Analysis
- max time kernel
108s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 18:51
Behavioral task
behavioral1
Sample
2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
- Size 3.5MB
- Sample260804-xhmlxack9x
- SHA256 3f44f095920f5f917ba4e97350696854c81922cfba0b773866f7a68e8f93fd31
- MD5 ab9db2e6fe921b6aa5da3034feafc8f5
- SHA1 c2455c05a378e15f5811f626602d066cb47ac098
- SHA512 b0cfe73788703306264267aed54f4d108fd7fca3003b33c4b1a9dbc85c11fda9d8c3f1e1167e802e6f489c820cdb792485339aa969660fd6adadd63490291a00
- SSDEEP 49152:A3k03kHRJUeW4SkZP4sz9MbkqJtb2IQ8tDZqrKU56rtTeX:A3k03kHR6fkZckzqrtTQ
- TLSH T15EF53A16F6B887A2D07BC075C6D29666FA7338410F7087CB0285D73D2F276D19A7A722
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4772-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e4-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4e5-10.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4772-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/256-76-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019917-356.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019b9d-678.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e4-6.dat aspack_v212_v242 behavioral2/files/0x000e00000001c4e5-10.dat aspack_v212_v242 behavioral2/files/0x0003000000019917-356.dat aspack_v212_v242 behavioral2/files/0x0004000000019b9d-678.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 256 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" 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process 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\Mozilla Firefox\default-browser-agent.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_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 (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.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\Java\jdk-1.8\bin\javah.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.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 (x86)\Internet Explorer\ielowutil.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\7-Zip\7zG.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.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\jhat.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_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\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.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\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.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)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ patcher.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf 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 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4772 2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe 256 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_ab9db2e6fe921b6aa5da3034feafc8f5_amadey_cobalt-strike_elex_hijackloader_stealc_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:4772
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:256
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.5MB
- SHA256 3f44f095920f5f917ba4e97350696854c81922cfba0b773866f7a68e8f93fd31
- MD5 ab9db2e6fe921b6aa5da3034feafc8f5
- SHA1 c2455c05a378e15f5811f626602d066cb47ac098
- SHA512 b0cfe73788703306264267aed54f4d108fd7fca3003b33c4b1a9dbc85c11fda9d8c3f1e1167e802e6f489c820cdb792485339aa969660fd6adadd63490291a00
- SSDEEP 49152:A3k03kHRJUeW4SkZP4sz9MbkqJtb2IQ8tDZqrKU56rtTeX:A3k03kHR6fkZckzqrtTQ
- TLSH T15EF53A16F6B887A2D07BC075C6D29666FA7338410F7087CB0285D73D2F276D19A7A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 4.0MB
- SHA256 f07454e185134f81b9dbfce6bd232f008635b506ed9abc491fd1277bfc2bb5bb
- MD5 93403300091a9f20b54fccfd19a1b1a6
- SHA1 4878bf44f279caa2f6e6ba2a785c8f65e8e2415d
- SHA512 7850134eee161f1f02cc69c6e8a41164bea3ca3bef4f2edeb6c42cc953bd3de0a9893c945e896e293c5b6db402295b37ddc59bf3f4f6242c1033b4dec53537dd
- SSDEEP 49152:A3k03kHRJUeW4SkZP4sz9MbkqJtb2IQ8tDZqrKU56rtTeTPji0Aj:A3k03kHR6fkZckzqrtT2jo
- TLSH T1F2162A16F67847A2D07BC079C6D2966AFA7338411F7087CB0285D73D2F276D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\kinit.exe$
- Size 3.5MB
- SHA256 91b1963ae9e191623ec07dfb91f200b5ea816bff72ea5ed566828c458c608c4b
- MD5 6772cfb5bd4a7b1953b7ef4b5c040742
- SHA1 eecf30749d4839c7be982da12b7a60c75caaff39
- SHA512 626bc3f67aa5baf33677cdfb28addc368902b26bb9b3524aaa51a0329d66e6b820a6ad425021e8209fb3013a433d00629328c920e562951083ea50c182599057
- SSDEEP 49152:A3k03kHRJUeW4SkZP4sz9MbkqJtb2IQ8tDZqrKU56rtTe6:A3k03kHR6fkZckzqrtT7
- TLSH T1E2F53A16F6B887A2D06BC075C6D29666FA7338410F7087CB0385D73D2F276D19A7A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe
- Size 3.5MB
- SHA256 60453ce48146199602157bfeef1feef05fdad9334226e28de3efabfed2eca645
- MD5 b3dda2927d5b2672c719287e34b0e909
- SHA1 ea3e88c7e97c29f513d121e81a4f1fecc38ee125
- SHA512 21b6ab3aec1c09b4e15c1c33c4d7ce8c8bba004440d2b3f1c379b59bc94f5d5e1248c30ec72f508b114f2c60dc8fd79e3aae901adb9bd77f87306958523fbdaa
- SSDEEP 49152:A3k03kHRJUeW4SkZP4sz9MbkqJtb2IQ8tDZqrKU56rtTeC1:A3k03kHR6fkZckzqrtTr
- TLSH T1C3063A16F6B887A2D07BC075C6D29666FA7338410F7087CB0285D73D2F276D19A7A722
- MD5 SHA1 SHA512 SSDEEP TLSH