Analysis

  • max time kernel
    23s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/09/2026, 22:42

General

  • Target
    file.exe
  • Size 13.0MB
  • Sample260929-2mrtms1t2n
  • SHA256 cdc58e74d07a3bfef2e479c2c0f99b442ce77657b3dc6a57592d32d7824d2616
  • 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. 3 IoCs

    Inno Setup installer

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Users\Admin\AppData\Local\Temp\is-QGO96F04X4.tmp\file.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QGO96F04X4.tmp\file.tmp" /SL5="$501D0,5049803,1208320,C:\Users\Admin\AppData\Local\Temp\file.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:3612

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        _isdecmp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\is-IVMBBZ13AC.tmp\_isetup\_isdecmp.dll
        • Size 34KB
        • SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        file.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-QGO96F04X4.tmp\file.tmp
        • Size 4.5MB
        • SHA256 0a2f5f4148ef694e433b53946064e113592efaff32e579c4d54d6f8830e5dc25
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1380-0-0x00000000009E0000-0x0000000000B15000-memory.dmp

        memory/1380-13-0x00000000009E0000-0x0000000000B15000-memory.dmp

        memory/1380-25-0x00000000009E0000-0x0000000000B15000-memory.dmp

        memory/3612-6-0x0000000001340000-0x0000000001341000-memory.dmp

        memory/3612-15-0x0000000001340000-0x0000000001341000-memory.dmp

        memory/3612-14-0x0000000000060000-0x00000000004F1000-memory.dmp

        memory/3612-17-0x0000000000060000-0x00000000004F1000-memory.dmp

        memory/3612-19-0x0000000000060000-0x00000000004F1000-memory.dmp

        memory/3612-24-0x0000000000060000-0x00000000004F1000-memory.dmp