Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 12:38

General

  • Target
    SVR26-616 - PDA - MARLIN DUA - TLP.exe
  • Size 1.0MB
  • Sample260730-pt4essssbw
  • SHA256 907dd5d4c793cf6774a8f6638574b35ba6e6c9b10db51434eb5f60e4cee237df
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • Family: AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SVR26-616 - PDA - MARLIN DUA - TLP.exe
    "C:\Users\Admin\AppData\Local\Temp\SVR26-616 - PDA - MARLIN DUA - TLP.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\AppData\Local\Temp\SVR26-616 - PDA - MARLIN DUA - TLP.exe
      "C:\Users\Admin\AppData\Local\Temp\SVR26-616 - PDA - MARLIN DUA - TLP.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5776
  • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\r1uc0pqaho2.ps1"
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4388
    • C:\Users\Admin\AppData\Roaming\HyhfTFJckIgHX.exe
      "C:\Users\Admin\AppData\Roaming\HyhfTFJckIgHX.exe"
      2⤵
      • Modifies Windows Defender DisableAntiSpyware settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5408
      • C:\Users\Admin\AppData\Roaming\HyhfTFJckIgHX.exe
        "C:\Users\Admin\AppData\Roaming\HyhfTFJckIgHX.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        PID:4444

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        r1uc0pqaho2.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\r1uc0pqaho2.ps1
        • Size 1KB
        • SHA256 c21c0c5bedc42bc816114f7958525d33f2f66a3ed967917a2d7fdf1836d00a83
        • MD5 SHA1 SHA512 TLSH

        HyhfTFJckIgHX.exe

        • Path C:\Users\Admin\AppData\Roaming\HyhfTFJckIgHX.exe
        • Size 1.0MB
        • SHA256 907dd5d4c793cf6774a8f6638574b35ba6e6c9b10db51434eb5f60e4cee237df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4388-30-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-22-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-38-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-35-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-34-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-33-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-32-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-31-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-21-0x0000023232DF0000-0x0000023232E12000-memory.dmp

        memory/4388-29-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-28-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-27-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-25-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-24-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-17-0x00007FFDF023F000-0x00007FFDF0240000-memory.dmp

        memory/4388-18-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4388-23-0x00007FFDF00B0000-0x00007FFDF0A54000-memory.dmp

        memory/4856-0-0x0000000074322000-0x0000000074323000-memory.dmp

        memory/4856-5-0x0000000074310000-0x0000000074ACC000-memory.dmp

        memory/4856-16-0x0000000074310000-0x0000000074ACC000-memory.dmp

        memory/4856-4-0x0000000005880000-0x000000000588A000-memory.dmp

        memory/4856-2-0x0000000005F70000-0x000000000652A000-memory.dmp

        memory/4856-1-0x0000000000D90000-0x0000000000E98000-memory.dmp

        memory/4856-3-0x0000000005890000-0x0000000005922000-memory.dmp

        memory/4856-6-0x0000000005B10000-0x0000000005B2C000-memory.dmp

        memory/4856-10-0x0000000008230000-0x0000000008310000-memory.dmp

        memory/4856-9-0x0000000008170000-0x000000000820C000-memory.dmp

        memory/4856-8-0x0000000074310000-0x0000000074ACC000-memory.dmp

        memory/4856-7-0x0000000074322000-0x0000000074323000-memory.dmp

        memory/5776-12-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/5776-13-0x0000000074310000-0x0000000074ACC000-memory.dmp

        memory/5776-15-0x0000000074310000-0x0000000074ACC000-memory.dmp

        memory/5776-14-0x0000000005970000-0x00000000059D6000-memory.dmp

        memory/5776-39-0x0000000006700000-0x0000000006750000-memory.dmp

        memory/5776-40-0x0000000074310000-0x0000000074ACC000-memory.dmp