Analysis
- max time kernel
101s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
31/05/2026, 11:20
Behavioral task
behavioral1
Sample
2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260531-nffadaft8z
- SHA256 464cfccf76f796c81890c699c69295fa6fbc26137846a01ef8de058d20e62ab4
- MD5 63af2a7c62c2889f546e6f2b7c15c881
- SHA1 76cc23f8537cab55e88f0addbc6e779af188eb2c
- SHA512 927bdbcfe55581eaa17992e3e0517939d4e14dc4d8b228ddf8ac7d93efbd838ee74a8c7580956f2293c6ed40e8c3868465e9aa3c20be006fa2366b1d42d18603
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5lKD7tqD5TvinrmVD5TvinrmgGMD5Tg:A3k03kHRJX56ru56rV56rX
- TLSH T172756A02A6980FA4D25F8174D9964A62E6737C525F2087DF1364BF263F327C0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/2416-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b432-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2552-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a2a8-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2416-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2552-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002ab68-1219.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002a000000000478-2053.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b432-5.dat aspack_v212_v242 behavioral2/files/0x000300000002a2a8-12.dat aspack_v212_v242 behavioral2/files/0x000200000002ab68-1219.dat aspack_v212_v242 behavioral2/files/0x002a000000000478-2053.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2552 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" 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_1.0.38.0_x64__8wekyb3d8bbwe\SoundRec.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.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\javaw.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\Installer\setup.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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.Loader.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_10.2.41172.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ patcher.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_164640\javaws.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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}\accicons.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.42251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_1.0.36.0_x64__8wekyb3d8bbwe\Time.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\cookie_exporter.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_proxy.exe$ 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.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\native2ascii.exe 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE$ 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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$ 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2416 2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2552 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-31_63af2a7c62c2889f546e6f2b7c15c881_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:2416
-
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:2552
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 464cfccf76f796c81890c699c69295fa6fbc26137846a01ef8de058d20e62ab4
- MD5 63af2a7c62c2889f546e6f2b7c15c881
- SHA1 76cc23f8537cab55e88f0addbc6e779af188eb2c
- SHA512 927bdbcfe55581eaa17992e3e0517939d4e14dc4d8b228ddf8ac7d93efbd838ee74a8c7580956f2293c6ed40e8c3868465e9aa3c20be006fa2366b1d42d18603
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5lKD7tqD5TvinrmVD5TvinrmgGMD5Tg:A3k03kHRJX56ru56rV56rX
- TLSH T172756A02A6980FA4D25F8174D9964A62E6737C525F2087DF1364BF263F327C0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 cf5d2442899562e7305c054e807678998b5da81a6ae0287f0cf964a06586d916
- MD5 8b980c6be49bc5c50a721dfe8ee97ac0
- SHA1 3c97b1bd6825755d3cb92911b49c5973ef949f99
- SHA512 70b7a4123dbed240f94369f68d2a324f94db628c281f31a4227cc64e3e79e1e3adc2be3b1d2396c7f1f907883ed95ed79f93bede2d98b60a53e4af1e015e227f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5lKD7tqD5TvinrmVD5TvinrmgGMD5Tk:A3k03kHRJX56ru56rV56rTPji0Aj
- TLSH T1B8A53916E6A84FA5D06FC174C9924656EA733C425F2087DB1354BE293F337D0AA3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe
- Size 2.1MB
- SHA256 17c7acb167bce1c1174995fcdd33f4f0890425aa9e504c32367db0919c8ec8af
- MD5 88ee737ae5fd146ca367bac343a48365
- SHA1 f95e211b244d7b917abf677b6f6ad8174e604c5b
- SHA512 4e2cc21936288ece0f2bc118b7b3ca7a9c2d7f886b3a2c1cf52fda2430817c7f1147b02b9a23c148139bc09ad4ddba126a6e70e06c708409b8ffa19f6eb8714b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5lKD7tqD5TvinrmVD5TvinrmgGMD5Ts:A3k03kHRJX56ru56rV56rZi6
- TLSH T1F6A51783AB468FB5F14F803489914279A6737E190FD347DB125D7E1A3F326886AF8217
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
- Size 1.9MB
- SHA256 005bebf2a37e11f1b5924d7b65ea48ebb73f179be67bc89e512d326b02ef1742
- MD5 dc930fb5f82bfb7c4a0747b3793000df
- SHA1 ba3dcd89a96f8c69f999496c216a2bf7473ffec2
- SHA512 46b646369ad6c6bb562476e9ba2fdefaf558f8b569a45c5d4e16dd1460cc6e42794663fbfccfd7340d10e59383a2b2cf47c382c493f8960a4272277ec99788d5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL5lKD7tqD5TvinrmVD5TvinrmgGMD5Td:A3k03kHRJX56ru56rV56rPi2WH3
- TLSH T16B957A12A6980FA5D25F8134C9968666E6377C424F2187DF1354BF2A3F327D0AE3A353
- MD5 SHA1 SHA512 SSDEEP TLSH