Analysis

  • max time kernel
    150s
  • max time network
    94s
  • 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, 14:00

General

  • Target
    2026-05-03_a2b8eea4cc92b475f8e847f6182fc432_icedid_njrat.exe
  • Size 8.0MB
  • Sample260503-rayrbaa19s
  • SHA256 5fabef1bc54b3d60d5134783cadbe73f788f277165e0099cf3d6187054995c82
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3120
    • C:\Users\Admin\AppData\Local\Temp\2026-05-03_a2b8eea4cc92b475f8e847f6182fc432_icedid_njrat.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-05-03_a2b8eea4cc92b475f8e847f6182fc432_icedid_njrat.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Users\Admin\Videos\Symbiote.exe
        C:\Users\Admin\Videos\Symbiote.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5652
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe -c Add-MpPreference -ExclusionProcess "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2776
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2360
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell.exe -c Add-MpPreference -ExclusionProcess "C:\Users\Admin\Videos\Symbiote.exe"
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:6088
  • C:\Users\Admin\Videos\Symbiote.exe
    C:\Users\Admin\Videos\Symbiote.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4368
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -c Add-MpPreference -ExclusionProcess "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3928
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c Add-MpPreference -ExclusionProcess "C:\Users\Admin\Videos\Symbiote.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:804

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        OfficeClickToRun.exe

        • Path C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe
        • Size 9.1MB
        • SHA256 0c6b5a7fe592ab2badf30386331040e74b900a1334e8b85c782f24e16a4f4c2b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 4KB
        • SHA256 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 87b0c970e8d5fce5c168b70336a5d974a198c14dcc0c7fd1f49d6bcc503e63cf
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_kbjftduv.slk.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kbjftduv.slk.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        PEStub.dll

        • Path C:\Users\Admin\Videos\PEStub.dll
        • Size 59KB
        • SHA256 5aab76737f2d9f6e6d4d225b12e1123918306d86f1ba5e0f629f97fd3f9710d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Phosphoric.dll

        • Path C:\Users\Admin\Videos\Phosphoric.dll
        • Size 868KB
        • SHA256 bbbf9287cbac6a35d66cd0ac5744298a62b1934cbc8cf2292e3f1efd43ab22fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PsPInjector.dll

        • Path C:\Users\Admin\Videos\PsPInjector.dll
        • Size 21KB
        • SHA256 dd93e8ae016728ffcfd0dde17e67768357f909d9b09e73919838b394960f1a8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Symbiote.exe

        • Path C:\Users\Admin\Videos\Symbiote.exe
        • Size 781KB
        • SHA256 dd822836313f979e21c86489d4b2a95a68c258baccb3abdce736d298a2c7ad14
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 93fd3c992521cef182e6847f4f6658c58cfd5bdde16d4732d1c055b3c9e34398
        • MD5 SHA1 SHA512 TLSH

        memory/804-365-0x000001BB82500000-0x000001BB8250C000-memory.dmp

        memory/804-366-0x000001BB843C0000-0x000001BB843D2000-memory.dmp

        memory/2776-85-0x000001E1E6B10000-0x000001E1E6B2A000-memory.dmp

        memory/2776-91-0x000001E1E6AD0000-0x000001E1E6AD8000-memory.dmp

        memory/2776-51-0x000001E1E6AF0000-0x000001E1E6B0C000-memory.dmp

        memory/2776-77-0x000001E1E65A0000-0x000001E1E65AA000-memory.dmp

        memory/2776-23-0x000001E1E63A0000-0x000001E1E63C2000-memory.dmp

        memory/2776-17-0x000001E1E6430000-0x000001E1E6440000-memory.dmp

        memory/2776-40-0x000001E1E6570000-0x000001E1E658C000-memory.dmp

        memory/2776-42-0x000001E1E6590000-0x000001E1E659A000-memory.dmp

        memory/2776-92-0x000001E1E6AE0000-0x000001E1E6AE6000-memory.dmp

        memory/2776-95-0x000001E1E6F30000-0x000001E1E6F3A000-memory.dmp

        memory/2776-99-0x000001E1E6350000-0x000001E1E6362000-memory.dmp

        memory/2776-98-0x000001E1CDD50000-0x000001E1CDD5C000-memory.dmp

        memory/2776-16-0x000001E1E6430000-0x000001E1E6440000-memory.dmp

        memory/2776-41-0x000001E1E67C0000-0x000001E1E6873000-memory.dmp

        memory/3120-372-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-375-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-386-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-385-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-384-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-383-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-49-0x0000000002460000-0x0000000002461000-memory.dmp

        memory/3120-26-0x00000000024F0000-0x00000000024F1000-memory.dmp

        memory/3120-382-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-379-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-371-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-380-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-373-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-381-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-374-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-376-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-377-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3120-378-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

        memory/3928-360-0x00000111E1D10000-0x00000111E1D1C000-memory.dmp

        memory/3928-361-0x00000111E1DB0000-0x00000111E1DC2000-memory.dmp

        memory/4968-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/4968-370-0x00007FF7F24D0000-0x00007FF7F2CCD000-memory.dmp

        memory/4968-9-0x00007FF7F24D0000-0x00007FF7F2CCD000-memory.dmp

        memory/4968-328-0x0000000140000000-0x00000001403A3000-memory.dmp

        memory/6088-355-0x0000026282930000-0x000002628293C000-memory.dmp

        memory/6088-356-0x000002629AB60000-0x000002629AB72000-memory.dmp