Analysis
- max time kernel
123s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 02:56
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe
- Size 964KB
- Sample260804-de6e3a1blb
- SHA256 911edaee31fe758c54a10a3c37975566717be7b1b81c8b9a54ab6f9b85bb1af2
- MD5 4ff05e1a3c7ba874382aa8787113dbec
- SHA1 1717572ecc229e92d8354e0bb1e89a0841e2e6bf
- SHA512 9361cb72ae3d212d2ce864c5860a073a78b10fa96fff892cd4b5eac492fe3fc9211a63f97b01244b2c4adfe5c5ab280f51d8f4c7373a2b609db86e130715c7b5
- SSDEEP 24576:KIifqFu1//IifqFuyDA54GX79lSzQpdzD5TvinrmC:WqFgqFUHV56rX
- TLSH T138256C06A2A64FACC11F817085A65372EA73BC125F2097EF1354FE253F31B906E3A657
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4392-0-0x0000000000400000-0x000000000040D000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4f0-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b2c-650.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4392-1353-0x0000000000400000-0x000000000040D000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2268-1360-0x0000000000400000-0x000000000040D000-memory.dmp INDICATOR_EXE_Packed_ASPack - Executes dropped EXE 1 IoCs
pid Process 2268 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.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\extcheck.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification 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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.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\jre-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$ 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe$ 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.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\Office16\SCANPST.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.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 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4392 2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe 2268 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_cobalt-strike_conti_elex_hijackloader_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_4ff05e1a3c7ba874382aa8787113dbec_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:4392
-
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:2268
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 964KB
- SHA256 911edaee31fe758c54a10a3c37975566717be7b1b81c8b9a54ab6f9b85bb1af2
- MD5 4ff05e1a3c7ba874382aa8787113dbec
- SHA1 1717572ecc229e92d8354e0bb1e89a0841e2e6bf
- SHA512 9361cb72ae3d212d2ce864c5860a073a78b10fa96fff892cd4b5eac492fe3fc9211a63f97b01244b2c4adfe5c5ab280f51d8f4c7373a2b609db86e130715c7b5
- SSDEEP 24576:KIifqFu1//IifqFuyDA54GX79lSzQpdzD5TvinrmC:WqFgqFUHV56rX
- TLSH T138256C06A2A64FACC11F817085A65372EA73BC125F2097EF1354FE253F31B906E3A657
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 23460fb3be70d92143b3227c82b1d383ec63f259b3775cf88c26e92ce51cbfb4
- MD5 c5ad7026f210459651cfa731851650be
- SHA1 82a7b37f037655660b6e1f89b121937555ac86db
- SHA512 6cbf8661680df046d0b902a06f973963489a80739a3a10f58f09308fc67038c082737d883a043ca10a95481cff95c71da4e7c39f34233a057f828ab60a11d166
- SSDEEP 24576:KIifqFu1//IifqFuyDA54GX79lSzQpdzD5TvinrmC0Le5ji0hmxNrM:WqFgqFUHV56rTPji0Aj
- TLSH T16C754A16F6A44B79D02BC074C5D29276EA737C415F309BDB1354EE283F22BD19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\klist.exe
- Size 988KB
- SHA256 9ed268369d1c519920c96e2e230f841e4b0929fe2e77f103bcf47699052bea5a
- MD5 45c714cd3d2a7f1b19f448ea94645e7e
- SHA1 4c4ffa63fbe9585ae7713d5b621635c05b029a11
- SHA512 8bd280482213db6b74011504194283351bb318e77778b6da74f04bb4e65b1aa5c8086d4f1c53ee6206253b1a48a432898a589a0a68cb3cf85d6ace8c4ba3bbc2
- SSDEEP 24576:KIifqFu1//IifqFuyDA54GX79lSzQpdzD5TvinrmLQ:WqFgqFUHV56rz
- TLSH T122256C06A6A64FACC11F817085A64372EA73BC125F2097EF1354FE253F31B906E3A657
- MD5 SHA1 SHA512 SSDEEP TLSH