Analysis
- max time kernel
150s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 17:54
Behavioral task
behavioral1
Sample
2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe
- Size 957KB
- Sample260804-wg2trsef54
- SHA256 a4e9ed5d4f77849b91184b7575b036e29c8ec368348ca3453e41487f2f7c993f
- MD5 db4dd2e672749c061ddae0e165af6e10
- SHA1 6dc5624893699c8adce33be64e9bb786500f200e
- SHA512 ec3104e17aa214d0963a09b78ee61ce3c8502b41c9fded6caa35a877b010c52fed37f009f3066687c8e0be082087e7316f7cede7cf6bbfb80e82e105f91c92fe
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjPXidoZXo:A3k03kB56rV
- TLSH T16C257B13E6850FA5D00FC1749A958662EA777C425F2093DF2358AE153F72BC06B3E29B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral1/memory/1864-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x00070000000245b6-5.dat INDICATOR_EXE_Packed_ASPack behavioral1/files/0x0003000000022b65-12.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/1864-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/2404-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x000200000002160b-1273.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x00070000000245b6-5.dat aspack_v212_v242 behavioral1/files/0x0003000000022b65-12.dat aspack_v212_v242 behavioral1/files/0x000200000002160b-1273.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2404 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" 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.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:\Windows\SysWOW64\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.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 created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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\javap.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification 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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe$ 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.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 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1864 2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe 2404 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_db4dd2e672749c061ddae0e165af6e10_cobalt-strike_conti_elex_hijackloader_vidar.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:1864
-
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:2404
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 957KB
- SHA256 a4e9ed5d4f77849b91184b7575b036e29c8ec368348ca3453e41487f2f7c993f
- MD5 db4dd2e672749c061ddae0e165af6e10
- SHA1 6dc5624893699c8adce33be64e9bb786500f200e
- SHA512 ec3104e17aa214d0963a09b78ee61ce3c8502b41c9fded6caa35a877b010c52fed37f009f3066687c8e0be082087e7316f7cede7cf6bbfb80e82e105f91c92fe
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjPXidoZXo:A3k03kB56rV
- TLSH T16C257B13E6850FA5D00FC1749A958662EA777C425F2093DF2358AE153F72BC06B3E29B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 9d3dbc0be3f73c31d49aede0d51c855f659bcfc726c62895b8e729a4590cef3b
- MD5 fcb4b746933e84fe916cecce572bd7f6
- SHA1 62110fb549cb89fe13440de90bcbb5ac5f5de692
- SHA512 ee6e8797c17c0f38b8c69ff8eceef5377fc2cee33484f67dccca45c832ca08e6c861dc2d1031a202842f960edbac252cfb1c186b23344d5d1a82a2cc2cc0f1d2
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjPXidoZXw0Le5ji0hmxNrM:A3k03kB56rRPji0Aj
- TLSH T191656B16F6A44BA5D02FC074C5D2966AEA733C425F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 1.0MB
- SHA256 9ddb601ee90bc2ec4518d3d55b44a58102f4498429d5fd5e03310dd01d1c5a35
- MD5 0a1f6a99d39bfd5ee2c124606e0716f4
- SHA1 dcd839a93f826a0ddd3ea2d96c525d5b7eff8d97
- SHA512 5a79139fb051b2f96116ffca3c81f647e2108f84b78a798d99ac2a0e1e2f37aa0c05dd604d1f37b4af73c1969207f5c39e79577178f13ca57ef51196e8a78610
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjPXidoZXiF:A3k03kB56rT
- TLSH T149355A02E6950FA5D54F81309E958662EA377D821F2097EF2358BF253F327C07A39297
- MD5 SHA1 SHA512 SSDEEP TLSH