Analysis

  • max time kernel
    150s
  • max time network
    160s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/05/2026, 15:18

General

  • Target
    2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re.exe
  • Size 4.4MB
  • Sample260503-sp4fsab15w
  • SHA256 84b13afdbea2b770625d83a4d97c09e902cb9410830ffab51522962179e6868c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Disables service(s) 3 TTPs
  • Executes dropped EXE 2 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 5 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Permission Groups Discovery: Local Groups 1 TTPs

    Attempt to find local system groups and permission settings.

  • System Location Discovery: System Language Discovery 1 TTPs 31 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2304
    • C:\Windows\SysWOW64\UpdatAuto.exe
      C:\Windows\system32\UpdatAuto.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3856
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4328
    • C:\Users\Admin\AppData\Local\Temp\2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re~4.exe
      2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re~4.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2516
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop sharedaccess
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Windows\SysWOW64\net.exe
        net stop sharedaccess
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3692
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop sharedaccess
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4816
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop wuauserv
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5004
      • C:\Windows\SysWOW64\net.exe
        net stop wuauserv
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1088
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop wuauserv
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1920
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop wscsvc
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4504
      • C:\Windows\SysWOW64\net.exe
        net stop wscsvc
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1788
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop wscsvc
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4728
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop srservice
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3088
      • C:\Windows\SysWOW64\net.exe
        net stop srservice
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3100
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop srservice
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1956
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net start TlntSvr
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Windows\SysWOW64\net.exe
        net start TlntSvr
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1608
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start TlntSvr
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2640
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net user helpassistant 123456
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Windows\SysWOW64\net.exe
        net user helpassistant 123456
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1440
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user helpassistant 123456
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4568
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net localgroup administrators helpassistant /add
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\SysWOW64\net.exe
        net localgroup administrators helpassistant /add
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3556
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 localgroup administrators helpassistant /add
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3060
    • C:\Windows\SysWOW64\sc.exe
      sc config srservice start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1896
    • C:\Windows\SysWOW64\sc.exe
      sc config SharedAccess start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3952
    • C:\Windows\SysWOW64\sc.exe
      sc config wuauserv start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:5096
    • C:\Windows\SysWOW64\sc.exe
      sc config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2120
    • C:\Windows\SysWOW64\sc.exe
      sc config srservice start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2776

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 4.8MB
        • SHA256 139d6a1ad9f5a8cda9562424d3a6514efdc2334c1b456613a0aa3b798386ffcf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7zFM.exe

        • Path C:\Program Files\7-Zip\7zFM.exe
        • Size 5.2MB
        • SHA256 44a9c30405255c2f074085aa876c2b25a2495b2ea4258699b1793a486a2a601f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7zG.exe

        • Path C:\Program Files\7-Zip\7zG.exe
        • Size 4.9MB
        • SHA256 9149255366f48aecac961b940319c807863e2455976dd4eeba2bb8b3645b6149
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files\7-Zip\Uninstall.exe
        • Size 4.3MB
        • SHA256 4c59a8cb082b855f7ed2a2979708083717be32d2b555246adaa10619b0319b51
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrmstp.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe
        • Size 10.3MB
        • SHA256 2b35546fffcd5df45d252d9674ad0d9ebca23db3a0a166f2a6db34e4c1941982
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe
        • Size 10.3MB
        • SHA256 9382beda4c49d4828263c8eb1fb68825eb6259b1e665c9e3b7e8f420ae774c52
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_pwa_launcher.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe
        • Size 6.0MB
        • SHA256 e9291e7f099cd2073c867e73eec9bf324ba63eceeb7d95e35043621b5a38d76d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevated_tracing_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe
        • Size 7.7MB
        • SHA256 d547079b30cfc5024444fbd05d20f435ece390fabd357d7f3220759889da6581
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 6.5MB
        • SHA256 e0290f12f06d54b61acd33a199b90c1beca03cf583f032c62a9bc3668c402bce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        notification_helper.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe
        • Size 5.9MB
        • SHA256 06f0cfa163065b2930c798c82a05fd4dd9045fcb8e81a9eb4c4d9ac935085d2e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        os_update_handler.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe
        • Size 6.1MB
        • SHA256 de4e5e84a7bf6ab1511949753e630b53f0fb70b5f1e3fa42890e03268413bbb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome.exe
        • Size 7.3MB
        • SHA256 1a0f370c9a8373ac130464fa8fada77979c35be81ffb5ca27b76e7e6c82ff3cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_proxy.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome_proxy.exe
        • Size 5.7MB
        • SHA256 db2dc70a8036c37462a4d06bc69dd177b8f051ffd5c939fba1d177f99d1ec337
        • MD5 SHA1 SHA512 SSDEEP TLSH

