Analysis

  • max time kernel
    149s
  • max time network
    100s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 09:46

General

  • Target
    2026-04-17_00941bc238061431e83111ef4462c460_cobalt-strike_hijackloader_icedid_satacom_vidar.exe
  • Size 1.8MB
  • Sample260417-lrtwssay2k
  • SHA256 20c20611d29a14ae7a638c193456fa297009ff7a33fb3f5c74cd64034e3391a7
  • 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 4 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 WriteProcessMemory 24 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:3132
    • C:\Users\Admin\AppData\Local\Temp\2026-04-17_00941bc238061431e83111ef4462c460_cobalt-strike_hijackloader_icedid_satacom_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-17_00941bc238061431e83111ef4462c460_cobalt-strike_hijackloader_icedid_satacom_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4360
      • 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:6092
        • 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:2584
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4352
          • 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:3596
  • 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:3348
    • 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:4488
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3888
      • 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:5488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        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 3fe224f6052b84f423c0e6ae9e21b9e8a3bb44d90833dd3c0b590cb17940309e
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_xytrahpu.bnd.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xytrahpu.bnd.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 c8d4bf0af7143157dd6346ebce738cec90d00493cc5edcb63c0ce4c780511eab
        • MD5 SHA1 SHA512 TLSH

        memory/2584-168-0x000001A3D1730000-0x000001A3D1736000-memory.dmp

        memory/2584-197-0x000001A3B8F00000-0x000001A3B8F12000-memory.dmp

        memory/2584-42-0x000001A3D11C0000-0x000001A3D1273000-memory.dmp

        memory/2584-49-0x000001A3D1280000-0x000001A3D128A000-memory.dmp

        memory/2584-52-0x000001A3D12B0000-0x000001A3D12CC000-memory.dmp

        memory/2584-78-0x000001A3D1290000-0x000001A3D129A000-memory.dmp

        memory/2584-190-0x000001A3B6F20000-0x000001A3B70CC000-memory.dmp

        memory/2584-195-0x000001A3B89F0000-0x000001A3B89FC000-memory.dmp

        memory/2584-155-0x000001A3D1750000-0x000001A3D176A000-memory.dmp

        memory/2584-167-0x000001A3D12A0000-0x000001A3D12A8000-memory.dmp

        memory/2584-41-0x000001A3D11A0000-0x000001A3D11BC000-memory.dmp

        memory/2584-175-0x000001A3D1740000-0x000001A3D174A000-memory.dmp

        memory/2584-18-0x000001A3D10E0000-0x000001A3D1102000-memory.dmp

        memory/2584-16-0x000001A3D1130000-0x000001A3D1140000-memory.dmp

        memory/3132-25-0x00000000027E0000-0x00000000027E1000-memory.dmp

        memory/3132-33-0x0000000002780000-0x0000000002781000-memory.dmp

        memory/3596-191-0x000002BECDF70000-0x000002BECDF7C000-memory.dmp

        memory/3596-192-0x000002BECE010000-0x000002BECE022000-memory.dmp

        memory/4360-295-0x0000000140000000-0x0000000140077000-memory.dmp

        memory/4360-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/4360-301-0x00007FF762280000-0x00007FF76245D000-memory.dmp

        memory/4360-302-0x000001590FA60000-0x000001590FB80000-memory.dmp

        memory/4360-5-0x00007FF762280000-0x00007FF76245D000-memory.dmp

        memory/4488-193-0x000001FB67C80000-0x000001FB67E2C000-memory.dmp

        memory/4488-198-0x000001FB69790000-0x000001FB697A2000-memory.dmp

        memory/4488-196-0x000001FB67F20000-0x000001FB67F2C000-memory.dmp

        memory/5488-200-0x00000232F0F60000-0x00000232F0F72000-memory.dmp

        memory/5488-194-0x00000232EF050000-0x00000232EF1FC000-memory.dmp

        memory/5488-199-0x00000232EF2F0000-0x00000232EF2FC000-memory.dmp