Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/05/2026, 23:56

General

  • Target
    2026-05-09_8796af09bb7df4c27f38c9081dc3156c_icedid_njrat_vidar.exe
  • Size 9.2MB
  • Sample260509-3za74aex2x
  • SHA256 a4b116a098f1506f6bc5dc95ee93fd3b2ce2e17461d0696b88207c24ef182f52
  • 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 18 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 WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\2026-05-09_8796af09bb7df4c27f38c9081dc3156c_icedid_njrat_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-05-09_8796af09bb7df4c27f38c9081dc3156c_icedid_njrat_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2324
      • 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:1420
        • 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:1092
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1652
          • 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:3760
  • 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:3908
    • 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:4612
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2216
      • 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:1440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        IntegratedOffice.exe

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe
        • Size 9.1MB
        • SHA256 0aa22f0c96ff067b78d09bd5b9d816eb5d78fd295ba118c8ec060be17dc7519e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX6410.tmp

        • Path C:\Program Files\Microsoft Office 15\ClientX64\RCX6410.tmp
        • Size 9.2MB
        • SHA256 6dfd8c7925b2b1f6cefa8b427d7d55bc8c3b33bcdd8e4634db1fff9e6863fc16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 04e3abee01c1053e991b06858069e06ffc9722659cf3d6e024f5d1f34c05a474
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_ezumfwqb.mku.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ezumfwqb.mku.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

        powershell.exe.log

        • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 4KB
        • SHA256 e3274ce8296f2cd20e3189576fbadbfa0f1817cdf313487945c80e968589a495
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 8fa72f899f69d4d9d68e48b3d38b6e1f029ba230cffc12323c314253c6641b1f
        • MD5 SHA1 SHA512 TLSH

        memory/1092-17-0x0000021EBFBF0000-0x0000021EBFC00000-memory.dmp

        memory/1092-41-0x0000021EA7550000-0x0000021EA755C000-memory.dmp

        memory/1092-40-0x0000021EA5A90000-0x0000021EA5C31000-memory.dmp

        memory/1092-25-0x0000021EBFB30000-0x0000021EBFB52000-memory.dmp

        memory/1092-16-0x0000021EBFBF0000-0x0000021EBFC00000-memory.dmp

        memory/1440-219-0x00000229F92D0000-0x00000229F92DC000-memory.dmp

        memory/1440-218-0x00000229F7880000-0x00000229F7A21000-memory.dmp

        memory/2324-334-0x0000000140000000-0x0000000140419000-memory.dmp

        memory/2324-341-0x00007FF616A40000-0x00007FF617374000-memory.dmp

        memory/2324-1-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/2324-13-0x00007FF616A40000-0x00007FF617374000-memory.dmp

        memory/3252-36-0x00000000028B0000-0x00000000028B1000-memory.dmp

        memory/3252-27-0x0000000002D50000-0x0000000002D51000-memory.dmp

        memory/3760-59-0x00000272A4B80000-0x00000272A4B8A000-memory.dmp

        memory/3760-119-0x00000272A5030000-0x00000272A5036000-memory.dmp

        memory/3760-120-0x00000272A5040000-0x00000272A504A000-memory.dmp

        memory/3760-93-0x00000272A4FF0000-0x00000272A4FFA000-memory.dmp

        memory/3760-231-0x000002728C670000-0x000002728C67C000-memory.dmp

        memory/3760-73-0x00000272A5010000-0x00000272A502C000-memory.dmp

        memory/3760-112-0x00000272A5050000-0x00000272A506A000-memory.dmp

        memory/3760-52-0x00000272A4DF0000-0x00000272A4EA5000-memory.dmp

        memory/3760-51-0x00000272A4DD0000-0x00000272A4DEC000-memory.dmp

        memory/3760-114-0x00000272A5000000-0x00000272A5008000-memory.dmp

        memory/4612-92-0x000001E0084C0000-0x000001E0084CC000-memory.dmp

        memory/4612-91-0x000001E008530000-0x000001E0086D1000-memory.dmp