Analysis

  • max time kernel
    56s
  • max time network
    172s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    30/08/2022, 01:42

General

  • Target

    4648b964ea9bc1413b6a365be7d665143c7f1d246bbef3233e1d3449e3db8fa8.exe

  • Size

    4.0MB

  • MD5

    8fb7786eff6684cf88765737627d6a94

  • SHA1

    72df50be821f033c766d1772afca09a19cd4eefc

  • SHA256

    4648b964ea9bc1413b6a365be7d665143c7f1d246bbef3233e1d3449e3db8fa8

  • SHA512

    c9c1673155d85251cf324eacd4f2709c41bdbce3ea1fff4de0b79b0af9733baacb78cb9eda7ddbe5165d740a89a951284fea7e03b2f0a8fcefdac5105c6958d8

  • SSDEEP

    98304:9UkxF4ytGpJEFKgeLzRdYI25aVpveWFMYN7lfuJIX1dOYkyPa:9Uk7ztGpn7d525aVdFMYNxGalsY

Malware Config

Signatures

  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 1 IoCs
  • UPX packed file 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4648b964ea9bc1413b6a365be7d665143c7f1d246bbef3233e1d3449e3db8fa8.exe
    "C:\Users\Admin\AppData\Local\Temp\4648b964ea9bc1413b6a365be7d665143c7f1d246bbef3233e1d3449e3db8fa8.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\4648b964ea9bc1413b6a365be7d665143c7f1d246bbef3233e1d3449e3db8fa8.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4948
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4748

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2540-115-0x0000000000C50000-0x0000000001A19000-memory.dmp

      Filesize

      13.8MB

    • memory/2540-118-0x0000000000C50000-0x0000000001A19000-memory.dmp

      Filesize

      13.8MB