Analysis
- max time kernel
127s - max time network
150s - 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, 15:58
Behavioral task
behavioral1
Sample
2026-08-20_13919c4e858d35a04cf5759f02e5271a_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_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.2MB
- Sample260820-texe6afk2z
- SHA256 10837e9f050efe1538ef6e6fe7e5e38890849bd20ab29d9ac76e478818f7681c
- MD5 13919c4e858d35a04cf5759f02e5271a
- SHA1 cfca449a1a50d1d24c075cdf29f00208c3063690
- SHA512 6ba755cbdca369e580f53eff739244e3c348df5427b4cba359578e89fb6a229da004fc359a80e6d42217b5e948d9280b00507af8bbf82e0bd7ed5d0e6d5e0bde
- SSDEEP 49152:A3k03kHRJbeW4SkZP4sz9MbkqJtb2IMC17Iw+VO88hXl+:A3k03kHRdfkZck87IwZ/h1+
- TLSH T1CBF53A16F6788362D077C0B9C6D2AA5AFA33344157708ACB0285D73C2F277D59A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1540-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4f0-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1540-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4672-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019cc8-1253.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4f0-6.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019cc8-1253.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4672 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_13919c4e858d35a04cf5759f02e5271a_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_13919c4e858d35a04cf5759f02e5271a_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\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.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\Mozilla Firefox\crashreporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe$ 2026-08-20_13919c4e858d35a04cf5759f02e5271a_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.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ patcher.exe File opened for modification 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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.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\reader_sl.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification 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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\ktab.exe$ 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.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_13919c4e858d35a04cf5759f02e5271a_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1540 2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4672 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_13919c4e858d35a04cf5759f02e5271a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_13919c4e858d35a04cf5759f02e5271a_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:1540
-
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:4672
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.2MB
- SHA256 10837e9f050efe1538ef6e6fe7e5e38890849bd20ab29d9ac76e478818f7681c
- MD5 13919c4e858d35a04cf5759f02e5271a
- SHA1 cfca449a1a50d1d24c075cdf29f00208c3063690
- SHA512 6ba755cbdca369e580f53eff739244e3c348df5427b4cba359578e89fb6a229da004fc359a80e6d42217b5e948d9280b00507af8bbf82e0bd7ed5d0e6d5e0bde
- SSDEEP 49152:A3k03kHRJbeW4SkZP4sz9MbkqJtb2IMC17Iw+VO88hXl+:A3k03kHRdfkZck87IwZ/h1+
- TLSH T1CBF53A16F6788362D077C0B9C6D2AA5AFA33344157708ACB0285D73C2F277D59A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.8MB
- SHA256 12a766139a3dd1c807bbb60dd04ef32241988228d1da7cd83d1579b3aed0ac22
- MD5 752dade401995f71eaa1f5ad76e28630
- SHA1 2bdc9f14bff0c1e9d8b09636d54c9585a779acfe
- SHA512 0235156b806d0bc349b51460dfad09265ddf09db75f81ef38bfe1eec058347e52b431f6dda6b3a1fa187a3e59e53f66180cf74dcacc20b01db52baa6079f68e3
- SSDEEP 49152:A3k03kHRJbeW4SkZP4sz9MbkqJtb2IMC17Iw+VO88hXl+8Pji0Aj:A3k03kHRdfkZck87IwZ/h1+qjo
- TLSH T12B062A16F6788362D077C0B9C6D2AA9AFA33344157708ACB0285D77C2F277D5963A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
- Size 3.3MB
- SHA256 04386747d218592860c23e6d40de007ff04a73bb3d2c0d6b9c285c9302d64e2b
- MD5 8cb5a5d3a069d65b102b141716025550
- SHA1 e19262c3f1e1827390ce0c2bc4ba3f1735a516cb
- SHA512 ad873f8fce46449eaf78c601c74151a05973996e1559f1e1c2ef208fd38804086c95a2be7f110daf3ca293bd15e65e96f36782d71a6ab0bf43401b55ebbe2ae4
- SSDEEP 49152:A3k03kHRJbeW4SkZP4sz9MbkqJtb2IMC17Iw+VO88hXl+0:A3k03kHRdfkZck87IwZ/h1+0
- TLSH T1ADF52A16F6B88362D077C079C6D2AA5AFA33384157708ACB0285E73C2F376D59636736
- MD5 SHA1 SHA512 SSDEEP TLSH