Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 04:37

General

  • Target
    2026-05-03_86805fe80b8f795ddca12e5a211ac06f_cobalt-strike_icedid_njrat_satacom_vidar.exe
  • Size 2.0MB
  • Sample260503-e81bksbx3v
  • SHA256 a497466826305113bcfea0cbbcc71001b2707ad88c2ce758d64aef99d7a485da
  • 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 62 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 16 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:3160
    • C:\Users\Admin\AppData\Local\Temp\2026-05-03_86805fe80b8f795ddca12e5a211ac06f_cobalt-strike_icedid_njrat_satacom_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-05-03_86805fe80b8f795ddca12e5a211ac06f_cobalt-strike_icedid_njrat_satacom_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3268
      • 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:2032
        • 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:4404
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:5260
          • 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:2988
  • 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:1396
    • 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:5480
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3952
      • 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:5264

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 93fd3c992521cef182e6847f4f6658c58cfd5bdde16d4732d1c055b3c9e34398
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_gi0qfeq3.5du.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gi0qfeq3.5du.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 fb485201330a5ca14dc2d7a80ecf88b5c9e53d59929f9234c3ccf7548e2fe73f
        • MD5 SHA1 SHA512 TLSH

        memory/2988-264-0x00000221658C0000-0x00000221658C8000-memory.dmp

        memory/2988-265-0x0000022165950000-0x000002216595C000-memory.dmp

        memory/2988-266-0x0000022165F90000-0x0000022165FA2000-memory.dmp

        memory/3160-34-0x0000000002310000-0x0000000002311000-memory.dmp

        memory/3160-26-0x0000000002330000-0x0000000002331000-memory.dmp

        memory/3268-0-0x00007FF7AFFF0000-0x00007FF7B01F7000-memory.dmp

        memory/3268-1-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/3268-278-0x00007FF7AFFF0000-0x00007FF7B01F7000-memory.dmp

        memory/3268-271-0x0000000140000000-0x00000001400A2000-memory.dmp

        memory/4404-42-0x000001F0CC290000-0x000001F0CC343000-memory.dmp

        memory/4404-66-0x000001F0CC360000-0x000001F0CC36A000-memory.dmp

        memory/4404-41-0x000001F0CC270000-0x000001F0CC28C000-memory.dmp

        memory/4404-99-0x000001F0CC3B0000-0x000001F0CC3BA000-memory.dmp

        memory/4404-180-0x000001F0B3EB0000-0x000001F0B3EC2000-memory.dmp

        memory/4404-179-0x000001F0B2350000-0x000001F0B2358000-memory.dmp

        memory/4404-178-0x000001F0B2310000-0x000001F0B231C000-memory.dmp

        memory/4404-84-0x000001F0CC3A0000-0x000001F0CC3A6000-memory.dmp

        memory/4404-78-0x000001F0CC370000-0x000001F0CC378000-memory.dmp

        memory/4404-18-0x000001F0B3F60000-0x000001F0B3F82000-memory.dmp

        memory/4404-69-0x000001F0CC3C0000-0x000001F0CC3DA000-memory.dmp

        memory/4404-43-0x000001F0CC350000-0x000001F0CC35A000-memory.dmp

        memory/4404-17-0x000001F0B3F30000-0x000001F0B3F40000-memory.dmp

        memory/4404-16-0x000001F0B3F30000-0x000001F0B3F40000-memory.dmp

        memory/4404-52-0x000001F0CC380000-0x000001F0CC39C000-memory.dmp

        memory/5264-288-0x000002C725340000-0x000002C725348000-memory.dmp

        memory/5264-289-0x000002C725360000-0x000002C72536C000-memory.dmp

        memory/5264-290-0x000002C7253D0000-0x000002C7253E2000-memory.dmp

        memory/5480-283-0x000001715F1D0000-0x000001715F1D8000-memory.dmp

        memory/5480-284-0x000001715F6A0000-0x000001715F6B2000-memory.dmp

        memory/5480-282-0x000001715F190000-0x000001715F19C000-memory.dmp