Analysis
- max time kernel
117s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 00:48
Behavioral task
behavioral1
Sample
2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.5MB
- Sample260802-a5r4ksbb39
- SHA256 b02d708a700f4c8b0e5ded4fad1fb3fd84906b2eb4cc0ce84fde395721ae6488
- MD5 4c568c240cb60da07bc642aa17fded13
- SHA1 3d0ee861efc88289a8ef7a588a537cf778b404b5
- SHA512 859ee24f48bb15b2d52bea77a1c77aec27ab31638ddcffc6390ea404bd890285f9c83e0b7071f00122c2e5d048f426a8d4ea2889d31bddbbea175bac36aa6778
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2I:A3k03kHR3fkZcNfkZckc
- TLSH T155061A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB024AD76C2E277D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/2868-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c48a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2868-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4116-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019916-345.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001bacb-347.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0005000000019da8-1029.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019cca-1293.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c48a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019916-345.dat aspack_v212_v242 behavioral2/files/0x000200000001bacb-347.dat aspack_v212_v242 behavioral2/files/0x0005000000019da8-1029.dat aspack_v212_v242 behavioral2/files/0x0004000000019cca-1293.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4116 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" 2026-08-01_4c568c240cb60da07bc642aa17fded13_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 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File created 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\jre-1.8\bin\pack200.exe$ 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe$ patcher.exe File created C:\Program Files\7-Zip\7zG.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_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 created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.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\pack200.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe patcher.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.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\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Mozilla Firefox\private_browsing.exe$ 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_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\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE$ 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_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}\misc.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.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\Java\jdk-1.8\jre\bin\servertool.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.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 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_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 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2868 2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4116 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_4c568c240cb60da07bc642aa17fded13_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_4c568c240cb60da07bc642aa17fded13_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:2868
-
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:4116
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.5MB
- SHA256 b02d708a700f4c8b0e5ded4fad1fb3fd84906b2eb4cc0ce84fde395721ae6488
- MD5 4c568c240cb60da07bc642aa17fded13
- SHA1 3d0ee861efc88289a8ef7a588a537cf778b404b5
- SHA512 859ee24f48bb15b2d52bea77a1c77aec27ab31638ddcffc6390ea404bd890285f9c83e0b7071f00122c2e5d048f426a8d4ea2889d31bddbbea175bac36aa6778
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2I:A3k03kHR3fkZcNfkZckc
- TLSH T155061A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB024AD76C2E277D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.1MB
- SHA256 0fb400da2a04c71b219002eb0d64b285d1e7c72668e36655c5403739333afb3b
- MD5 dc7c061ee7ab54361b166f379abc764c
- SHA1 f93d10dc5cb10b09bad6c6a3d4503bfecb7197c0
- SHA512 bb308e5946f3ffe3e3bbe75d3fa6c1a78f5f6616d3de89e8f09514b570237bf5aeee64032f2a172d868f2dca0432b8bba2ebfa017c95cde27c481822494fcbce
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2IQPji0Aj:A3k03kHR3fkZcNfkZckcZjo
- TLSH T1F8160A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB0246D76C2E277D6D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jstat.exe
- Size 3.6MB
- SHA256 f38f293689fff419467980db7370cd73cb11a2e7be6bcaa307a50110e2a2a712
- MD5 aa4668232e69fd81b0bea4d7cde2b402
- SHA1 5fbfcffab12475786c663eb10ff47e4a550c3188
- SHA512 cde3e9a601ce7420630ef6088714f66108988403f03e52bb82e7b8876e191e6af290cd764780a35c989ece63e82df17257ab255401843bf31568acf4faf824d9
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2Io:A3k03kHR3fkZcNfkZckcP
- TLSH T1A9061A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB024AD76C2E277D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jstat.exe
- Size 3.6MB
- SHA256 77dd034007b053ed28082f8e3f48278cbbe2166b84606d9ed5103a967c5de381
- MD5 832ec432c6d255a63e7034bc25c6e4e7
- SHA1 198c8b6ab64b12f922c87f7854ba1c579e772044
- SHA512 d7018567179c91c20370157a98dc5c809e57eff68ebe807396ce1a525cb7536f850f1cdd2ba5dd63ccb6a1af0a91de042eaa82893fe168bedc2ff7ba417680c2
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2IB:A3k03kHR3fkZcNfkZckca
- TLSH T1DD061A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB024AD76C2E277D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 3.6MB
- SHA256 f1d69f0721fc8ac824980858fbe8a18ee0d0048a61adf096fc6ff3868420e6ab
- MD5 94e1c9afa4e8e700893eb53394be82c6
- SHA1 98bbd67e566f6e98177744cd25ec63b3f5fb46f3
- SHA512 001447f3e2bf876837d28778dfe50c1161a3a3b9ef3622a7292ad504f5a25f65ecb0850778fb4b2005c3c0cc7f61fbcceb2e4a205a73291ed4b11ae04d7c79d6
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2IV:A3k03kHR3fkZcNfkZckcW
- TLSH T1A6061A16F6788332D0B3C0B9C5D6AA9AFE3234465B308ACB024AD76C2E277D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 3.6MB
- SHA256 759908e4828ffd0c6ddbe08a812a4db94cbc3ab1e44fd3c8e6197e2db9e656cc
- MD5 76fc1452fdc0db4035987b95a0f0c1ca
- SHA1 cf5e1a1142ad7fe0758f353e43de31d85e1ea144
- SHA512 b0d2b1af51bc0cad6e71c076777ac8bb65a631a7606d7c22e84838ddd0ece40423a480be0d4a799350613d49c460ca3db64ba846185087dd491c8e3c85da8631
- SSDEEP 49152:A3k03kHRJ9eW4SkZP4sz9Mb5eW4SkZP4sz9MbkqJtb2IdqJtb2Ig:A3k03kHR3fkZcNfkZckcr
- TLSH T168061A16F5788322D0B3C0B9C5D6AA9AFE3238465B308ACB0249E76C2E377D5D536735
- MD5 SHA1 SHA512 SSDEEP TLSH