Analysis

  • max time kernel
    8s
  • max time network
    23s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/09/2026, 22:22

General

  • Target
    4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.exe
  • Size 16.5MB
  • Sample260928-2aba5ade58
  • SHA256 4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.exe
    "C:\Users\Admin\AppData\Local\Temp\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Local\Temp\is-QDC3MZTX0Z.tmp\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QDC3MZTX0Z.tmp\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.tmp" /SL5="$400A8,5532779,896000,C:\Users\Admin\AppData\Local\Temp\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:1980

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-QDC3MZTX0Z.tmp\4582d2c5b3ec5281c8ca895f0816a53b44299c3431673087988734e2f2082ee0.tmp
        • Size 4.2MB
        • SHA256 a6831035e465aec1da9a92dc9483235a90bd57d4ca39174de1ac27ce2f8c644f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _isdecmp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\is-TBFZ6CM2HQ.tmp\_isetup\_isdecmp.dll
        • Size 34KB
        • SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1980-6-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

        memory/1980-15-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

        memory/1980-14-0x0000000000DD0000-0x0000000001215000-memory.dmp

        memory/1980-17-0x0000000000DD0000-0x0000000001215000-memory.dmp

        memory/1980-19-0x0000000000DD0000-0x0000000001215000-memory.dmp

        memory/5080-1-0x0000000000D10000-0x0000000000DF9000-memory.dmp

        memory/5080-13-0x0000000000D10000-0x0000000000DF9000-memory.dmp