19ddf929afbbc74
- SHA512 b4218c048173982a0f375b8d45a818ba8f7f25aa19a201eb263f46462de951778abd6865554c9de5f7caf4eb01cb4148fd53c371e5794662f5b746b47f2aa369
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm0zA35ik:A3k03kHRJARJd56ru56rqpX
- TLSH T12E755A16A6980FE5D16FC1748A914962E7737C125F208BDF0350AE263F32BD0AE3A757
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 53084813cc86404734df3447d49a909f98b9ff09636a451a1c8fadf4115f2ba5
- MD5 44da10793188d72e394486fa3bd5879a
- SHA1 dc3fdb95e7ff0d2c3664d93f3b8824f2a61fca80
- SHA512 2779b600ac7a0f5edc4d55619b6833bbce9ff60308bf31286696b4e76346cd04c973bf53c4b1429fcc572fc04cd7dd858169ae0019dd054e67ca2e1c9b17134d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm0K0Le5b:A3k03kHRJARJd56ru56rsPji0Aj
- TLSH T142954916B6A84FA5D06FC178C5929656EA733C424F3087CB0354AE293F377D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\policytool.exe
- Size 1.4MB
- SHA256 5631dd8ee1b3f7863b27d6e9711782fc0ec9ee6544b9c7f04eafbe2521617e4d
- MD5 7da5bbec3fefa78bab38e75664021bcd
- SHA1 2fb11f35348e1f6b4a9ec835a187846a4f867c78
- SHA512 9014c3b5c0ed47d2e7fc5fb635c61dcbb18e4d71eaf1fc6fd2f13d8ae6a462fce3f04ba404de848443d62bbf88067fa1999bef0b04bd5499e8283ab3fecf3d2b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm0QT:A3k03kHRJARJd56ru56rE
- TLSH T102655A07A6980FA8D11FC1749A924A62E7737C125F2097CF1354AE263F72BD0AE39357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
- Size 1.4MB
- SHA256 7883d5b615b9a5105c98432d50516949404c20c2314583c66e64cd8fd39f8bfb
- MD5 781113b1fd6481604d17921678629151
- SHA1 9dd7a75c2c3fc00671576d4cda6a2d78072b4e57
- SHA512 8570d9cf3a2b3c0e0e0cfd626363b4c0b09e73fddb1d6e1ed132dde6ebea928952d5941fa472eb30ef837b3f351d258d2a55c9b5ce326938bf3fbf47cafab0a6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoo9hEL+pHaMD5TvinrmVD5Tvinrm04F:A3k03kHRJARJd56ru56rE
- TLSH T1CE654906A2980FA8D25F8174C9968A62E7777C524F2097DF1354BE263F327D0AE39353
- MD5 SHA1 SHA512 SSDEEP TLSH