        appletviewer.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe
        • Size 4.3MB
        • SHA256 0ad80d562d65df4e6cc6d1363fe886f3e4d0a2d3921f8904a2c7171c4d8d4635
        • MD5 SHA1 SHA512 SSDEEP TLSH

        extcheck.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\extcheck.exe
        • Size 4.3MB
        • SHA256 757ce73ffd4167e2cda5f62998c4b29b261100bc1409c2bf336a9ced2a1c8d39
        • MD5 SHA1 SHA512 SSDEEP TLSH

        idlj.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\idlj.exe
        • Size 4.3MB
        • SHA256 fe8afc4fd1c387a73322ddd29d7c881aa366e08eedc9a0df3f3efdda1cd0a596
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jabswitch.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe
        • Size 4.3MB
        • SHA256 348ca1c033db740cd397449f46fb2fc689ab12283b657b179468598b3235f7c7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jar.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jar.exe
        • Size 4.3MB
        • SHA256 1931386466eafd9eb4b2671fd31c0f97d9abc435cf9c0c9cd0fa45d2ef0b13b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dotnet.exe

        • Path C:\Program Files\dotnet\dotnet.exe
        • Size 4.4MB
        • SHA256 949753b263a3b75982f2a20990b67d72fe0df1824dfe1656c5da4179f46ce7ee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe
        • Size 4.3MB
        • SHA256 30c6d9d817bd5894ce70b06b16a4069906a3aac9ee56a62acc226e8e4ed673ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe
        • Size 4.3MB
        • SHA256 44ae0b39163ae52b7e31cec9c365e20c2a8c8abd09ad70992b04ae1d7623185c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe
        • Size 4.3MB
        • SHA256 712e7da6744b40d018d83c4a6fa273752c453d35e5369720a4b8b7a56165adc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re~4.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-03_6e1f62a9a4d732bc10fc204cf070f330_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_re~4.exe
        • Size 147KB
        • SHA256 820f7b8fcba857f6c99736db09bf996d8cfa34d4da23f79700f7c0ebd0f4c74b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Option.bat

        • Path C:\Windows\SysWOW64\Option.bat
        • Size 53B
        • SHA256 0bc485263cf8a962e64db0b88f156f2a9af1b81ecfdb1cf9111d497e85df70f3
        • MD5 SHA1 SHA512 TLSH

        UpdatAuto.exe

        • Path C:\Windows\SysWOW64\UpdatAuto.exe
        • Size 4.3MB
        • SHA256 7bf335d17508dfa8d6933aeeaebbf9958ab80ade144b5ae2e4abe77160e7d4cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 9f07f793d05071be668a6442aa477105a24434474b4aeccecdbccca7ab9c852a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 4ca3f6be8474c205f8e0004489da9d4d26c841fb09a3da706e54e6809f7a9706
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 5c3570a4ae6112a96b13dc8bb5e730e390fd668a594d981d279a832fd11ceb57
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 b1e609fa9e6cd6442fe5b600138fc75249b1cfd0f673dedc40d9b99854b2ea1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 c30bbed4dcfec2ca54ac3b37652e722c074972d1ac1a2028bdb4715ea0da34e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 9be951945e014dbb33be52a6af653dcfe45f60853bf701d029503b47c2b405fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 4792a777a9785ebbe39d7433a43679a87edd784b2dec6dba033e25db40ea0302
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 906b5496342ef827b453166794a9993b246c913254fc562bc8bfc90d5ba40045
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 4.3MB
        • SHA256 7da34d7047479a754f9de6105cf2e4e84f6eb1fa39b08710ea179a32ad869f7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1456-69-0x0000000002A20000-0x0000000002AFA000-memory.dmp

        memory/3856-79-0x0000000002A20000-0x0000000002AFA000-memory.dmp