Analysis

  • user interaction
    yes
  • max time kernel
    30s
  • max time network
    14s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 03:27

General

  • Target
    installer.exe
  • Size 7.8MB
  • Sample261024-dz9m8aeb64
  • SHA256 fc04ff34c6ffa4f27dcf462bf161895e40a5b46b006a691a1d8c8ce5c70283a7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\installer.exe
    "C:\Users\Admin\AppData\Local\Temp\installer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6124
    • C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\7zr.exe
      .\7zr.exe x -aoa -p"DrZ5py$HsJ@tSZkRU$j4&Sv" setup.7z
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3020
    • C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\AutoIt3_x64.exe
      .\AutoIt3_x64.exe setup.dll
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4896
      • C:\Windows\system32\calc.exe
        "C:\Windows\system32\calc.exe"
        3⤵
        • Modifies registry class
        PID:5928
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:3148

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7zr.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\7zr.exe
        • Size 911KB
        • SHA256 9252d92abebb9347a80958d330aa4b47a94a50aa4ceebcbb76839ee4d7a9cecd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AutoIt3_x64.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\AutoIt3_x64.exe
        • Size 1.1MB
        • SHA256 5d69a932a077fee044b193c28e84564143f5c7e51079ab48e88fef74ab0b77b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.7z

        • Path C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\setup.7z
        • Size 598KB
        • SHA256 a8eb23175b8945023ce7edd09a3b8429565fc746557e2db00aea9b71e3200ded
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zSCE71DEA8\setup.dll
        • Size 186KB
        • SHA256 e1eaf7e1505894da183edcbdd39e1ca7957be7e050e399cb3b8a19cb6ee2caef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_b3pfh2pc.erh.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b3pfh2pc.erh.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/4896-18-0x000001F396220000-0x000001F39622E000-memory.dmp

        memory/4896-20-0x000001F3B0AD0000-0x000001F3B0AE0000-memory.dmp

        memory/4896-21-0x000001F396770000-0x000001F396776000-memory.dmp

        memory/4896-22-0x000001F3B0AD0000-0x000001F3B0AE0000-memory.dmp

        memory/4896-30-0x000001F3B3430000-0x000001F3B3452000-memory.dmp

        memory/4896-31-0x000001F3B0AD0000-0x000001F3B0AE0000-memory.dmp