Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/09/2026, 06:14

General

  • Target
    installer.exe
  • Size 83KB
  • Sample260913-gzfa6asfmc
  • SHA256 93c7237a228d6e0184038edf40a2bf9c311809a5d776a046503abe1530cb1d7b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Hide Artifacts: Hidden Files and Directories 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 10 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 7 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies Internet Explorer settings 1 TTPs 35 IoCs
  • Runs ping.exe 1 TTPs 7 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\installer.exe
    "C:\Users\Admin\AppData\Local\Temp\installer.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c mode con:cols=0060 lines=0040
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3116
      • C:\Windows\SysWOW64\mode.com
        mode con:cols=0060 lines=0040
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2404
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c title VPN Professionisti e Consulenti
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c if not exist "C:\Users\Admin\AppData\Local\Temp\afolder" mkdir "C:\Users\Admin\AppData\Local\Temp\afolder"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:3324
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c if not exist "C:\Users\Admin\AppData\Local\Temp\xtmp" mkdir "C:\Users\Admin\AppData\Local\Temp\xtmp"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:3300
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c attrib +h C:\Users\Admin\AppData\Local\Temp\xtmp
      2⤵
      • Hide Artifacts: Hidden Files and Directories
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3808
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h C:\Users\Admin\AppData\Local\Temp\xtmp
        3⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:3672
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c echo:0>C:\Users\Admin\AppData\Local\Temp\is64.txt
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4432
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\is64.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4196
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c if exist "C:\Users\Admin\AppData\Local\Temp\xtmp\tmp90372.bat" del "C:\Users\Admin\AppData\Local\Temp\xtmp\tmp90372.bat"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:5088
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c if exist "C:\Users\Admin\AppData\Local\Temp\xtmp\tmp63322.exe" del "C:\Users\Admin\AppData\Local\Temp\xtmp\tmp63322.exe"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4724
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\Sysnative\cmd.exe /C C:\Users\Admin\AppData\Local\Temp\xtmp\tmp90372.bat "C:\Users\Admin\AppData\Local\Temp\installer.exe"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C C:\Users\Admin\AppData\Local\Temp\xtmp\tmp90372.bat "C:\Users\Admin\AppData\Local\Temp\installer.exe"
        3⤵
        • Checks computer location settings
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2192
        • C:\Windows\system32\mode.com
          Mode 60,40
          4⤵
            PID:1628
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:1924
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2560
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3920
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3980
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3972
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3796
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 1 -w 500
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3524
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe" "http://www.professionistieconsulenti.com/"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4624
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4624 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2836

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          8A7891822FCFF127E4EADADE9757112B

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8A7891822FCFF127E4EADADE9757112B
          • Size 2KB
          • SHA256 85fac46f1bec7721d8b38e72a983db12e6cb65c08c4bc9b9d705c51297480bf5
          • MD5 SHA1 SHA512 TLSH

          8A7891822FCFF127E4EADADE9757112B

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8A7891822FCFF127E4EADADE9757112B
          • Size 246B
          • SHA256 b4d315759430d0d798ff6edeb823cbb3f3696cfbbc6f04069287e447a070bbb0
          • MD5 SHA1 SHA512 TLSH

          suggestions[1].en-US

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\U3DRQ2XJ\suggestions[1].en-US
          • Size 17KB
          • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
          • MD5 SHA1 SHA512 SSDEEP TLSH

          is64.bat

          • Path C:\Users\Admin\AppData\Local\Temp\is64.bat
          • Size 181B
          • SHA256 e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559
          • MD5 SHA1 SHA512 TLSH

          is64.fil

          • Path C:\Users\Admin\AppData\Local\Temp\is64.fil
          • Size 32B
          • SHA256 2e340d2b9ced6ad419c031400fb974feed427cfabd0c167dea26ec732d8579be
          • MD5 SHA1 SHA512

          is64.txt

          • Path C:\Users\Admin\AppData\Local\Temp\is64.txt
          • Size 3B
          • SHA256 f1b2f662800122bed0ff255693df89c4487fbdcf453d3524a42d4ec20c3d9c04
          • MD5 SHA1 SHA512

          tmp90372.bat

          • Path C:\Users\Admin\AppData\Local\Temp\xtmp\tmp90372.bat
          • Size 4KB
          • SHA256 c7d79d1de4650b314edca58b422d25993c40f69ddd11e12f4b99759534328635
          • MD5 SHA1 SHA512 SSDEEP TLSH