Analysis
- max time kernel
123s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/06/2026, 03:08
Behavioral task
behavioral1
Sample
2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
11 signatures
150 seconds
General
- Target 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.7MB
- Sample260604-dm4ansav5q
- SHA256 0cead6cabed90b75916844e53a2e0d7ba8cc96158a3696ec41f6ac3669af3432
- MD5 a21d5127a6496ab3c86e9af6cd8e5647
- SHA1 2f89e03c5f115912321039f5507279d69a77e2b6
- SHA512 b5e0fa6012b421de361033b2c599e9073a465f5e83ba2c9f3e121588897f24d97df3e20af0c6802990f0bbe8bcc1fe179843738acffa2c369ce57e295187600b
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0Aj:A3k03kHR+R8Xfjo
- TLSH T15FD53A16F6A44375D073C079C9D2A69AEA3238825B308ACB1345E76C2F377D5DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/5856-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001800000002b753-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5096-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a2a8-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5856-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5096-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000028d44-1282.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000800000001a60f-1380.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00110000000004a9-2064.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001800000002b753-5.dat aspack_v212_v242 behavioral2/files/0x000300000002a2a8-12.dat aspack_v212_v242 behavioral2/files/0x0003000000028d44-1282.dat aspack_v212_v242 behavioral2/files/0x000800000001a60f-1380.dat aspack_v212_v242 behavioral2/files/0x00110000000004a9-2064.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5096 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" 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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\7-Zip\Uninstall.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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 opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\dotnet.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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}\misc.exe$ patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_2.2106.2807.0_x64__8wekyb3d8bbwe\Cortana.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\7zFM.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.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\Java\jdk-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_2.2106.2807.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.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 (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.6.10571.0_x64__8wekyb3d8bbwe\TerminalAzBridge.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.6.3102.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateOnDemand.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.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_bk\1.3.143.57\MicrosoftEdgeComRegisterShellARM64.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5856 2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5096 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-04_a21d5127a6496ab3c86e9af6cd8e5647_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:5856
-
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:5096
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.7MB
- SHA256 0cead6cabed90b75916844e53a2e0d7ba8cc96158a3696ec41f6ac3669af3432
- MD5 a21d5127a6496ab3c86e9af6cd8e5647
- SHA1 2f89e03c5f115912321039f5507279d69a77e2b6
- SHA512 b5e0fa6012b421de361033b2c599e9073a465f5e83ba2c9f3e121588897f24d97df3e20af0c6802990f0bbe8bcc1fe179843738acffa2c369ce57e295187600b
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0Aj:A3k03kHR+R8Xfjo
- TLSH T15FD53A16F6A44375D073C079C9D2A69AEA3238825B308ACB1345E76C2F377D5DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
- Size 3.4MB
- SHA256 7acd64a643013f32f2a3d5c2d8354929965bfd043607c708c8ef4f455ad91e57
- MD5 35bbd6dc2cac3253fc301b03151c803d
- SHA1 70928e43b69d8200a297bdcf1abf9ca9413edf03
- SHA512 08c1cebb8680b143917a40d73a7a471d33d538f290eaacc2f9f6f1fd5ca16965c9795a850939c8357cd7850e1a88dd4ed3308928f898e0c60f1fc3fee57661c8
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0AjPVk0QGTvntQb:A3k03kHR+R8XfjoCHaib
- TLSH T19BF55B26F6A843A5D077C179C5D39A4AFA313C4217308ACB0395E72D2F777E19A3A721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.2MB
- SHA256 0ede133482af7e17c237abd0123439e4cd237d5b2625b46025c2ae011d352480
- MD5 66b22744c98354c00a75dee2bf9b011e
- SHA1 b01d5f5cba95166d6781b1e9bc445fe1fe487868
- SHA512 6b31f57eb3bb8d45dcc89ee9e03e622730bb204a6a889e4f3ec32ecf79f1ab839bce7eb60653e0c31282b2c1cf1df7dbc6f11895192c5562c830b7c4ab0a82cf
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0AjKPji0Aj:A3k03kHR+R8Xfjo0jo
- TLSH T169F53A16F6B44375D073C0B9C5D2A69AEA3138825B308ACB1385E76C2F377D59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 2.8MB
- SHA256 1bada7344001dc02ed6dbb422655f3ea69e1f2bda95a26970a2e32626faa4c94
- MD5 213a976e915819c5c52262366db8f40b
- SHA1 59b15648ba4de21dce462c9894a64e2f818c1d7b
- SHA512 1eed99b6ca374b719b88dc1ea39cac84488e7e44b50aa6d7c551f513229c94cc525d01ca03580ece5945b5fc128301c6379d57e3ed63155412efecfa3c469295
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0Ajq:A3k03kHR+R8Xfjo2
- TLSH T15ED53A16F6A44365D073C079C9D29A9AFA313C825B308ADB1385F7282F377D59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
- Size 2.9MB
- SHA256 8b480d4a1334c525dc1870fdf68d159cef9d88b5b401d6083979c82f18560a51
- MD5 aee0aac461cc7db95759e5bdc1c3f649
- SHA1 b47c38fab49f0c6a7b0692bed11e83e707284062
- SHA512 822b972407a1afd0bd3405815929ef8b50c42c9dca2f2f4ece11c64e21b160d318ae444ec0fe070e76bb1fef3e7d11089fadd1b8dee80d6c30e05c95497f6ebd
- SSDEEP 49152:A3k03kHRJARJWqJtb2I0qJtb2I4Pji0AjYi2WH3:A3k03kHR+R8XfjoMuX
- TLSH T161E54B26F6A44375D073C079C9D2A69AEA3138825B308ACB1345E72D2F377D5DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH