Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    26/04/2026, 04:31

General

  • Target
    2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe
  • Size 6.8MB
  • Sample260426-e5jvesfw9l
  • SHA256 22b6fd83a58a11c5781cf91520190ab5e89eb10b722d35aeecf5f2422c439a00
  • 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 30 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\2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.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:2488
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2544
    • 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:1344
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4020
    • C:\Users\Admin\AppData\Local\Temp\2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar~4.exe
      2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar~4.exe
      2⤵
      • Executes dropped EXE
      PID:3368
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop sharedaccess
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1148
      • C:\Windows\SysWOW64\net.exe
        net stop sharedaccess
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:708
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop sharedaccess
          4⤵
          • System Location Discovery: System Language Discovery
          PID:244
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop wuauserv
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:440
      • C:\Windows\SysWOW64\net.exe
        net stop wuauserv
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4308
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop wuauserv
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3020
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop wscsvc
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3288
      • C:\Windows\SysWOW64\net.exe
        net stop wscsvc
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2448
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop wscsvc
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3144
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net stop srservice
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3736
      • C:\Windows\SysWOW64\net.exe
        net stop srservice
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3332
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop srservice
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1416
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net start TlntSvr
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3120
      • C:\Windows\SysWOW64\net.exe
        net start TlntSvr
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2732
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start TlntSvr
          4⤵
          • System Location Discovery: System Language Discovery
          PID:408
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net user helpassistant 123456
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\SysWOW64\net.exe
        net user helpassistant 123456
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4068
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user helpassistant 123456
          4⤵
          • System Location Discovery: System Language Discovery
          PID:236
    • 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:4640
      • C:\Windows\SysWOW64\net.exe
        net localgroup administrators helpassistant /add
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3720
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 localgroup administrators helpassistant /add
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4668
    • C:\Windows\SysWOW64\sc.exe
      sc config srservice start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2736
    • C:\Windows\SysWOW64\sc.exe
      sc config SharedAccess start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2204
    • C:\Windows\SysWOW64\sc.exe
      sc config wuauserv start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4824
    • C:\Windows\SysWOW64\sc.exe
      sc config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4928
    • C:\Windows\SysWOW64\sc.exe
      sc config srservice start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4644

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 5.7MB
        • SHA256 e50fa06136b64b210d41919896af18544e40840ac2a20842e087ee938a44de3b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7zFM.exe

        • Path C:\Program Files\7-Zip\7zFM.exe
        • Size 6.1MB
        • SHA256 1bea6a7282817fbb47f1a87fe3b81f4795bf9bd9fe6a2f5c181fcea4f8b17871
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7zG.exe

        • Path C:\Program Files\7-Zip\7zG.exe
        • Size 5.9MB
        • SHA256 7648df810f4a87c2524f831921276a0984b6eb0ed83e83d320bd3c7316a83af6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files\7-Zip\Uninstall.exe
        • Size 5.2MB
        • SHA256 d8300f24ad3b04588694ea4f5fd272affe79a6e411e67ec9a3a649216836afe0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrmstp.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe
        • Size 11.2MB
        • SHA256 82a905b0dd54dd4bc88c17309a7156270c87d3a8b37f01847ac4084ceb462a2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe
        • Size 11.2MB
        • SHA256 563eca9047b842886a125bbf375c9f3e607e2704d656d6182cbffee318dafed9
        • 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 6.9MB
        • SHA256 e2d02732208d64dd6de75036dfb729e078bdc01051fea73deb06a6cb3bc9b1b0
        • 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 8.7MB
        • SHA256 5693a398e6f2fc301ad8da167cb9b635ed29c7a7d7498b748314aca9d56a2208
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 7.5MB
        • SHA256 15a4ddd848e4f03f8bc38b2864cd73fd740ca64f07560ec77460ac054bb981f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        notification_helper.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe
        • Size 6.8MB
        • SHA256 4fdc0f040771ce4be534ebf33bc34b1d052557e064191a99cb6cc8b4f5a1874d
        • 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 7.0MB
        • SHA256 b2b8c12a11160a886c4083c9aae60d6d85ed34058a209e9194d7214794b579d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome.exe
        • Size 8.3MB
        • SHA256 929e1a34632a1b1fd1a7e7e66b930afd7a0e0fbe9be4eae029a4b66a17a4c8a2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_proxy.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome_proxy.exe
        • Size 6.6MB
        • SHA256 41f5b1d4bb571e41f811f966a39ab5ab1e67e7c60db3b9f152d86ba61ba75369
        • MD5 SHA1 SHA512 SSDEEP TLSH

        appletviewer.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe
        • Size 5.2MB
        • SHA256 da8ba97670020aa2639087dfa61636011f09d462377f78f3fe1b3d8d10f6be0a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        extcheck.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\extcheck.exe
        • Size 5.2MB
        • SHA256 13f4230fc61eabfffaaaedcc7f948373f54dfa67ab4044326d8d42abbfc2d3c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        idlj.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\idlj.exe
        • Size 5.2MB
        • SHA256 f5bf92987eca972fcfef6a214b58759455804a5b7e93f6424bbccc6478271abd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jabswitch.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe
        • Size 5.2MB
        • SHA256 9fce282acb96e68fbea12f70102f0e0d1059c3c7df85ad49537ed51a3af4d31e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dotnet.exe

        • Path C:\Program Files\dotnet\dotnet.exe
        • Size 5.3MB
        • SHA256 74b4b9cb4b44ce91ea4b652c02d3e7c4e96ca96ee70e46587939d6caa0a7139c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe
        • Size 5.2MB
        • SHA256 6403935cbc805244b7b26d17cbe9d5ce7c1b9e36244e40cd94ccacab59afde05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe
        • Size 5.3MB
        • SHA256 f2edaf115ce87d697cf90279af6886197b96f52d370ff0dc7ef46c1befd13cb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        createdump.exe

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe
        • Size 5.2MB
        • SHA256 36199da24957f252c4a4ec1451edb9c14bd464fa82b5f9501bd7830a8809388a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar~4.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-26_82eb625893e335cb4cb018a710098fdc_cloudeye_cobalt-strike_elex_hijackloader_icedid_njrat_vidar~4.exe
        • Size 1.6MB
        • SHA256 814cc0aa61ca1827c3c38a4619b974db6c7325c41cb1facd6aec57fd97c54fc8
        • 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 5.2MB
        • SHA256 15f399ff1eab6c3ccc4b160afd81ba4ffa4675ff63f23855f3f23e07e166600c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 aadda170be79e121c2bb2472ea4b36ed747ef81d842b683097411051702f50fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 674909c6417876fb555ddfd9475f53e06a5e3ab6e54fbee5de0363104f6118c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 5e174a0e07fe0be553de7250d86e69885d274c3d14f059ecf5b809e5946f6996
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 3b705a61cf500d6196732912780901a95fb5d042713ee22ab85a94bf924442ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 122706d80382afbe135fbf97527bc56ed08967aab408e22a458baac731dbfdbe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 cdce2c767b0f8cf355381a7ad87769ee0df6a2f8acc095d6e787539d1bc5e10d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 9506d37c51e294d234f34149d270a378cdb059aa8b4e5a01aa7a4117a58561ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 9b26916e891488643bde564df1f8a2f4e1e2a8b87af56e64c4901aabec029efc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntldr~6

        • Path \??\c:\ntldr~6
        • Size 5.2MB
        • SHA256 9204a1b61a918e9b7319389dd5699117e70817a6fb92064d16588597069bb6bf
        • MD5 SHA1 SHA512 SSDEEP TLSH