Analysis

  • max time kernel
    1557s
  • max time network
    1560s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    18/08/2023, 19:33

General

  • Target

    2.bat

  • Size

    917B

  • MD5

    c83af19fcf6fd4919327991ca7f38fee

  • SHA1

    daab8761b448083f6ff7a71a173120ebef637efe

  • SHA256

    ae3f46c16eabaaebf0b54c7380a58499c390dfcd8ee5fedec878d7bbfb6a7a01

  • SHA512

    3166984303fcd700c6c1bd8f612dc4e473104fdea03a5527ba171f581b58b1ef988ad7d990282046ceb2f8d0c4ad2be1ac8c7504cf61de4c7c63a72e7816bfb3

Score
7/10

Malware Config

Signatures

  • Unexpected DNS network traffic destination 3 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\2.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "Expand-Archive -Path 'botnet.zip' -DestinationPath 'C:\Users\Admin\Desktop'"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1504
    • C:\Windows\system32\timeout.exe
      timeout /t 10
      2⤵
      • Delays execution with timeout.exe
      PID:2184
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c nslookup myip.opendns.com. resolver1.opendns.com 2>NUL|find "Address:"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2368
      • C:\Windows\system32\nslookup.exe
        nslookup myip.opendns.com. resolver1.opendns.com
        3⤵
          PID:2436
        • C:\Windows\system32\find.exe
          find "Address:"
          3⤵
            PID:2428

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/1504-58-0x000000001B200000-0x000000001B4E2000-memory.dmp

              Filesize

              2.9MB

            • memory/1504-59-0x0000000002090000-0x0000000002098000-memory.dmp

              Filesize

              32KB

            • memory/1504-60-0x000007FEF5660000-0x000007FEF5FFD000-memory.dmp

              Filesize

              9.6MB

            • memory/1504-61-0x00000000025D0000-0x0000000002650000-memory.dmp

              Filesize

              512KB

            • memory/1504-62-0x000007FEF5660000-0x000007FEF5FFD000-memory.dmp

              Filesize

              9.6MB

            • memory/1504-63-0x000007FEF5660000-0x000007FEF5FFD000-memory.dmp

              Filesize

              9.6MB