Analysis
- max time kernel
109s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/06/2026, 03:50
Behavioral task
behavioral1
Sample
2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260601-ed42aaes6j
- SHA256 9c0a0aecb55669273c433e177c9a3658f2131cc1babf450b276352cc290d50ed
- MD5 0cf6f98f23c627b127be2089cad774b1
- SHA1 5a66e6bfcb17e5b3551ca446ed1e5ebf3e6eae63
- SHA512 593f734c0fbbb79f5e3553d8a0da93ce91543337999118d4181fdd3fe0690a6bc1c016c49fc81fa531de992556b1b851d837331b8ffec7be3fbd42f8029ab7c0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5Tvinrm5FQNXr6D5Tvinrmh5jcAkSYqyE:A3k03kHRJP56rC56rapYq
- TLSH T1F2754916F6684FA5D06FC178C5929666EA733C454F3087CB1354AE293F33AD09A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3716-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b559-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a408-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3716-63-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3976-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x009f000000027281-1139.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000025acf-2093.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b559-5.dat aspack_v212_v242 behavioral2/files/0x000200000002a408-11.dat aspack_v212_v242 behavioral2/files/0x009f000000027281-1139.dat aspack_v212_v242 behavioral2/files/0x0002000000025acf-2093.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3976 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" 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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\Java\jdk-1.8\jre\bin\jabswitch.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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}\accicons.exe$$ 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe$ patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.41182.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.2104.12721.0_x64__8wekyb3d8bbwe\LocalBridge.exe patcher.exe File created C:\Program Files\7-Zip\Uninstall.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe$ 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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 opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zFM.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\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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 2026-06-01_0cf6f98f23c627b127be2089cad774b1_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 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3716 2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3976 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-01_0cf6f98f23c627b127be2089cad774b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-01_0cf6f98f23c627b127be2089cad774b1_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:3716
-
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:3976
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 9c0a0aecb55669273c433e177c9a3658f2131cc1babf450b276352cc290d50ed
- MD5 0cf6f98f23c627b127be2089cad774b1
- SHA1 5a66e6bfcb17e5b3551ca446ed1e5ebf3e6eae63
- SHA512 593f734c0fbbb79f5e3553d8a0da93ce91543337999118d4181fdd3fe0690a6bc1c016c49fc81fa531de992556b1b851d837331b8ffec7be3fbd42f8029ab7c0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5Tvinrm5FQNXr6D5Tvinrmh5jcAkSYqyE:A3k03kHRJP56rC56rapYq
- TLSH T1F2754916F6684FA5D06FC178C5929666EA733C454F3087CB1354AE293F33AD09A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 f06fbf9a238440a7f3bf803f770ca8c7a01b6648273d6a09e9fca88f456879a2
- MD5 5ee1860a81b5d0f9f2be856adcf8f70b
- SHA1 e11cbee7df221e715bac5c6dee5a905d133ec974
- SHA512 5016dd86c5c1f4cbcdc4d1f6e79d46a699a42c9b224e1bfdd5e0b127fac48bd3a5cb95f937bfce48752fb681f40380e97e36f21fab5631fc55fd057ab77482a4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5Tvinrm5FQNXr6D5Tvinrmh5jcAkSYqyED0Lel:A3k03kHRJP56rC56rapYqjPji0Aj
- TLSH T188A53916F6644F65D06FC079C5D2969AEA733C425F3087CB0385AE283F276D19A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe$
- Size 2.0MB
- SHA256 e4b22ffc262d820adf5a8793e8cc6a328f509dd2a6cd887c8efad55ae2bf953e
- MD5 88380d8f70dfa70a1349b3f6a6c299c8
- SHA1 e0ac2a44506cd37c3b759d661080066f1c092977
- SHA512 9aef703c35a0ec1b2658cd2dc558f2997102384facb59c9da24f2de7899b78dc57ecc1058db6d1b9440fccaa42a3cf8c4cbfe5673a99289d34d601f048ad3006
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5Tvinrm5FQNXr6D5Tvinrmh5jcAkSYqyE+1owb:A3k03kHRJP56rC56rapYqe1lkWu0ya
- TLSH T14CA54A12B7A84F65E07FC17489A29656EA737C515F3083CF1354AE293F32AD09A39723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
- Size 1.8MB
- SHA256 610d849ce0a67c051d124be5018fe61b6e7f323ef0cb4e44fa45fe0fc0b53e81
- MD5 df36d31f6c8fa64b2ec8cc0ba9a94e29
- SHA1 521a9d36f3f9c75af8127db6bb7efa5d9d12043c
- SHA512 001d78b9b953b5d4d68351d7d2c88a5f2182639666ce82bc07c4db7a64115bf01d344b78239bade83650f298a87b73b4dce1c7b25118d138f43b67ce8fd98f30
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlaTeD5Tvinrm5FQNXr6D5Tvinrmh5jcAkSYqyEfV+Pz:A3k03kHRJP56rC56rapYq/i2WH3
- TLSH T186954A12B6A84FB5D06FC174C9929666EA333C414F3087CB1354AE293F776D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH