Analysis

  • user interaction
    yes
  • max time kernel
    298s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 19:50

General

  • Target
    Setup-2.6.1.1(2026-04-20).exe
  • Size 5.6MB
  • Sample260822-ykrt3stvcs
  • SHA256 04f9ad1dfc50c700641fb38bd5055b1825923f2d6c59b4d19c0f2c72aff90ef9
  • 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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe
    "C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5996
    • C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp" /SL5="$50266,4657447,893952,C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      PID:2884

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Setup-2.6.1.1(2026-04-20).tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp
        • Size 4.2MB
        • SHA256 0498247ae4c245a01b7219cc435668c4b0a3649be1c4680fe2831a7f7ddc2cf8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dcpenflt_driver_install.log

        • Path C:\Users\Admin\AppData\Local\Temp\is-BB8OSUA8Z2.tmp\dcpenflt_driver_install.log
        • Size 642B
        • SHA256 c511e9b76b571b892d9150fedb5c6ea02c5840e3a18e51f6fa9e8571629b560a
        • MD5 SHA1 SHA512 TLSH

        memory/2884-6-0x0000000002960000-0x0000000002961000-memory.dmp

        memory/2884-23-0x0000000002960000-0x0000000002961000-memory.dmp

        memory/2884-22-0x0000000000030000-0x000000000047B000-memory.dmp

        memory/5996-1-0x0000000000380000-0x0000000000469000-memory.dmp

        memory/5996-21-0x0000000000380000-0x0000000000469000-memory.dmp