Analysis
- max time kernel
123s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 04:24
Behavioral task
behavioral1
Sample
2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260629-e1g52acz8w
- SHA256 4c3780e28bbb286aa763a8e348f6379495506e0c3306bfd9275d29eca98af34c
- MD5 a3803faa332b9407e1dd820da33a0313
- SHA1 740bdba78d65cb04c0b89ef9f5c1036467fcf6e2
- SHA512 c581cbbe56d2f2ed63b8340cf698809a8bed058aa6ed519c1078933b1425e5a5e7d1b00b157c27484acf52c5781499c82c41b4747bbd34ec976d489e1c94d1a0
- SSDEEP 49152:A3k03kHRJARJtpYq4eW4SkZP4sz9MbE56rX:A3k03kHR+R/6FfkZcBrX
- TLSH T100C54A16F6788762D077C0B9C5D2AA5AFA3238451F308BCB0345DB283F277D59A39726
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1304-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c50a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1304-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2200-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0005000000019ccf-1273.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c50a-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d1-11.dat aspack_v212_v242 behavioral2/files/0x0005000000019ccf-1273.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2200 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" 2026-06-27_a3803faa332b9407e1dd820da33a0313_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:\Windows\SysWOW64\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_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.NetFX40.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_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 opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_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 created C:\Program Files\Java\jdk-1.8\bin\javah.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_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 opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_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\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe patcher.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.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\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$ 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1304 2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2200 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-27_a3803faa332b9407e1dd820da33a0313_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-27_a3803faa332b9407e1dd820da33a0313_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:1304
-
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:2200
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 4c3780e28bbb286aa763a8e348f6379495506e0c3306bfd9275d29eca98af34c
- MD5 a3803faa332b9407e1dd820da33a0313
- SHA1 740bdba78d65cb04c0b89ef9f5c1036467fcf6e2
- SHA512 c581cbbe56d2f2ed63b8340cf698809a8bed058aa6ed519c1078933b1425e5a5e7d1b00b157c27484acf52c5781499c82c41b4747bbd34ec976d489e1c94d1a0
- SSDEEP 49152:A3k03kHRJARJtpYq4eW4SkZP4sz9MbE56rX:A3k03kHR+R/6FfkZcBrX
- TLSH T100C54A16F6788762D077C0B9C5D2AA5AFA3238451F308BCB0345DB283F277D59A39726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.0MB
- SHA256 de45586afd0b44ec46a0ec6e2e463e3edbbcd6da61e8948c22a6a44dbb709c9d
- MD5 f522571dff84648e70899f98423922d6
- SHA1 4762bbfbbf29b8804d0397939b97f63ba5c62a52
- SHA512 9b9878e7977b1d8e19e5518a9f59ccb285f5af961dd4372679953a730e5d4d204f7ebb309549142ccf9f4bc2fa650a743ee48a1c4179d15072e253ac86e0db44
- SSDEEP 49152:A3k03kHRJARJtpYq4eW4SkZP4sz9MbE56rTPji0Aj:A3k03kHR+R/6FfkZcBrLjo
- TLSH T1B5E52916F6784762D077C0B9C5D2AA5AFA3238451F308BCB0345DB282F277D59A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe
- Size 2.5MB
- SHA256 bc70c50814463ac3298d1962561debdfe627ed081be12a8e3be7f72576cccadd
- MD5 6658f6c719d5bcaf80febc76cbfe46ae
- SHA1 c0756ece68bf15316db400af61fdd5f88b0af4ab
- SHA512 d7160d1f08ca25a72134ac20bfd0c6816cf2dc6aa428a866e30558ef56216e19f22020e1b76e8a5ca01b8eff137ec53ba061aeba22a3ab22b0a92cc08d9d4d3a
- SSDEEP 49152:A3k03kHRJARJtpYq4eW4SkZP4sz9MbE56r9:A3k03kHR+R/6FfkZcBr9
- TLSH T1DDC52A16F6784762D0B7C079C9D6AA56FA323C450F308BCB0345AB283E377D59A39726
- MD5 SHA1 SHA512 SSDEEP TLSH