Analysis

  • max time kernel
    149s
  • max time network
    96s
  • 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-e2rqvsew8r
  • SHA256 c9d50980422d1046216b9e1c94b429ddded6aae298a6216d48911f1da889fea0
  • 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 54 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:3104
    • 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:2188
      • 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:4340
        • 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:5124
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:5264
          • 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:5284
  • 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:5876
    • 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:1216
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5580
      • 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:5672

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 15bfc59f1eca54276637983327e700ec11e88d8541ba10387dd6eed8621c6abf
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_sespzhvw.pxu.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sespzhvw.pxu.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/1216-261-0x000001ADA36D0000-0x000001ADA36DC000-memory.dmp

        memory/1216-262-0x000001ADA3800000-0x000001ADA3812000-memory.dmp

        memory/1216-263-0x000001ADBBEE0000-0x000001ADBBEE8000-memory.dmp

        memory/2188-15-0x00007FF623FE0000-0x00007FF624C07000-memory.dmp

        memory/2188-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/2188-241-0x0000000140000000-0x00000001405AA000-memory.dmp

        memory/2188-270-0x00007FF623FE0000-0x00007FF624C07000-memory.dmp

        memory/3104-28-0x0000000002610000-0x0000000002611000-memory.dmp

        memory/3104-26-0x0000000002620000-0x0000000002621000-memory.dmp

        memory/5124-45-0x00000240EA530000-0x00000240EA5E3000-memory.dmp

        memory/5124-255-0x00000240D1CE0000-0x00000240D1CEC000-memory.dmp

        memory/5124-229-0x00000240EA640000-0x00000240EA646000-memory.dmp

        memory/5124-234-0x00000240EA650000-0x00000240EA65A000-memory.dmp

        memory/5124-66-0x00000240EA620000-0x00000240EA63C000-memory.dmp

        memory/5124-17-0x00000240EA480000-0x00000240EA490000-memory.dmp

        memory/5124-24-0x00000240EA440000-0x00000240EA462000-memory.dmp

        memory/5124-16-0x00000240EA480000-0x00000240EA490000-memory.dmp

        memory/5124-59-0x00000240EA5F0000-0x00000240EA5FA000-memory.dmp

        memory/5124-94-0x00000240EA600000-0x00000240EA60A000-memory.dmp

        memory/5124-224-0x00000240EA610000-0x00000240EA618000-memory.dmp

        memory/5124-161-0x00000240EA660000-0x00000240EA67A000-memory.dmp

        memory/5124-44-0x00000240EA510000-0x00000240EA52C000-memory.dmp

        memory/5124-257-0x00000240EA4F0000-0x00000240EA4F8000-memory.dmp

        memory/5124-256-0x00000240D2260000-0x00000240D2272000-memory.dmp

        memory/5284-252-0x00000264F1F80000-0x00000264F1F88000-memory.dmp

        memory/5284-250-0x00000264F0050000-0x00000264F005C000-memory.dmp

        memory/5284-251-0x00000264F1960000-0x00000264F1972000-memory.dmp

        memory/5672-268-0x000002CBA1B80000-0x000002CBA1B92000-memory.dmp

        memory/5672-267-0x000002CBA02B0000-0x000002CBA02BC000-memory.dmp

        memory/5672-269-0x000002CBBA470000-0x000002CBBA478000-memory.dmp