Analysis
- max time kernel
112s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 16:08
Behavioral task
behavioral1
Sample
2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260602-tk7hbabs4j
- SHA256 43fadf4ca2f24f257b338d057ac67b31bd005291effed26bacd54108bdb6dbb6
- MD5 b375c69e8f84e57375bb7adea22d9cd2
- SHA1 3120acddda4bff7fa55abdc0bb90e9c2789681da
- SHA512 455f27d4b0f65ff29770ff1ba2894420efe708f589e87249790b4039c90372bf40bd523f40b596f72e79e00f1559dc4397b05b86ce85a6674543d3bd198b2ec3
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCpQ0D:A3k03kHRJARJu
- TLSH T136353807E69800E8D11E8174C7968A22F777785617E092CB13D4D63E2F62BD0AEFA357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4464-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001900000002b4f5-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a3f9-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4464-59-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2344-72-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000029ce5-1294.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000029f0e-1532.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001900000002b4f5-5.dat aspack_v212_v242 behavioral2/files/0x000200000002a3f9-11.dat aspack_v212_v242 behavioral2/files/0x0002000000029ce5-1294.dat aspack_v212_v242 behavioral2/files/0x0002000000029f0e-1532.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2344 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" 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe$ 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe patcher.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsNotepad_10.2102.13.0_x64__8wekyb3d8bbwe\Notepad\Notepad.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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}\lyncicon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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.Loader.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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\Java\jdk-1.8\jre\bin\jabswitch.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File created 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$ 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.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\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe$ 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4464 2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2344 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-02_b375c69e8f84e57375bb7adea22d9cd2_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:4464
-
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:2344
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 43fadf4ca2f24f257b338d057ac67b31bd005291effed26bacd54108bdb6dbb6
- MD5 b375c69e8f84e57375bb7adea22d9cd2
- SHA1 3120acddda4bff7fa55abdc0bb90e9c2789681da
- SHA512 455f27d4b0f65ff29770ff1ba2894420efe708f589e87249790b4039c90372bf40bd523f40b596f72e79e00f1559dc4397b05b86ce85a6674543d3bd198b2ec3
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCpQ0D:A3k03kHRJARJu
- TLSH T136353807E69800E8D11E8174C7968A22F777785617E092CB13D4D63E2F62BD0AEFA357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe
- Size 1.5MB
- SHA256 207b31e7b3c171b9d5540a52d11a97633a4aa718aac3d9339b5d605b09e77389
- MD5 08947a51ce069cad6c2dbe308bdca469
- SHA1 1be8b8a0fe7ebc6dfa0ef63d7892ce5dd54aca1e
- SHA512 8736146f7fbd80b58e671d6a975e599d0679d6a077265ebcdbf699f0603f3634c8f959c8b118495df71e91b0f2d5cbb1d13b2e737fb2ab16d5c7e9b61a4635b7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCpQ0j3Td9CHKy7GZO:A3k03kHRJARJsTd9CHKyao
- TLSH T14E753812E29400E8E06E8634CBA64612FA777C5617E096CF13D4D63E1F326D09EF9B63
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 a0fc28f8d4f2c7f3b762f759d2fb4c215d1aeee9e07dd551a2b26468f5df36d0
- MD5 1ce818c0ca28484ed97473cd502a9a9e
- SHA1 33b592cb500dd3406fe59583d3ff3922ef17fa0b
- SHA512 c35727ab5c32eb9e4fba4ca66251f1d9fc3c56b7df377fe150ff4b2b2ab1a24e4a53a5ae9ccbbb1167afceaa8893c5b76e570fe8e99f660561858205e6e3e2e8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCpQ0/0Le5ji0hmxNrM:A3k03kHRJARJePji0Aj
- TLSH T105755916F6A402A5D06EC178C7D29656FA33384207B086CB13D4D63D2F67BD19EBA363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
- Size 1.1MB
- SHA256 97f8d4c46bebabbd35f4bbbc18aa353772df421af9aebaa7ac14818201d0629c
- MD5 826b7bb86da9ac2582760ed3d39ccfd7
- SHA1 7c3e2f07dde984cdea6dffbcbb103d3771cdaaec
- SHA512 dda1bb075b65d50ec602cafd0d7fa08718927517f11c2d114c96f9d2f2b142a7cc8aaf6581f7d5c18f9224b27093aabed92e68aeb80ff785cd374c07af93cf9a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCpQ0bF:A3k03kHRJARJm
- TLSH T126453802E69500A8D14E8134CB968A12F6377D9207E096EB13D4F63E2F727D0AEF9757
- MD5 SHA1 SHA512 SSDEEP TLSH