Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/09/2026, 12:26

General

  • Target
    4.621.1.400.exe
  • Size 408KB
  • Sample260902-pl7ggssdrf
  • SHA256 ed7f362ed3bda2b62fe349fec6ee0a353811dd163780e4a206574fd1573394f3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • macoute

C2
  • 87.98.185.184

Signatures

  • Family: Macoute

    Macoute is a Windows worm.

  • Detects Macoute worm 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4.621.1.400.exe
    "C:\Users\Admin\AppData\Local\Temp\4.621.1.400.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Program Files (x86)\win\msn.exe
      "C:\Program Files (x86)\win\msn.exe"
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      PID:1304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        msn.exe

        • Path C:\Program Files (x86)\win\msn.exe
        • Size 408KB
        • SHA256 ed7f362ed3bda2b62fe349fec6ee0a353811dd163780e4a206574fd1573394f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1304-4-0x0000000000400000-0x00000000004D4000-memory.dmp

        memory/1304-5-0x0000000000400000-0x00000000004D4000-memory.dmp

        memory/2384-0-0x0000000000400000-0x00000000004D4000-memory.dmp

        memory/2384-1-0x0000000000400000-0x00000000004D4000-memory.dmp

        memory/2384-3-0x0000000000400000-0x00000000004D4000-memory.dmp