Analysis
- max time kernel
120s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 10:53
Behavioral task
behavioral1
Sample
2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260718-mzfjtact2s
- SHA256 86a49e44f1280fecd2e86f53f689b73c809ce9cd69f9d465eeeccd7f4f176d5d
- MD5 8c55b8ff6f2b6092588d02419e5dc7c9
- SHA1 8d2823aa72647cb056d85c15c57116e9f8e1cecd
- SHA512 d7603fb14cb06efdb6497745fb06e9cd2f3d46701e3f2f25cfb915a4aea16a34231870c9ae748231b7c0eeb0cbcad210247a8f3b9e7b9fbd4233569fa4efcea4
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0Aj:A3k03kHR+RKfkZc6vjo
- TLSH T19AC54B16F6788376D0B3C0B9C5D6AA9AFA32344617308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/4092-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4f0-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4092-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2684-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019cbd-1023.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b95b-1346.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b967-1345.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4f0-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x000c000000019cbd-1023.dat aspack_v212_v242 behavioral2/files/0x000200000001b95b-1346.dat aspack_v212_v242 behavioral2/files/0x000200000001b967-1345.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2684 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" 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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\MpCopyAccelerator.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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\servertool.exe$ 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.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 opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.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\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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\Internet Explorer\ielowutil.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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 created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.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 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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 4092 2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2684 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-18_8c55b8ff6f2b6092588d02419e5dc7c9_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:4092
-
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:2684
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 86a49e44f1280fecd2e86f53f689b73c809ce9cd69f9d465eeeccd7f4f176d5d
- MD5 8c55b8ff6f2b6092588d02419e5dc7c9
- SHA1 8d2823aa72647cb056d85c15c57116e9f8e1cecd
- SHA512 d7603fb14cb06efdb6497745fb06e9cd2f3d46701e3f2f25cfb915a4aea16a34231870c9ae748231b7c0eeb0cbcad210247a8f3b9e7b9fbd4233569fa4efcea4
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0Aj:A3k03kHR+RKfkZc6vjo
- TLSH T19AC54B16F6788376D0B3C0B9C5D6AA9AFA32344617308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.9MB
- SHA256 64becc8cb52bb5e0d4a5d0992d4865fde4a5d40d47b287c2bd2d390c04fdf29a
- MD5 7e1a6ec39a89e00bc1835a4785c3548b
- SHA1 1144293b8d2389cde26d3b178faf79110f5ff19e
- SHA512 027696d60d760f86e779b3cf2c2b38276e0b1ae9f044f5f94b1ff5832ab6235c446471a9e0880384d7b4578b6767d0f3137c511fecaae616b00aa3159ff52d20
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0AjKPji0Aj:A3k03kHR+RKfkZc6vjo0jo
- TLSH T1B0E53A16F6788372D073C0B9C5D6AA9AFA7234461B308ACB0345D76C2F277D58A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 2.4MB
- SHA256 630b84f6c5002337cdaae05665d77ce4d59b2ad9e38148e5e6d6e5414c1aad2b
- MD5 c44c121e52fe6bcc452d4f02029f8354
- SHA1 2353a5648caf7b8a230f939b7a625243c6b43b37
- SHA512 a2ae3b2cb4c6b0473b07a4ec1d78a76dfacff6d28b4af82ffdc9ca89731addf118e64604d22f79e5b23edc63abc0a894b12757f8a3c3c430b8c5e80190ad73bc
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0Aj7:A3k03kHR+RKfkZc6vjoX
- TLSH T131C54B16F6788376D0B3C0B9C5D6AA9AFA32344617308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\private_browsing.exe
- Size 2.5MB
- SHA256 64311afb2974e5a0471bb3b1006bd1ef00d1fa283400e7c1eaa5f39e5d3a1346
- MD5 0da5b5d7ccd68a3c78d5682ddd13b2fc
- SHA1 f2e6ccb6652d522467a398233e5676fb7c3d5327
- SHA512 000d75c3188c11bb8c54e9ceb4099c219d4b9f2112bec973f4887d2ad26e7febe10c9a81977f8d4568147c53c94969b7ae5e1f86141908a84ecbdc6d775936f3
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0Ajxp:A3k03kHR+RKfkZc6vjoVp
- TLSH T112C54B16F6B84372D0B3D0B9C5D6AA5AFA3234461B308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\private_browsing.exe$
- Size 2.5MB
- SHA256 a178d51c0cd5ac84263bbe51f74420da542fd9fbf85d19dd2312132c832174d4
- MD5 298311e159dbccdd63f1ba45181ee187
- SHA1 5391101ee637fc156dc8c0a86706ab215df11bca
- SHA512 157b39063e5e1ef41a56e25162ab2c8a02dbaf6814d967aa7783f476affd6ee907707880c357bcc6f1f524faa14b12f2862877c0a7f7bb8ccc443282ddd344b1
- SSDEEP 49152:A3k03kHRJARJIeW4SkZP4sz9Mb6HPji0AjA6IR:A3k03kHR+RKfkZc6vjoQ
- TLSH T169C55B16F6784376D0B3C0B9C5D6AA5AFA3234461B308ACB0345D72C2F27BD59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH