Analysis
- max time kernel
113s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 12:30
Behavioral task
behavioral1
Sample
2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260817-ppqm5s1thy
- SHA256 03284536fee6e0ad3be58607eb7447b7fc2c2bc65d165d13204eef0ed4dadc78
- MD5 dd951b978345e1b0aaaad5b2c046f672
- SHA1 af50a6f7277d6c2e6786fd09abf80855000f6369
- SHA512 0f39cd5fee06e96ed3a62131c15c164c04283845263617ee1fa292190154ec9b1983f4e62ce88b838a78a793344745ba25ff3fc1c2fa30e17c1eb14e892783db
- SSDEEP 49152:A3k03kD4U2v+neW4SkZP4sz9Mb6Pji0Aj:A3k03kc/vGfkZcQjo
- TLSH T156C53916F6788332D07AC079CBD6AA9AFA7334450B7086CB0385D73C2F276D19676726
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/1820-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4c2-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1820-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4756-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001bb33-312.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4c7-530.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4c2-6.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x000300000001bb33-312.dat aspack_v212_v242 behavioral2/files/0x000d00000001c4c7-530.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4756 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" 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\jre\bin\rmid.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.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\wsimport.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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 patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe$ 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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)\Windows Media Player\wmprph.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jdk-1.8\bin\javaws.exe 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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 1820 2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4756 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_dd951b978345e1b0aaaad5b2c046f672_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_dd951b978345e1b0aaaad5b2c046f672_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:1820
-
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:4756
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 03284536fee6e0ad3be58607eb7447b7fc2c2bc65d165d13204eef0ed4dadc78
- MD5 dd951b978345e1b0aaaad5b2c046f672
- SHA1 af50a6f7277d6c2e6786fd09abf80855000f6369
- SHA512 0f39cd5fee06e96ed3a62131c15c164c04283845263617ee1fa292190154ec9b1983f4e62ce88b838a78a793344745ba25ff3fc1c2fa30e17c1eb14e892783db
- SSDEEP 49152:A3k03kD4U2v+neW4SkZP4sz9Mb6Pji0Aj:A3k03kc/vGfkZcQjo
- TLSH T156C53916F6788332D07AC079CBD6AA9AFA7334450B7086CB0385D73C2F276D19676726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.0MB
- SHA256 3fab6f6a6c32c6df04b2ed7016ed873299b0fcf7dea79c836d0b003c646776f4
- MD5 1ae1b15f294096d251ec7089e90be8b7
- SHA1 edf8020cb538b0b358b19c69c119040a452f3d61
- SHA512 3aa4f8595e036fceebd8ccff623c92ff5fc02876ada090eba785afad7d354129ffbda6dfee1c382358bb5cfb13627482fc311a6b10db21dde6d10e20cd0cc05d
- SSDEEP 49152:A3k03kD4U2v+neW4SkZP4sz9Mb6Pji0AjKPji0Aj:A3k03kc/vGfkZcQjo0jo
- TLSH T1BEE52916F6788332D077C079C6D6AA9AFA7234451B708ACB0385D73C2F276D68636736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jmap.exe
- Size 2.4MB
- SHA256 e632e5f7f7ebe870a8d4449e3645992b944bf9f9b3ef5e34ff09dc93dff2bacb
- MD5 22b853e5bbca0fa9ac0de6806f8fe191
- SHA1 932d4acae613df373404d168238216eba96b266b
- SHA512 8650912ea252640cee63e1e2660830159501f6ba9ec87d1c93f3927ad5bed6f71726582da8d0368cfc7e6987e9ee2a6ade11674651ca02f7e214d21cc3759983
- SSDEEP 49152:A3k03kD4U2v+neW4SkZP4sz9Mb6Pji0Aj0:A3k03kc/vGfkZcQjoI
- TLSH T16DC53916F6788332D07AC079CBD6AA9AFA7334450B7086CB0385D33C2F276D19676726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe
- Size 2.4MB
- SHA256 3b8042c19ec192297728b751d08c53b56689ca4c161e10f74468fde00af670bf
- MD5 bf26540edef2eece30d8746201b46f5b
- SHA1 316402654dbb042f380679529a9c68cc6eb9d53a
- SHA512 fca46f09ecbb5bed649cc1757763f238a4060dd4c84ac08545e9304804114ac74831e05683eacf02d4b4f324898316d720d46557089717070dbb7c0e531ccdfc
- SSDEEP 49152:A3k03kD4U2v+neW4SkZP4sz9Mb6Pji0Aj6:A3k03kc/vGfkZcQjoG
- TLSH T15FC53916F6788332D07AC079CBD6AA9AFA7334450B7086CB0385D73C2F276D19676726
- MD5 SHA1 SHA512 SSDEEP TLSH