Analysis

  • max time kernel
    148s
  • max time network
    121s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/06/2026, 01:14

General

  • Target
    update4_21[6].exe
  • Size 1.4MB
  • Sample260622-blx16ags9p
  • SHA256 60c6aef287f9e5f6c8f2d08e313a066a6408742925ce1348694e57ec505f759a
  • 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\update4_21[6].exe
    "C:\Users\Admin\AppData\Local\Temp\update4_21[6].exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Users\Admin\AppData\Local\Temp\is-J6NNN.tmp\update4_21[6].tmp
      "C:\Users\Admin\AppData\Local\Temp\is-J6NNN.tmp\update4_21[6].tmp" /SL5="$3021A,1211778,54272,C:\Users\Admin\AppData\Local\Temp\update4_21[6].exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        update4_21[6].tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-J6NNN.tmp\update4_21[6].tmp
        • Size 688KB
        • SHA256 c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2228-0-0x000000000040D000-0x000000000040E000-memory.dmp

        memory/2228-1-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/2228-16-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5900-8-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/5900-9-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/5900-15-0x0000000000400000-0x00000000004BC000-memory.dmp