Analysis
- max time kernel
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 17:21
Behavioral task
behavioral1
Sample
2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 4.8MB
- Sample260804-vxczxaec48
- SHA256 d212d277d6e5e2ab9b61e1aac3341144e50ac3479644a6c7cfe1924c7da6f4ab
- MD5 fe746c45ddb01caffa4cc20d3b51b6ba
- SHA1 f9626bd99208e0c23d8a8cc2e11fb4b449b5b83e
- SHA512 68a9aa9b58cc3d3d33b213f11d9848b3ad013c78f57787244955878cd03c44149e64e0bb1553273ebd72afb3982e7abbb0d6a4baecdb7b145279bd4464394083
- SSDEEP 49152:A3k03kHRJlpYq+56rM56r+qJtb2Ij56rIeW4SkZP4sz9MbkqJtb2Ij56ru56rTPG:A3k03kHRf6srJr+Jr0fkZckJrbrLjo
- TLSH T1EE361916F6688F65D07BC079C5D2969AFA333C415F308BCB0245AF283E276D5993A723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2868-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c48a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2868-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4228-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0c4-1021.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c48a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0c4-1021.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4228 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" 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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\Java\jdk-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File created C:\Program Files\7-Zip\7z.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.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\Office16\PPTICO.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ patcher.exe File created 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\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2868 2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4228 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_fe746c45ddb01caffa4cc20d3b51b6ba_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:2868
-
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:4228
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 4.8MB
- SHA256 d212d277d6e5e2ab9b61e1aac3341144e50ac3479644a6c7cfe1924c7da6f4ab
- MD5 fe746c45ddb01caffa4cc20d3b51b6ba
- SHA1 f9626bd99208e0c23d8a8cc2e11fb4b449b5b83e
- SHA512 68a9aa9b58cc3d3d33b213f11d9848b3ad013c78f57787244955878cd03c44149e64e0bb1553273ebd72afb3982e7abbb0d6a4baecdb7b145279bd4464394083
- SSDEEP 49152:A3k03kHRJlpYq+56rM56r+qJtb2Ij56rIeW4SkZP4sz9MbkqJtb2Ij56ru56rTPG:A3k03kHRf6srJr+Jr0fkZckJrbrLjo
- TLSH T1EE361916F6688F65D07BC079C5D2969AFA333C415F308BCB0245AF283E276D5993A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 5.4MB
- SHA256 7ad7b888123ed7a87c1b4f3292fafd3b43235ac1afebcd7f82a7973da53c9c84
- MD5 b0ebfa2e35401a07b7961af9f4d552b9
- SHA1 f567215ec13f6a2724e4e23230e4249dc0c0098d
- SHA512 8a6bb81a80a76965ff71cac1f19dda0336a387879eaf7466ce40a27f9e0cbc35a1ca7fa154f4b0424d317bd94be94cbb29db57303f6a59f8a7f1fc8276fb2b36
- SSDEEP 98304:A3k03kHRf6srJr+Jr0fkZckJrbrLjo0jo:A3k03kHh6I9+9yPk9X/o+o
- TLSH T127461A16F6788B61D07BC079C5D2969AFA333C415F308BCB0245AF683E276D5993A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 4.9MB
- SHA256 1d5d7f780dfe0456ae597441660dde14626ea2150caaebb19249ff0b6a3d15b5
- MD5 51e2b829a5318ee9ea19cac256c534dd
- SHA1 2f1836049c8cc8ae8577abea91c6ad6b17b1e822
- SHA512 d18adedc2e17584688aac9022889fdfa6aa619c8ba615762688edf8d1815f775ee45ca66fb50d2558bc93d48d0130ddd159a43623fd061e7970d2e0676fd8de9
- SSDEEP 49152:A3k03kHRJlpYq+56rM56r+qJtb2Ij56rIeW4SkZP4sz9MbkqJtb2Ij56ru56rTP4:A3k03kHRf6srJr+Jr0fkZckJrbrLjoX
- TLSH T1E4361916F6688B65D07BC079C5D2969AFA333C415F308BCB0345AF283E276D5993A723
- MD5 SHA1 SHA512 SSDEEP TLSH