Analysis
- max time kernel
114s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
19/05/2026, 11:03
Behavioral task
behavioral1
Sample
2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.3MB
- Sample260519-m5rt2aav5t
- SHA256 91a770afb72543c8e4608f5db5ae0dd93fd8af94a9b42c21e41dca5c9fcda106
- MD5 348c27fa3c21ee4fe2deb8da80c30022
- SHA1 d6cfbe8fa829a9b5a5e4a13f11ba399e7b79606a
- SHA512 6b030d0d57bb81042a9cb5d93720a11c749a0e58430702f898969641547a18678d73b257be5d7551b9af3381608ef9132387fbc2b6298bc7f046447a034e5891
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2I:A3k03kHRirrfkZck
- TLSH T141B53A16F6788762D077C079C5D2AA5AFA3238415F308BCB0345DB283E277D59A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/3008-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b482-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/676-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a3f1-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3008-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/676-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0002000000029d0e-1217.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000027a0e-1375.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002000000001a609-1530.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b482-6.dat aspack_v212_v242 behavioral2/files/0x000200000002a3f1-12.dat aspack_v212_v242 behavioral2/files/0x0002000000029d0e-1217.dat aspack_v212_v242 behavioral2/files/0x0008000000027a0e-1375.dat aspack_v212_v242 behavioral2/files/0x002000000001a609-1530.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 676 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" 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_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 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_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\Mozilla Firefox\uninstall\helper.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_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}\wordicon.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\VideoLAN\VLC\uninstall.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\javaws.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe$ patcher.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.12827.20400.0_x64__8wekyb3d8bbwe\HxTsr.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.2103.1172.0_x64__8wekyb3d8bbwe\PilotshubApp.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Mozilla Firefox\private_browsing.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3008 2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 676 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-19_348c27fa3c21ee4fe2deb8da80c30022_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:3008
-
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:676
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.3MB
- SHA256 91a770afb72543c8e4608f5db5ae0dd93fd8af94a9b42c21e41dca5c9fcda106
- MD5 348c27fa3c21ee4fe2deb8da80c30022
- SHA1 d6cfbe8fa829a9b5a5e4a13f11ba399e7b79606a
- SHA512 6b030d0d57bb81042a9cb5d93720a11c749a0e58430702f898969641547a18678d73b257be5d7551b9af3381608ef9132387fbc2b6298bc7f046447a034e5891
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2I:A3k03kHRirrfkZck
- TLSH T141B53A16F6788762D077C079C5D2AA5AFA3238415F308BCB0345DB283E277D59A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 3.1MB
- SHA256 d735e22fe253acefc85a7ffbc67c41d4593e55f03799747c0b7e045daff95ea0
- MD5 89d620757f0f08585c9657dcdd8820d6
- SHA1 0fd1b0f6023c07948ba8e4e37f7224e9a5ca1fca
- SHA512 e4770e9269cce311d807f4cd1d653ea182a186e816fd7edee5bc28b2dd2e4d708ce21f4d88a49ad1e817572c7e71e37f3f29a9ac9149fb3ab7795e718f8f1120
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2IRVk0QGTvntQb:A3k03kHRirrfkZcklHaib
- TLSH T156E55C16F2B84766D0BBC079C5D39A56FA323C461F308BCB0355DB292F276D19A3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.8MB
- SHA256 75ad506f75c62b4831b9b86288e548fad5653334109ebf20e8ff9a7ad2c658eb
- MD5 864b8608b9785df61d1f2ec8869aa989
- SHA1 f52eb6d22ba3355e7116f36087498c589f41669e
- SHA512 c2d603dc440ff005c20adcefd1712f84bcf2cd7006365b9f8687fa1c7025b57a602a213d93206291dba6e8c1833a24cc706fa2ec5315a0f7fc1e8f7b361d34d2
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2IuTd9CHKyao:A3k03kHRirrfkZckVCqo
- TLSH T1EED53A16F6B84762D077C079C5D2AA56FA323C465F308BCB03459B282F277D19A3A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.9MB
- SHA256 7dd16be3bfc0187cb26c34ded8acb39ee08cc7ce703617e724098bd5bc2ba53d
- MD5 1688f2b8c4e73989d1c09e8e63231bf1
- SHA1 c39eb7972988e49735769e939768084717b6a9d5
- SHA512 8ffd820639b4437c891af2c531cf92507a13d28eff941ab7562bcc7000a2ea893c6c49e07bd2d6a502f2d47aa2c12d313dfa8fdbcfc7c470ae959da7666e6642
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2IQPji0Aj:A3k03kHRirrfkZckZjo
- TLSH T1DCD52A16F6788762D077C0B9C5D2A69AFA3238455F308ACB0345DB2C3E277D5863A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe
- Size 2.8MB
- SHA256 9a548d30cc12024d96e621d2a7d9f5c1ced06d42efd2b170d82dca4ada9f0739
- MD5 7c65d3a52fd279ac225b349e2a7f10fc
- SHA1 ca1e69e9471252138e131806a5a10411b0354eb2
- SHA512 b5e56888819195a9571acdfc8651879df29202af1e9f07fd221a61449b677d16f02ab3aa0aabc279650d49e143e875a93eb9dfbea989ebc5564281d02cd45383
- SSDEEP 49152:A3k03kHRJP56rreW4SkZP4sz9MbkqJtb2Iqi6:A3k03kHRirrfkZck7i6
- TLSH T14DD51956B7688F72F06BC074C4D29669E9333C490FE286CB024EAB192F376D585F5326
- MD5 SHA1 SHA512 SSDEEP TLSH