Analysis
- max time kernel
70s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 17:00
Behavioral task
behavioral1
Sample
2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260816-vh6cxaeq3x
- SHA256 f81252e5179ff7ff65b08bad811af69d579f067ddf5078d5def6cec9dc001c73
- MD5 bc340bca6491c6c9c157c1cffc9fbfac
- SHA1 f99f507c98dad239b56b2ae279b666f45adc41e5
- SHA512 56c5c704d5580398d0782a302dd1c2275b04adc53d5a9b53fe76cafbefc0b07d4c8bb897c572d60f492b90f27ffcf5aea0cb183acdeeb527f7c02131f6e38814
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRkD:A3k03kHRJM
- TLSH T11D355907E69400A8D10E8174D7954A22FA777C5617E092CB23D8D63D2F72BC0AEFA797
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/6812-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c61c-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2b0-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/6812-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4532-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001995c-534.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a2fb-1022.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019d20-1282.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b776-1878.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c61c-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2b0-11.dat aspack_v212_v242 behavioral2/files/0x000300000001995c-534.dat aspack_v212_v242 behavioral2/files/0x000300000001a2fb-1022.dat aspack_v212_v242 behavioral2/files/0x0004000000019d20-1282.dat aspack_v212_v242 behavioral2/files/0x000300000001b776-1878.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4532 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" 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.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\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe patcher.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.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 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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}\outicon.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.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\Java\jdk-1.8\bin\jmap.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe patcher.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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 6812 2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4532 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_bc340bca6491c6c9c157c1cffc9fbfac_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:6812
-
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:4532
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 f81252e5179ff7ff65b08bad811af69d579f067ddf5078d5def6cec9dc001c73
- MD5 bc340bca6491c6c9c157c1cffc9fbfac
- SHA1 f99f507c98dad239b56b2ae279b666f45adc41e5
- SHA512 56c5c704d5580398d0782a302dd1c2275b04adc53d5a9b53fe76cafbefc0b07d4c8bb897c572d60f492b90f27ffcf5aea0cb183acdeeb527f7c02131f6e38814
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRkD:A3k03kHRJM
- TLSH T11D355907E69400A8D10E8174D7954A22FA777C5617E092CB23D8D63D2F72BC0AEFA797
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe
- Size 1.2MB
- SHA256 4837eba92b816c30f06e2192215b9f94444cb655d8767bb09227e1c9b5872d2e
- MD5 a7bd76e9d379ebd15212c9079d2ae2e3
- SHA1 41d9b38c19435de548a31f6baa92c96f2c7a62e3
- SHA512 e8a5e9c745efcc7c5dea2662c98df118aa8bf6d572cb3e7ab38612cf2172529fc81557ca361a310eb3d02a64d552ddb06950f4d0c7c056742c24606d7a2aaddd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRkVbBPzBAU:A3k03kHRJgBPVAU
- TLSH T1FC456A03E69400A4D11E8134DB958A22FA777C5217E096DB23D8D63D2F727C0AEFA797
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 0037865e27c3c4da0f3ce2b2f552756d0eabda601522ba49ab2e669768db240a
- MD5 a557effd540739fc7b2b9399532f8c6d
- SHA1 1bf37e6860935043551cd139efada482b1d9ce00
- SHA512 744111f577b98a306bf4e10485b62a538fdb8696f492b5e7d44c33e8792254568dde49e823d76f5e907bc97ffcebd1c6efd092e235263482525b1288d03aa7ac
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRk/0Le5ji0hmxNrM:A3k03kHRJUPji0Aj
- TLSH T196756A16F6A402A5D02EC178C7D29656FA73384217F086CB13D4D63C2F63BD19ABA763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe
- Size 1.1MB
- SHA256 eebe279785260b391296fedcc29cd8c022c8eb0b7bac87cbc2c4f7ae0d22692e
- MD5 7435754e4e1f311c843b2c51805536c9
- SHA1 17bc8fe16afc91cd8cfe54c2644b68e2fd83172e
- SHA512 3873bc24c5604dacea8c26515267fead0bb56969d596a6736e45684de1ba9f9cfab36c751a7baf79ed366b9ad497214c77597ca7906b2e48fc10a1899cf84198
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRk0W:A3k03kHRJW
- TLSH T14A355907E69400A9D10E8174D7954A22FA777C5617E092CB23D8D23D2F72BC0AEFA797
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe
- Size 1.1MB
- SHA256 5a2940284a1f2aeda24db46a8ecbed8f35c44ac861bbaaa0f70fd6a1be337af4
- MD5 86d401f0012fa429ca0d5094cf6c4395
- SHA1 ff2f9aff6d97010312d61467a2a78658c9d13946
- SHA512 ea3b5351bb45f98efc11c2a72321a8f54c2759d0f022bea99fb7d99b7b1ff9d7c52d2401dc963560668bbe1b28472d13c9080a74b8e94d50975542bd774bebec
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRkbF:A3k03kHRJ8
- TLSH T16A455A03D69400A5D64E8130DB964A22FA377D9217E096EB23D8F63D2F327C06AF9757
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE
- Size 1.1MB
- SHA256 a0493f600eca4ff1dae9134b295953795fde494c134057727adf957b54ca9be9
- MD5 373bf55b321e2486809ce88cddf5fd0d
- SHA1 fe842f8192efbaf2f51d05fb30a67a089a86014d
- SHA512 61a78be02ac6c678b63865c047561663e7f6613cef7ec580d511df69eec6271d8834bef49fb6059ac82e323a5c4725b3ec98c4b90cad48eb4aeb75b61e46d0cc
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccTCWaaRkCwE:A3k03kHRJR
- TLSH T1E6355907E69400E5D10E8174D7958A22FA777C5617E092CB23D8E23D2F727C0AAFA797
- MD5 SHA1 SHA512 SSDEEP TLSH