Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/04/2026, 15:32

General

  • Target
    2026-04-19_78f1749c922519011c2bdfad5c422480_cobalt-strike_hijackloader_icedid_njrat_satacom_stealc_vidar.exe
  • Size 7.7MB
  • Sample260419-sysqmsdz3r
  • SHA256 65c80d109348ae3f9a31c23ca453548d15b04a0177a8e333168c7b2326bef0cb
  • 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 64 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 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:3280
    • C:\Users\Admin\AppData\Local\Temp\2026-04-19_78f1749c922519011c2bdfad5c422480_cobalt-strike_hijackloader_icedid_njrat_satacom_stealc_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-19_78f1749c922519011c2bdfad5c422480_cobalt-strike_hijackloader_icedid_njrat_satacom_stealc_vidar.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4572
      • 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:4308
        • 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:3700
        • C:\Users\Admin\Videos\Symbiote.exe
          "C:\Users\Admin\Videos\Symbiote.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4524
          • 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:4720
  • 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:5232
    • 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:4448
    • C:\Users\Admin\Videos\Symbiote.exe
      "C:\Users\Admin\Videos\Symbiote.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1744
      • 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:2284

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 2KB
        • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 2ae6e3f473d1bb5d3fb350e7f4361420068d8fc4ca9bb770d8d97c946217e553
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_txrnbi5b.vek.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_txrnbi5b.vek.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 e3274ce8296f2cd20e3189576fbadbfa0f1817cdf313487945c80e968589a495
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 168aae57a8befce225e4b44fc30527ef6caf2c86b0c943ca5de3cd8d88123bad
        • MD5 SHA1 SHA512 TLSH

        memory/1744-53-0x00000173A8480000-0x00000173A84B0000-memory.dmp

        memory/2284-217-0x000002A829B20000-0x000002A829B50000-memory.dmp

        memory/3280-18-0x00000000035D0000-0x00000000035D1000-memory.dmp

        memory/3280-38-0x00000000035C0000-0x00000000035C1000-memory.dmp

        memory/3700-37-0x0000015E87D40000-0x0000015E87D70000-memory.dmp

        memory/3700-24-0x0000015EA1D10000-0x0000015EA1D32000-memory.dmp

        memory/4308-17-0x00000219CF240000-0x00000219CF270000-memory.dmp

        memory/4448-208-0x000002328A3C0000-0x000002328A3F0000-memory.dmp

        memory/4524-334-0x00000245E2700000-0x00000245E2730000-memory.dmp

        memory/4572-13-0x00007FF6DD680000-0x00007FF6DDE43000-memory.dmp

        memory/4572-0-0x0000000180000000-0x00000001800DD000-memory.dmp

        memory/4572-332-0x00007FF6DD680000-0x00007FF6DDE43000-memory.dmp

        memory/4572-333-0x0000025595C70000-0x0000025595CA0000-memory.dmp

        memory/4572-326-0x0000000140000000-0x0000000140398000-memory.dmp

        memory/4720-88-0x000001DFD89A0000-0x000001DFD89AA000-memory.dmp

        memory/4720-72-0x000001DFD84D0000-0x000001DFD84DA000-memory.dmp

        memory/4720-48-0x000001DFD8740000-0x000001DFD87F5000-memory.dmp

        memory/4720-211-0x000001DFBE5A0000-0x000001DFBE5D0000-memory.dmp

        memory/4720-63-0x000001DFD8960000-0x000001DFD897C000-memory.dmp

        memory/4720-46-0x000001DFD8720000-0x000001DFD873C000-memory.dmp

        memory/4720-50-0x000001DFD84C0000-0x000001DFD84CA000-memory.dmp

        memory/4720-82-0x000001DFD8980000-0x000001DFD899A000-memory.dmp

        memory/4720-85-0x000001DFD8950000-0x000001DFD8956000-memory.dmp

        memory/4720-84-0x000001DFD8940000-0x000001DFD8948000-memory.dmp

        memory/5232-52-0x000001F868F40000-0x000001F868F70000-memory.dmp