Analysis
- max time kernel
138s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 04:45
Behavioral task
behavioral1
Sample
2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.4MB
- Sample260629-fdvy2sew2k
- SHA256 d97b869247c9750741ce6cf33d91b1e188b3b2272bd35f035f2a751983280f7f
- MD5 99cf2c38fe6b49a2c566e728df99ead2
- SHA1 494cb19f0e6d08c58ba0f956be612dc9f3f54786
- SHA512 47901890bbc6cb78b6657c413b21e44312c8857fd3c77b7e184dc39ebf0ca051ee0c4d93766a537774e0e6d235d743103f6618898ab785348e29a36f0c3aeac5
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYq:A3k03kHR+RBfkZcNfkZcBrbra6
- TLSH T10CF52A16F6788B22D077C0B9C5D6AA5AFA333C455F308BCB03459B283E277D58A35726
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/5812-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e7-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2fa-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5812-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4508-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c94-1285.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0009000000018973-1376.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b79b-1808.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e7-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2fa-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c94-1285.dat aspack_v212_v242 behavioral2/files/0x0009000000018973-1376.dat aspack_v212_v242 behavioral2/files/0x000200000001b79b-1808.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4508 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" 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_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 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.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\jre-1.8\bin\orbd.exe$ 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.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\Windows Defender Advanced Threat Protection\MsSense.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.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 (x86)\Mozilla Maintenance Service\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe$ patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_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 created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File created C:\Program Files\7-Zip\7z.exe 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe 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\jre\bin\ssvagent.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.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 created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.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\bin\jdeps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.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.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_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}\joticon.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5812 2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4508 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-27_99cf2c38fe6b49a2c566e728df99ead2_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:5812
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4508
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.4MB
- SHA256 d97b869247c9750741ce6cf33d91b1e188b3b2272bd35f035f2a751983280f7f
- MD5 99cf2c38fe6b49a2c566e728df99ead2
- SHA1 494cb19f0e6d08c58ba0f956be612dc9f3f54786
- SHA512 47901890bbc6cb78b6657c413b21e44312c8857fd3c77b7e184dc39ebf0ca051ee0c4d93766a537774e0e6d235d743103f6618898ab785348e29a36f0c3aeac5
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYq:A3k03kHR+RBfkZcNfkZcBrbra6
- TLSH T10CF52A16F6788B22D077C0B9C5D6AA5AFA333C455F308BCB03459B283E277D58A35726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 3.8MB
- SHA256 079cbbe57ebefec11c3f8a9587ef50ab743e8e12ca8eec9e9557d1b2a2d4e37f
- MD5 8d93507653c227b66840f2dacfbb4076
- SHA1 1a8841f8124c680b92be77d280a642a669593513
- SHA512 5bccf1a2cf7a49e4dfa9971fb11da75fddf4e90e0d9cfb849535735f1554c591bcc0175228abaeed43ff691fbfa37bb42576b00f1c082defa328bd662ceaf449
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYqH0Ia:A3k03kHR+RBfkZcNfkZcBrbra6JI
- TLSH T1E9063B16F6788762D0BBC079C5D2AA99FA333C454F3087CB03459B283E277D59A39726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe
- Size 3.6MB
- SHA256 3a5b9c8898469c0aed0d5c4aa215959dcf45746bd51db218f0a08d93925c35db
- MD5 f2e627c22c8d9a8f0fe60710de7a17d7
- SHA1 2cbcef55c1422218a58ccb01792fb863c43916e1
- SHA512 d124ede6b4ed66bb169758ab9925d4dfce8274ea3fd8baa33294bab67b2ce8c54754f9f1b1f729627ef3c2975457e08ec01def629d1e6872b9e438f2f7481f01
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYq/pX:A3k03kHR+RBfkZcNfkZcBrbra62pX
- TLSH T1DF062A16F6788762D077C0B9C5D2AA5AFA333C455F308BCB03459B283E276D19A36736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.0MB
- SHA256 f3cf44b9c24a941a27eb90bf46f1fa14a4bffc29d300482e64de13a4ff89ed77
- MD5 916d57905f644bce5238681a7b2fddff
- SHA1 1b607bd5a77508ae93cce88bf019fab05aeef805
- SHA512 8fba6aeebd471f8523ae946e3bd7b611a27d837cc434803bbd878037b478b7d273a73e40f5eccaa433fd34629ad3943c0265cdc08096130b5459adf10a7aee77
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYqjPji0Aj:A3k03kHR+RBfkZcNfkZcBrbra6Gjo
- TLSH T10B161A16F6788762D077C0B9C5D2AA9AFA3338455F308BCB0345DB283E276D58A35736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 3.5MB
- SHA256 48ccb8a03b46bc8a22d325dc8268c53c2a0af1b5ed17fbd079b111d602e7a040
- MD5 76460f14672fdd59191d15b865f53e61
- SHA1 3a579b8950d95dbdd00169ae0e02dc920e17eeef
- SHA512 de5d83cac6a12611fd331b77f2ad934d9595353e416a2dcb8e511be1b8c004025d27b204fd5d44ed6aeb8d3460b68dbd8e650fe538ae4609c6ed90f1ee030db2
- SSDEEP 49152:A3k03kHRJARJDeW4SkZP4sz9Mb5eW4SkZP4sz9MbE56ru56rapYqt:A3k03kHR+RBfkZcNfkZcBrbra6Y
- TLSH T187062A16F6788722D0B7C079C5D6AA5AFA333C454F308BCB0345AB283E376D59A35726
- MD5 SHA1 SHA512 SSDEEP TLSH