Analysis
- max time kernel
119s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/07/2026, 02:48
Behavioral task
behavioral1
Sample
2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260630-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260703-dakykaft8k
- SHA256 7f2252d3341a1118f12a14931018c0738921e76a1a336fd71502eae04b6c57cf
- MD5 8e7c4c342e270fdc80d42b66b3643b2b
- SHA1 b4564bef5b1e030f8281fa8010a31f94fe6fd05a
- SHA512 c7d2c641a20a1a0ea510d70c4152c77270e26b9ed9bfa27b18d7dd2c4222bfe251493bf26872e9d0131e49031409ea4d61ac87b8ea6fef530e4b0c423821b9dc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxFj3aFZe0p4Ek4niOkl/A04szE8u:A3k03kHRJueW4SkZP4sz9Mbj
- TLSH T161954B16F6B84362D0B2C075C9D6AA56FA313C4617308ADB0349F7282F377D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4876-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4f3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2c5-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4876-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3204-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00b3000000017627-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000e00000001c4f3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2c5-11.dat aspack_v212_v242 behavioral2/files/0x00b3000000017627-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3204 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" 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_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 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Google\Chrome\Application\140.0.7339.81\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.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\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_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\Internet Explorer\ieinstal.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe$ 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.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)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.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\msoev.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe$ 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\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\Internet Explorer\ExtExport.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.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\Java\jdk-1.8\jre\bin\java.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.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\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.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\Java\jdk-1.8\bin\jstat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 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 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4876 2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3204 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-03_8e7c4c342e270fdc80d42b66b3643b2b_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:4876
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3204
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 7f2252d3341a1118f12a14931018c0738921e76a1a336fd71502eae04b6c57cf
- MD5 8e7c4c342e270fdc80d42b66b3643b2b
- SHA1 b4564bef5b1e030f8281fa8010a31f94fe6fd05a
- SHA512 c7d2c641a20a1a0ea510d70c4152c77270e26b9ed9bfa27b18d7dd2c4222bfe251493bf26872e9d0131e49031409ea4d61ac87b8ea6fef530e4b0c423821b9dc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxFj3aFZe0p4Ek4niOkl/A04szE8u:A3k03kHRJueW4SkZP4sz9Mbj
- TLSH T161954B16F6B84362D0B2C075C9D6AA56FA313C4617308ADB0349F7282F377D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 74f2c7138f51e8bb76c20531228546b6ef6f840dbbf3b1cc836b051be2bd94dc
- MD5 56a5315362e949a444eea390cac29807
- SHA1 c3cc6e314c3542c8c99f38cb40b3734e69713add
- SHA512 7407e896bcddda3b8a6870b8ab0462bf0cb1c15eb1272c39088b5a52f96ae2d3b7ce0c708c70ccda2d6c1666d5fe4f7e6bad9ba3f8da2de7ee39b5d906a08415
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxFj3aFZe0p4Ek4niOkl/A04szE8S:A3k03kHRJueW4SkZP4sz9MbfPji0Aj
- TLSH T15BB52B16F6B84362D0B3C0B9C9D6AA5AFA313C4617308ADB0345E7282F377D5963A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.9MB
- SHA256 fcc0045905a403a38745dddf07e0e52fbe48f251fa2bd754fb31ce7b0801cd2e
- MD5 71ef59fe890a0501827b93f89b552f61
- SHA1 b5d086621612b272179e5aafddc98aa2ee9ed383
- SHA512 90a945f7a2d806017e1177c0e593d168ba56483953d1f6a076e4baddf36c0aedb46619e4f575cbfbe2b37d86afa9468f83c2b8dd0cf6172cfe72118fe71e9d32
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxFj3aFZe0p4Ek4niOkl/A04szE8m:A3k03kHRJueW4SkZP4sz9Mbh
- TLSH T130954B16F6B84362D1B2C075C9D6AA56FA313C851B308ADB0349F7282F337D5AA39735
- MD5 SHA1 SHA512 SSDEEP TLSH