Analysis

  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/04/2026, 03:58

General

  • Target
    2026-04-23_8da5e6ab8747863376d3795c5e0fc445_cobalt-strike_hijackloader_icedid_njrat_satacom_vidar.exe
  • Size 4.3MB
  • Sample260423-ejnw9aat3t
  • SHA256 d464d6953280c2bbb249f2b8f423e46bc9dd47131c3e7458f0aab7967c6dddff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 63 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 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:3112
    • C:\Users\Admin\AppData\Local\Temp\2026-04-23_8da5e6ab8747863376d3795c5e0fc445_cobalt-strike_hijackloader_icedid_njrat_satacom_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-23_8da5e6ab8747863376d3795c5e0fc445_cobalt-strike_hijackloader_icedid_njrat_satacom_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1464
      • 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:712
        • 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:3028
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2228
          • 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:792
  • 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:3136
    • 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:2360
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • 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"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4820

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 c84462abb8a96b7e55511120b8507a2ba480864cf6cd9b9eb5c0f213ab12cc67
        • 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 fb485201330a5ca14dc2d7a80ecf88b5c9e53d59929f9234c3ccf7548e2fe73f
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_ue2vjth0.lad.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ue2vjth0.lad.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 f5e38a36bc2d8eb40bcc8508c555a009daa72cf7069f977a523d29ab41834bd7
        • MD5 SHA1 SHA512 TLSH

        memory/712-17-0x00000241961F0000-0x0000024196568000-memory.dmp

        memory/792-298-0x000001F0C5FB0000-0x000001F0C605E000-memory.dmp

        memory/792-299-0x000001F0C7870000-0x000001F0C787C000-memory.dmp

        memory/792-300-0x000001F0C79B0000-0x000001F0C79C2000-memory.dmp

        memory/1464-302-0x000001FDBC370000-0x000001FDBC41E000-memory.dmp

        memory/1464-303-0x00007FF690EF0000-0x00007FF691348000-memory.dmp

        memory/1464-9-0x00007FF690EF0000-0x00007FF691348000-memory.dmp

        memory/1464-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/1464-275-0x0000000140000000-0x00000001401A3000-memory.dmp

        memory/2228-310-0x000001D2D8FD0000-0x000001D2D9348000-memory.dmp

        memory/2360-295-0x000001BFE8360000-0x000001BFE8372000-memory.dmp

        memory/2360-292-0x000001BFE8060000-0x000001BFE820C000-memory.dmp

        memory/2360-294-0x000001BFE8320000-0x000001BFE832C000-memory.dmp

        memory/3028-216-0x00000278F95D0000-0x00000278F95D6000-memory.dmp

        memory/3028-45-0x00000278F9040000-0x00000278F905C000-memory.dmp

        memory/3028-203-0x00000278F95A0000-0x00000278F95A8000-memory.dmp

        memory/3028-127-0x00000278F95F0000-0x00000278F960A000-memory.dmp

        memory/3028-297-0x00000278F8F30000-0x00000278F8F42000-memory.dmp

        memory/3028-89-0x00000278F9590000-0x00000278F959A000-memory.dmp

        memory/3028-67-0x00000278F95B0000-0x00000278F95CC000-memory.dmp

        memory/3028-54-0x00000278F9060000-0x00000278F906A000-memory.dmp

        memory/3028-46-0x00000278F9280000-0x00000278F9333000-memory.dmp

        memory/3028-219-0x00000278F95E0000-0x00000278F95EA000-memory.dmp

        memory/3028-25-0x00000278F8F60000-0x00000278F8F82000-memory.dmp

        memory/3028-293-0x00000278DEED0000-0x00000278DEF7E000-memory.dmp

        memory/3028-296-0x00000278E0820000-0x00000278E082C000-memory.dmp

        memory/3112-27-0x0000000002D10000-0x0000000002D11000-memory.dmp

        memory/3112-18-0x0000000002F50000-0x0000000002F51000-memory.dmp

        memory/3136-37-0x00000178AD090000-0x00000178AD408000-memory.dmp

        memory/3908-38-0x0000029B76400000-0x0000029B76778000-memory.dmp

        memory/4820-308-0x00000185A5170000-0x00000185A517C000-memory.dmp

        memory/4820-309-0x00000185A55E0000-0x00000185A55F2000-memory.dmp

        memory/4820-307-0x00000185A36B0000-0x00000185A385C000-memory.dmp