Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 23:27

General

  • Target
    03d3ad092f8feb52e2e3c74c0e7132cff3f9bfd9c05dfd72871a6a0cbefcd69f.exe
  • Size 252KB
  • Sample261107-3fsm2asw2n
  • SHA256 03d3ad092f8feb52e2e3c74c0e7132cff3f9bfd9c05dfd72871a6a0cbefcd69f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03d3ad092f8feb52e2e3c74c0e7132cff3f9bfd9c05dfd72871a6a0cbefcd69f.exe
    "C:\Users\Admin\AppData\Local\Temp\03d3ad092f8feb52e2e3c74c0e7132cff3f9bfd9c05dfd72871a6a0cbefcd69f.exe"
    1⤵
    • Creates a file in the Startup directory
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4144
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:828
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4352
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4976

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7zFM.exe

        • Path C:\Program Files\7-Zip\7zFM.exe
        • Size 1.2MB
        • SHA256 1ac53d0db361c96bfa0b5f7a56e87b9985506bae14d815c64e346b485dafce38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path C:\Users\Admin\Downloads\_desktop.ini
        • Size 9B
        • SHA256 79ced8df19199f4ce045ca579ad81472134f8dee8f926afcb726948c922da67a
        • MD5 SHA1 SHA512

        _desktop.ini

        • Path F:\$RECYCLE.BIN\_desktop.ini
        • Size 9B
        • SHA256 79ced8df19199f4ce045ca579ad81472134f8dee8f926afcb726948c922da67a
        • MD5 SHA1 SHA512

        memory/3472-0-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/3472-3-0x0000000000400000-0x0000000000440000-memory.dmp