Analysis
- max time kernel
117s - 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, 12:39
Behavioral task
behavioral1
Sample
2026-08-16_e499251ec504f935b71b1491efc86ea4_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_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260816-pvsppaysby
- SHA256 ac9d3a4f54ad80e13147f8cec2983e1158e3999ded275b0fd510fc81a4f248ef
- MD5 e499251ec504f935b71b1491efc86ea4
- SHA1 1449f752e42d97636a8e5879a2c4f1feec06db11
- SHA512 8c2fca75c595a4fcd6f4359b0c999947ac2c502b06eedafc78214e90f5b7073da52a07083d7caa3b5b0a4f672286914606c0dd80cc1648c9f96be66581f6d150
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKaohEhOaP0Le5ji0hmxNrM:A3k03kHRJCPji0Aj
- TLSH T1C7658C17F6A402B5D027C0B9C6D6966AEE7138421B3086CF1359C7283F67BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2836-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2836-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1292-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9e-1282.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c9e-1282.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1292 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" 2026-08-16_e499251ec504f935b71b1491efc86ea4_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_e499251ec504f935b71b1491efc86ea4_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\SETLANG.EXE 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-16_e499251ec504f935b71b1491efc86ea4_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$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_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 created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_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}\sscicons.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jre\bin\orbd.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 (x86)\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jinfo.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe$ 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.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_e499251ec504f935b71b1491efc86ea4_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_e499251ec504f935b71b1491efc86ea4_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 2836 2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1292 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_e499251ec504f935b71b1491efc86ea4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_e499251ec504f935b71b1491efc86ea4_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:2836
-
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:1292
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 ac9d3a4f54ad80e13147f8cec2983e1158e3999ded275b0fd510fc81a4f248ef
- MD5 e499251ec504f935b71b1491efc86ea4
- SHA1 1449f752e42d97636a8e5879a2c4f1feec06db11
- SHA512 8c2fca75c595a4fcd6f4359b0c999947ac2c502b06eedafc78214e90f5b7073da52a07083d7caa3b5b0a4f672286914606c0dd80cc1648c9f96be66581f6d150
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKaohEhOaP0Le5ji0hmxNrM:A3k03kHRJCPji0Aj
- TLSH T1C7658C17F6A402B5D027C0B9C6D6966AEE7138421B3086CF1359C7283F67BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 e2fb689a0919b7cf8e647b1c15e3267116b3320a73f6cd6e33dc02dadcd068de
- MD5 b1627bfebcc8c357d87ad891c7b6e67a
- SHA1 3001ef2dcf225f5d645ec4002013a15f3b824f74
- SHA512 0f1eeba31ff38700dad1cb25467312ddd6d197ece03c6bf97a242c3824f7bd915cdaf73876a5788ae6d677fb7228d27ce0fcabd2b373ec79e8b42ca769347154
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKaohEhOaP0Le5ji0hmxNrMD0Le5ji0hJ:A3k03kHRJCPji0AjKPji0Aj
- TLSH T1FA956C16F6B44375D073C0B9C5D2A69AEE71348217308ACB1395C7283F67BE69A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.5MB
- SHA256 3618b5e13b9da4654d91bf640a9e94fea35392f49c41ce6868f94aeeb6eba611
- MD5 e406eac2572d6dc0a651add9c40bbc19
- SHA1 47778e05614433b59f9061cdf160cbe0a6661c10
- SHA512 df40609f6e448c002edb5414870cfbdc6ffa5e6fc17a03a482799a9432122b71ddd257b772180c93f29cbd40a58d802ace760e01de1eae5c41af122343dd5294
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKaohEhOaP0Le5ji0hmxNrMPF:A3k03kHRJCPji0Ajq
- TLSH T157757C17F6A402B5D067C074C9D6965AEA313D821B308ADF1358F7282F73BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH