Analysis
- max time kernel
123s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 10:17
Behavioral task
behavioral1
Sample
2026-08-20_246bded507dd929acc8cf160f5b9e16d_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_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.5MB
- Sample260820-mbcs1scf74
- SHA256 7992f4b978a53934aad8cd47b400b1be575d699211ca6939444ffbfc57e2f1a0
- MD5 246bded507dd929acc8cf160f5b9e16d
- SHA1 42c167cccc5642c7d8c643ae72b158fb987fe1e4
- SHA512 6b935048d866c3c037f824f8f6d331155ac86953d571f62fbb1a0da0d15e0051d8ee0e4d37b4eb93f8d1dbbb808bfcc8fc3825833cb24085a0bc9dc25b0fea9b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxbcEiKhZe0Le5ji0hmxNrM:A3k03kHRJfPji0Aj
- TLSH T1C7758C17F6A402B5D027C1B9C5D6966AEE7138821B3086CF1359C7283F63BD1AB3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2668-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4f1-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2668-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2860-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000900000001abc3-1255.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4f1-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x000900000001abc3-1255.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2860 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" 2026-08-20_246bded507dd929acc8cf160f5b9e16d_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File created 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\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_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 created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.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\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\orbd.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.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.NetFX45.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe$ 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_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_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-20_246bded507dd929acc8cf160f5b9e16d_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\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe$ 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.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 2026-08-20_246bded507dd929acc8cf160f5b9e16d_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_246bded507dd929acc8cf160f5b9e16d_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 2668 2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2860 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_246bded507dd929acc8cf160f5b9e16d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_246bded507dd929acc8cf160f5b9e16d_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:2668
-
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:2860
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.5MB
- SHA256 7992f4b978a53934aad8cd47b400b1be575d699211ca6939444ffbfc57e2f1a0
- MD5 246bded507dd929acc8cf160f5b9e16d
- SHA1 42c167cccc5642c7d8c643ae72b158fb987fe1e4
- SHA512 6b935048d866c3c037f824f8f6d331155ac86953d571f62fbb1a0da0d15e0051d8ee0e4d37b4eb93f8d1dbbb808bfcc8fc3825833cb24085a0bc9dc25b0fea9b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxbcEiKhZe0Le5ji0hmxNrM:A3k03kHRJfPji0Aj
- TLSH T1C7758C17F6A402B5D027C1B9C5D6966AEE7138821B3086CF1359C7283F63BD1AB3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 19ab8bbcbf32a34c8bcda3075e612860aa6480057de8fb9cf1f2ee5173616c37
- MD5 e7ade3f74ebca5e0823b1647e42fed05
- SHA1 62ea3787db187394cbdd67bd40d08792016ff0cc
- SHA512 e3c6ba71341776be367e1772372f7bb3be8ff1254a584c7dc1877e605374461bf893d4b775a40e9078a1c1dbbd896adfdcfb8a65a03396be2b6ec5808801e16b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxbcEiKhZe0Le5ji0hmxNrMD0Le5ji0v:A3k03kHRJfPji0AjKPji0Aj
- TLSH T1FAA57C16F6B44375D033C0B9C5D2A69AEE7134821B3086CB1399C7283F67BE59A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe
- Size 1.6MB
- SHA256 b2e3d8c9baf7acf2be7770818f647d6791faaa78ad20635c5dabbb62cd45484c
- MD5 78d0e0090b6bb0fea05005ad04c9e583
- SHA1 157848a12af454f06115c19997d104c165dbda51
- SHA512 f60a92f9f84686eb980bbba680e141c09c58d5fb8ee6e17859bb50043f27b1efae79c6b429398cba11ef77f04e703b4dca8f2b6a834659e22c19da21aa5c9189
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaQxbcEiKhZe0Le5ji0hmxNrMPF:A3k03kHRJfPji0Ajq
- TLSH T157756B17F6A402B5D066C074C9D6965AEA713D821B308ADF1358F7282F73BD1AB3A770
- MD5 SHA1 SHA512 SSDEEP TLSH