Analysis
- max time kernel
113s - 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
18/05/2026, 17:18
Behavioral task
behavioral1
Sample
2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260518-vvq4raat21
- SHA256 ead9b54af62f0043039410e0b7dbd32c3ff572d1d9ab442fb5aa80044d362208
- MD5 b4766624135c7e93875bedc2f1e4553e
- SHA1 787a70dbe2ecb037bda1d38b37df5626155eabb1
- SHA512 1e9ce7e39bc533b75453bd63725448030df3c53f8e6f90dc67954ed2e31391a6c3928f5b28b476ee660e7ae4d7cba059456bc2525d44f191618a3c6b3768405f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyE:A3k03kHRJP56rkpYqqpYq
- TLSH T1BC954A16F6644B75D07BC0B9C5D29696EA333C450F308BCB1385DA283F277E19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/4044-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b47b-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a341-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4044-57-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1968-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000027ab9-1378.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0009000000027a68-1489.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000027a68-1533.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0013000000000673-2068.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b47b-6.dat aspack_v212_v242 behavioral2/files/0x000300000002a341-11.dat aspack_v212_v242 behavioral2/files/0x0008000000027ab9-1378.dat aspack_v212_v242 behavioral2/files/0x0009000000027a68-1489.dat aspack_v212_v242 behavioral2/files/0x000d000000027a68-1533.dat aspack_v212_v242 behavioral2/files/0x0013000000000673-2068.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1968 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" 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe patcher.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_1.0.36.0_x64__8wekyb3d8bbwe\Time.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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\Microsoft Office\root\Office16\msoasb.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\Microsoft Office\root\Office16\ONENOTE.EXE 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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}\grv_icons.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ patcher.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\Mozilla Firefox\plugin-container.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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}\outicon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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 patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe patcher.exe File opened for modification 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\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.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 2026-05-18_b4766624135c7e93875bedc2f1e4553e_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 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4044 2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1968 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-18_b4766624135c7e93875bedc2f1e4553e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-18_b4766624135c7e93875bedc2f1e4553e_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:4044
-
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:1968
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 ead9b54af62f0043039410e0b7dbd32c3ff572d1d9ab442fb5aa80044d362208
- MD5 b4766624135c7e93875bedc2f1e4553e
- SHA1 787a70dbe2ecb037bda1d38b37df5626155eabb1
- SHA512 1e9ce7e39bc533b75453bd63725448030df3c53f8e6f90dc67954ed2e31391a6c3928f5b28b476ee660e7ae4d7cba059456bc2525d44f191618a3c6b3768405f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyE:A3k03kHRJP56rkpYqqpYq
- TLSH T1BC954A16F6644B75D07BC0B9C5D29696EA333C450F308BCB1385DA283F277E19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
- Size 2.5MB
- SHA256 feaaf4f8de10a55e08de8d6139c770949e26e732d7510c5646f1cc99500467da
- MD5 96119547789090a1806b4dff62ebd513
- SHA1 aa54baf40eca66270a597906d0fb3ec3d0243668
- SHA512 3c07bac26f8139c16d3e745aa0d555168a699af394f2b6c13c7532cb885d8a73ef9a0bb480ef06eb89ef4b448a6cbf3b013c84999a0b0714eb11bc6f73c055ac
- SSDEEP 49152:A3k03kHRJP56rkpYqqpYqKVk0QGTvntQb:A3k03kHRirk6Z6EHaib
- TLSH T1AAC56C16E2A847A5D07BC179C6D39657FA323C450F3097CB0395DA293F636E19A3E322
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
- Size 1.9MB
- SHA256 f44d0ed1d5f051780eea319c4dc9b6c20b3322a8987b7655c8ab66bc89869b36
- MD5 2fa1382f8012b5ae086e53d6b10ba872
- SHA1 097d4c753dc34e4e4d8d93ccafed523694124901
- SHA512 f5ed106e4a3ff77f77dc16df3da31e0d8176908e6a947f2c1e2cdda434302948b44628a94ac109b8daeda8562e5531c45526e902e3a6bbb81d39d5cf68351af7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyEzhk:A3k03kHRJP56rkpYqqpYqTW
- TLSH T176954A16F6644BB5D07BC0B9C5D29656EA333C450F308BCB1385DA683F277E19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.3MB
- SHA256 aea9200b46d7445b5a6e9de2fdcec40bbf88c1648a96612114dbc0d357f67bd8
- MD5 99c266d003acd528cdf9d02d84daae7f
- SHA1 d210c78763db02f4a19a3af0d8505f891140068a
- SHA512 e7617bf8b7f8626119e8e10daf48290247ea5f39b9eb2d360c12054bb9efb2227b084cf97358c79398165753ecd8d8244647524fe5952239225e9cf488a48b5b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyEX3TQ:A3k03kHRJP56rkpYqqpYqHTd9CHKyao
- TLSH T1C4B56B16F6A44AB5D07BC179C9D29656EA733C450F308BCF13859A283F33BD19A39722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 b715d4f2097f9f17fa014a9d5e3f58e05fee91dfa26e80c90158a08b6c0b5626
- MD5 15e9a2334e8cb61421fccba4095b98ad
- SHA1 ba42f7d7a52e4912260a349a0696a2e8f21155a0
- SHA512 5d348d9e7c098ba75a1a3ab590a823a751c9853cb1c8ee766f0047977f02d9bb41d480f19e6eaf3ed2664ea743a97e75e4018dc61fe454ee8a0b8750b9076361
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyED0Lu:A3k03kHRJP56rkpYqqpYqjPji0Aj
- TLSH T181B54B16F6644775D077C0B9C5D2A69AEA3238450F308BCB0385DB683F277E59A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
- Size 2.1MB
- SHA256 7fb50687c9bb10c2cd174cce03cb9dcf1d407a6f5042ee4a3199a738c9654d11
- MD5 1fa4e4e914578cad30657b83d951941b
- SHA1 246a51a44541aff9c6dc531b2228ea972ae8ebd0
- SHA512 fa8f8dab12dc5f51784233f66936185bfc34621a82c6a0a90707e5b2fe41b6e70b9fcf1e5e62dbf0b1ca1832b4cfb8fbfdf93389203b7e9265608bc54a378205
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5TvinrmF+vEa25jcAkSYqyE05jcAkSYqyEfV+r:A3k03kHRJP56rkpYqqpYq/i2WH3
- TLSH T1E8A55B22F6644B75D07BC179C9D2966AEA323C410F3087CB1345DB293F277E19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH