Analysis
- max time kernel
117s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 15:38
Behavioral task
behavioral1
Sample
2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.1MB
- Sample260820-s287ssec37
- SHA256 74ce770d662175732078a6769cca3ac522e306b1f1a8bd175a24e1c4ca244c2b
- MD5 45c527f09639cf6cfc52dd06dfc3bc59
- SHA1 2ac928f0f76c5de0762842790a3e0047c739e55e
- SHA512 ddccbc722eea0c554a141f042cf4c18d487de0ccb49b5f182c7b1e67907e48cd7e8aa7d2906b502f37b606516f64221eeba57b52be28b2226c84c653a77c21ae
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFqELaFZe0p4Ek4niOkl/A04szE87JKTv2:A3k03kHRJARJweW4SkZP4sz9Mb8pYq
- TLSH T116A53A16F6788376D0B3C0B9C5D6AA9AFE32344617308ACB0345D7282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3476-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c536-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2b0-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3476-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/7112-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c87-1284.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b6ee-1712.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c536-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2b0-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c87-1284.dat aspack_v212_v242 behavioral2/files/0x000300000001b6ee-1712.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 7112 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" 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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 opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.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\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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 (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File opened for modification 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\Java\jdk-1.8\bin\serialver.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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 3476 2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 7112 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_45c527f09639cf6cfc52dd06dfc3bc59_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:3476
-
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:7112
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.1MB
- SHA256 74ce770d662175732078a6769cca3ac522e306b1f1a8bd175a24e1c4ca244c2b
- MD5 45c527f09639cf6cfc52dd06dfc3bc59
- SHA1 2ac928f0f76c5de0762842790a3e0047c739e55e
- SHA512 ddccbc722eea0c554a141f042cf4c18d487de0ccb49b5f182c7b1e67907e48cd7e8aa7d2906b502f37b606516f64221eeba57b52be28b2226c84c653a77c21ae
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFqELaFZe0p4Ek4niOkl/A04szE87JKTv2:A3k03kHRJARJweW4SkZP4sz9Mb8pYq
- TLSH T116A53A16F6788376D0B3C0B9C5D6AA9AFE32344617308ACB0345D7282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe$
- Size 2.7MB
- SHA256 92037767f6ac124cf213f8d0b259f8b38fd9aefa4af59524591d80350580569f
- MD5 3277c7954ea791f44f6f2cfc880219d1
- SHA1 3a6244bcaf539e8186a00a574b713c0d28cf2850
- SHA512 9603422938e6629a3e9776879101f330b652f60cf4e1371febf1b4051231644d15a7c7e8cf1a5503e23dbc0d1e504a6d893754b2845a987d02ea16535403303e
- SSDEEP 49152:A3k03kHRJARJweW4SkZP4sz9Mb8pYq+T9t2:A3k03kHR+ROfkZc86L2
- TLSH T1BCD55C16F6B88376D073C0B9C5D6AA5AFA7234461B308ACB0345D32C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.7MB
- SHA256 d80fe1dcec032ca0c4e74a8645a549d6c2bc10c2d6f9d69d95e95874e043cc2a
- MD5 2f44afb108925070cffca17a63790c26
- SHA1 4644e0b9506e2a4ec75434d03543477be44136f1
- SHA512 34c5ead886bda4511c1b920c28531533d907f612309ee8d1fd8b8c315a45382994cb5b73f3db1af65069e2432a667b8ab07b153291f1c0aa57d30453c7b09c70
- SSDEEP 49152:A3k03kHRJARJweW4SkZP4sz9Mb8pYqjPji0Aj:A3k03kHR+ROfkZc86Gjo
- TLSH T14BD53A16F6788376D073C0B9C5D6AA9AFA32344617308ACB0345D76C2F277E58A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 2.2MB
- SHA256 4e2ee6faebfd602d86ae1bdc21b433cc0910c611966df919dc40c650f20aea89
- MD5 77b5175ab0cc6e3a7021b885174dc667
- SHA1 7fecf6866061b1306dcfa61a8c9d988670b260ff
- SHA512 4092f9a053a014eb168ececad32eea23b3d3c7cbae25ffb59a4d991abb6b6ed889037956957281ac1ebef13fea225b15522ee458331b8419e7c2f43b1593b8ce
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFqELaFZe0p4Ek4niOkl/A04szE87JKTvU:A3k03kHRJARJweW4SkZP4sz9Mb8pYqt
- TLSH T11DB53B16F6B84362D0B3C0B9C9D6AA5AFA323C4517308ADB0345E7282F377D59A39735
- MD5 SHA1 SHA512 SSDEEP TLSH