Analysis

  • max time kernel
    116s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 01:05

General

  • Target

    virtualdubmod/AviSynthLexer.dll

  • Size

    55KB

  • MD5

    bbcbc623b0643c9762486e8ce5c8b09d

  • SHA1

    f12bd86bede08a25ffd4c51a67f0a76ab302a7b7

  • SHA256

    d442bd08dfcf224713ab863412ee11f3bc11c501cee7e785d44ab9f1f0d39ac3

  • SHA512

    9800a458046a36cbb766512e99d7b38cf1ca6a4194b3bc9c28e7250993989b99a044b487d1ea84aed95dfd5e9f371b311d3b5c8bde99513f369e0751276515c3

  • SSDEEP

    1536:eQYwA5z90RcgI2vEnbnzNZW88pAcnkkHQ+P5bAmSZlE:eQYNkcDqEFCpzkFGS

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\virtualdubmod\AviSynthLexer.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\virtualdubmod\AviSynthLexer.dll,#1
      2⤵
        PID:2512

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2512-1-0x0000000000EF0000-0x0000000000F16000-memory.dmp

            Filesize

            152KB

          • memory/2512-0-0x0000000000EF0000-0x0000000000F16000-memory.dmp

            Filesize

            152KB