Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 22:49

General

  • Target
    2026-04-15_42de59e16eb0f9f983b0bfe798963fa1_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_vidar.exe
  • Size 11.8MB
  • Sample260415-2ry4hsdy2v
  • SHA256 02a27bff56ec1d9eb5a9cec1670acac1dc91cae75c54a2183e044401f6956e45
  • 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 57 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 SetWindowsHookEx 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 WriteProcessMemory
    PID:3124
    • C:\Users\Admin\AppData\Local\Temp\2026-04-15_42de59e16eb0f9f983b0bfe798963fa1_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-15_42de59e16eb0f9f983b0bfe798963fa1_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1404
      • 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:4564
        • 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:5168
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3320
          • 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:3972
  • 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:4648
    • 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:1544
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4820
      • 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:2860

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_4erwxa20.zt4.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4erwxa20.zt4.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

        memory/1404-277-0x00007FF790EF0000-0x00007FF791AB8000-memory.dmp

        memory/1404-270-0x0000000140000000-0x000000014054B000-memory.dmp

        memory/1404-278-0x000001E780000000-0x000001E7800AE000-memory.dmp

        memory/1404-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/1404-15-0x00007FF790EF0000-0x00007FF791AB8000-memory.dmp

        memory/1544-175-0x00000133D0440000-0x00000133D044C000-memory.dmp

        memory/1544-176-0x00000133E8770000-0x00000133E885A000-memory.dmp

        memory/1544-177-0x00000133D0550000-0x00000133D0562000-memory.dmp

        memory/2860-182-0x0000018D534D0000-0x0000018D534DC000-memory.dmp

        memory/2860-184-0x0000018D6BC70000-0x0000018D6BD5A000-memory.dmp

        memory/2860-183-0x0000018D53530000-0x0000018D53542000-memory.dmp

        memory/3124-33-0x0000000000940000-0x0000000000941000-memory.dmp

        memory/3124-25-0x0000000000950000-0x0000000000951000-memory.dmp

        memory/3972-157-0x000001DD4CF70000-0x000001DD4CF76000-memory.dmp

        memory/3972-170-0x000001DD4C7E0000-0x000001DD4C7F2000-memory.dmp

        memory/3972-165-0x000001DD34490000-0x000001DD3449C000-memory.dmp

        memory/3972-166-0x000001DD4C840000-0x000001DD4C92A000-memory.dmp

        memory/5168-108-0x000001AB75F90000-0x000001AB75FAA000-memory.dmp

        memory/5168-168-0x000001AB75C60000-0x000001AB75D4A000-memory.dmp

        memory/5168-167-0x000001AB5D5F0000-0x000001AB5D5FC000-memory.dmp

        memory/5168-158-0x000001AB75F80000-0x000001AB75F8A000-memory.dmp

        memory/5168-155-0x000001AB75F40000-0x000001AB75F48000-memory.dmp

        memory/5168-169-0x000001AB5DB30000-0x000001AB5DB42000-memory.dmp

        memory/5168-75-0x000001AB75F30000-0x000001AB75F3A000-memory.dmp

        memory/5168-65-0x000001AB75F50000-0x000001AB75F6C000-memory.dmp

        memory/5168-45-0x000001AB75F00000-0x000001AB75F0A000-memory.dmp

        memory/5168-42-0x000001AB761D0000-0x000001AB76283000-memory.dmp

        memory/5168-41-0x000001AB75F10000-0x000001AB75F2C000-memory.dmp

        memory/5168-24-0x000001AB75E80000-0x000001AB75EA2000-memory.dmp

        memory/5168-17-0x000001AB75C50000-0x000001AB75C60000-memory.dmp