Analysis

  • max time kernel
    22s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 06:00

General

  • Target
    03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe
  • Size 12.7MB
  • Sample261027-gqlftaby2r
  • SHA256 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe
    "C:\Users\Admin\AppData\Local\Temp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5444
    • C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp" /SL5="$400A8,2663340,860160,C:\Users\Admin\AppData\Local\Temp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.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:4488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp
        • Size 4.2MB
        • SHA256 3152d5e2763c113c44f0fd81269b61f547ae3ae5ee389352d4f81598fbe221e1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _isdecmp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\is-ZWQ7O368EM.tmp\_isetup\_isdecmp.dll
        • Size 31KB
        • SHA256 046dddc55633d3867ecf0c05d4ec7176ded1df0456a2aedcd1f50fb26e94c132
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4488-6-0x0000000001020000-0x0000000001021000-memory.dmp

        memory/4488-12-0x0000000000080000-0x00000000004BF000-memory.dmp

        memory/4488-13-0x0000000001020000-0x0000000001021000-memory.dmp

        memory/4488-15-0x0000000000080000-0x00000000004BF000-memory.dmp

        memory/4488-22-0x0000000000080000-0x00000000004BF000-memory.dmp

        memory/5444-0-0x00000000007F0000-0x00000000008D1000-memory.dmp

        memory/5444-11-0x00000000007F0000-0x00000000008D1000-memory.dmp

        memory/5444-23-0x00000000007F0000-0x00000000008D1000-memory.dmp