Analysis

  • user interaction
    yes
  • max time kernel
    298s
  • max time network
    244s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 17:22

General

  • Target
    PAS.exe
  • Size 9.4MB
  • Sample260805-vxnfmscp81
  • SHA256 1e575a6a610af1d9fa1d3ccca1ab487775f275ee3d563d34d7f7cfa129337626
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 2 IoCs

    Inno Setup installer

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAS.exe
    "C:\Users\Admin\AppData\Local\Temp\PAS.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4128
    • C:\Users\Admin\AppData\Local\Temp\is-MCCNL.tmp\PAS.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-MCCNL.tmp\PAS.tmp" /SL5="$501F8,9524281,140800,C:\Users\Admin\AppData\Local\Temp\PAS.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1556

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        PAS.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-MCCNL.tmp\PAS.tmp
        • Size 1.1MB
        • SHA256 89c8d27247ff86f189ebba01e27c47daa184a04c5f002130f9d336ca80d71202
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1556-7-0x0000000000400000-0x0000000000526000-memory.dmp

        memory/1556-8-0x0000000000400000-0x0000000000526000-memory.dmp

        memory/1556-13-0x0000000000400000-0x0000000000526000-memory.dmp

        memory/4128-0-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/4128-2-0x000000000041E000-0x000000000041F000-memory.dmp

        memory/4128-14-0x0000000000400000-0x000000000042D000-memory.dmp