Analysis
- max time kernel
126s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
25/05/2026, 03:53
Behavioral task
behavioral1
Sample
2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
11 signatures
150 seconds
General
- Target 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.3MB
- Sample260525-efngbaes9x
- SHA256 8047bf26b892dab26eceebd07aaf2ab6de0aaae78b4129da0e372d8045ce9936
- MD5 a6e92e074cfd138800c06f82429aff00
- SHA1 1f564fa150dda83e58aaef623b847b30fb140e87
- SHA512 d4410a83c71a5deb9e2c0e5d58c8ab9b4527d199c95f966b850e83ef9a2071d373e14f92a57f733d8580ac69b2b5833abcae2d0c16f274396ec97f80f14c3372
- SSDEEP 49152:A3k03kHRJF56rbeW4SkZP4sz9MbmeW4SkZP4sz9MbBPji0Aj:A3k03kHRMr7fkZc+fkZcRjo
- TLSH T16BF52A16F5788722D07BC0B9C6D6AA5AFA3338451F708ACB0285D73C2F276D58636736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5060-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000002a903-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a411-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5060-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2524-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0018000000000476-1871.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0028000000000476-2074.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000300000002a903-5.dat aspack_v212_v242 behavioral2/files/0x000200000002a411-11.dat aspack_v212_v242 behavioral2/files/0x0018000000000476-1871.dat aspack_v212_v242 behavioral2/files/0x0028000000000476-2074.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2524 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" 2026-05-25_a6e92e074cfd138800c06f82429aff00_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 2026-05-25_a6e92e074cfd138800c06f82429aff00_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\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_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 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_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\32BitMAPIBroker.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_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}\visicon.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.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\IEContentService.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-05-25_a6e92e074cfd138800c06f82429aff00_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\uninstall\helper.exe$ patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2020.503.58.0_x64__8wekyb3d8bbwe\WindowsCamera.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe patcher.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\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_4.0.2.0_x64__8wekyb3d8bbwe\StickyNotesStub.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.6.10571.0_x64__8wekyb3d8bbwe\WindowsTerminal.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_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 (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.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\Office16\XLICONS.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\notification_helper.exe 2026-05-25_a6e92e074cfd138800c06f82429aff00_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 2026-05-25_a6e92e074cfd138800c06f82429aff00_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 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5060 2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2524 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-25_a6e92e074cfd138800c06f82429aff00_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-25_a6e92e074cfd138800c06f82429aff00_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:5060
-
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:2524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.3MB
- SHA256 8047bf26b892dab26eceebd07aaf2ab6de0aaae78b4129da0e372d8045ce9936
- MD5 a6e92e074cfd138800c06f82429aff00
- SHA1 1f564fa150dda83e58aaef623b847b30fb140e87
- SHA512 d4410a83c71a5deb9e2c0e5d58c8ab9b4527d199c95f966b850e83ef9a2071d373e14f92a57f733d8580ac69b2b5833abcae2d0c16f274396ec97f80f14c3372
- SSDEEP 49152:A3k03kHRJF56rbeW4SkZP4sz9MbmeW4SkZP4sz9MbBPji0Aj:A3k03kHRMr7fkZc+fkZcRjo
- TLSH T16BF52A16F5788722D07BC0B9C6D6AA5AFA3338451F708ACB0285D73C2F276D58636736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{ABFE1D03-25DD-40E1-8BAF-A69810AC7F7C}\MicrosoftEdge_X64_139.0.3405.125.exe$
- Size 3.4MB
- SHA256 35c0fc374824a86ce31d5574d73e4a671c0620ac53c541f30adbcd1e39c9380c
- MD5 0d5730e5cf840702da11713230e11f51
- SHA1 1a6426cea44345f64bfbfd960acda7a6ef89ffff
- SHA512 5c85d5925cee92305c7e6b59afec3d8c19195df7e14fea91846d4c082381b53edbfcd5c5efe8d01aab40d5255af2f0621f8a31c29c25679e2fc138824d78ccb4
- SSDEEP 49152:A3k03kHRJF56rbeW4SkZP4sz9MbmeW4SkZP4sz9MbBPji0Aj+BPVAU:A3k03kHRMr7fkZc+fkZcRjoSBPVl
- TLSH T10FF52A16F5788722D07BC0B9C6D6AA59FA3338451B708ACB0385D73C2F276D58A36736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.8MB
- SHA256 669b2ffd87b72d9f79d3ac6a4ef491e9cc929a4a7324a8cf395b311d95f607c6
- MD5 ce32ffd65b64b2fe6f02565d69915b9c
- SHA1 b56ba49bcf3c76f1200b5df68a6637284ba763d8
- SHA512 766f98db10fbc28153d09aaed075382a64c5224f9eb46823118c1220083629ff353709ab080542e4891319214628073dd4f6944d2846c540a839108d4635c421
- SSDEEP 49152:A3k03kHRJF56rbeW4SkZP4sz9MbmeW4SkZP4sz9MbBPji0AjKPji0Aj:A3k03kHRMr7fkZc+fkZcRjo0jo
- TLSH T150161A16F5788722D077C0B9C6D6AA9AFA3338455B308ACB0285D73C2F277D58636736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
- Size 3.6MB
- SHA256 c4c3728c6b93f71fc4c37604aad27d7e8c503066269265322a1acbfa299566d1
- MD5 19a68010224f8495fef2393e677f0253
- SHA1 06302829ea847d18d4d938e7ffa3739dfb716448
- SHA512 59fb4037c5971f264792dea2107882d90f4639326647e362aa4c46fc8f9acd0c7e7901c157512064114b723b3bf85537da687d25fe0fc05a71bedeff571a10d9
- SSDEEP 49152:A3k03kHRJF56rbeW4SkZP4sz9MbmeW4SkZP4sz9MbBPji0AjYi2WH3:A3k03kHRMr7fkZc+fkZcRjoMuX
- TLSH T13F062A16F6788722D07BC0B9C6D6A65AFA3338455B3086CB0385D73C2F276D58A36736
- MD5 SHA1 SHA512 SSDEEP TLSH