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, 04:26

General

  • Target
    2026-04-15_67ed7699952e51a4d7c06fa5b18fae01_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_stealc_vidar.exe
  • Size 12.1MB
  • Sample260415-e2re4ahz7y
  • SHA256 c9d50980422d1046216b9e1c94b429ddded6aae298a6216d48911f1da889fea0
  • 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 52 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:3160
    • C:\Users\Admin\AppData\Local\Temp\2026-04-15_67ed7699952e51a4d7c06fa5b18fae01_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_stealc_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-15_67ed7699952e51a4d7c06fa5b18fae01_akira_cobalt-strike_hijackloader_icedid_njrat_remcos_satacom_stealc_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4144
      • 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:4276
        • 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:2484
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2492
          • 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:3660
  • 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:5744
    • 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:648
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3760
      • 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:3908

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_mnx5qzoa.zbe.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mnx5qzoa.zbe.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 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
        • 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/648-259-0x0000012D7C9D0000-0x0000012D7C9DC000-memory.dmp

        memory/648-260-0x0000012D7E1C0000-0x0000012D7E1C8000-memory.dmp

        memory/648-261-0x0000012D7E2D0000-0x0000012D7E2E2000-memory.dmp

        memory/2484-50-0x0000018E9F650000-0x0000018E9F65A000-memory.dmp

        memory/2484-124-0x0000018E9F900000-0x0000018E9F91A000-memory.dmp

        memory/2484-41-0x0000018E9F560000-0x0000018E9F57C000-memory.dmp

        memory/2484-53-0x0000018E9F8E0000-0x0000018E9F8FC000-memory.dmp

        memory/2484-89-0x0000018E9F7B0000-0x0000018E9F7BA000-memory.dmp

        memory/2484-25-0x0000018E9F1B0000-0x0000018E9F1D2000-memory.dmp

        memory/2484-16-0x0000018E9F230000-0x0000018E9F240000-memory.dmp

        memory/2484-42-0x0000018E9F590000-0x0000018E9F643000-memory.dmp

        memory/2484-172-0x0000018E9F7C0000-0x0000018E9F7C8000-memory.dmp

        memory/2484-173-0x0000018E9F7D0000-0x0000018E9F7D6000-memory.dmp

        memory/2484-195-0x0000018E9F920000-0x0000018E9F92A000-memory.dmp

        memory/2484-17-0x0000018E9F230000-0x0000018E9F240000-memory.dmp

        memory/2484-236-0x0000018E86B80000-0x0000018E86B88000-memory.dmp

        memory/2484-235-0x0000018E86B40000-0x0000018E86B4C000-memory.dmp

        memory/2484-237-0x0000018E9F150000-0x0000018E9F162000-memory.dmp

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

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

        memory/3660-248-0x0000023D1B030000-0x0000023D1B03C000-memory.dmp

        memory/3660-247-0x0000023D1B010000-0x0000023D1B018000-memory.dmp

        memory/3660-249-0x0000023D33640000-0x0000023D33652000-memory.dmp

        memory/3908-255-0x000001CF8A1E0000-0x000001CF8A1F2000-memory.dmp

        memory/3908-254-0x000001CF8A180000-0x000001CF8A18C000-memory.dmp

        memory/3908-253-0x000001CF8A0F0000-0x000001CF8A0F8000-memory.dmp

        memory/4144-246-0x00007FF6CF190000-0x00007FF6CFDB7000-memory.dmp

        memory/4144-220-0x0000000140000000-0x00000001405AA000-memory.dmp

        memory/4144-15-0x00007FF6CF190000-0x00007FF6CFDB7000-memory.dmp

        memory/4144-0-0x0000000180000000-0x00000001800DD000-memory.dmp