Analysis

  • max time kernel
    54s
  • max time network
    180s
  • platform
    windows10-1703_x64
  • resource
    win10-20220718-en
  • resource tags

    arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-07-2022 06:36

General

  • Target

    D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe

  • Size

    4.0MB

  • MD5

    e0e07a35ff1497561b199c9e7545525b

  • SHA1

    c34279d7d225ec347ae6c2393bd529825688b39d

  • SHA256

    d8ef7cd835e91b48c79e4399d3c0f62bff81f89b9214a21b389338589a88144a

  • SHA512

    51ece1be7136d7add05f4e069932153f2b472903375ca2827ab6e6cca64e68215d46f7ffea8db2c0d63efdac887192d0fd972ba096a387824e3f9bfff5c0a6b9

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\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe
    "C:\Users\Admin\AppData\Local\Temp\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2380
    • 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\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4704
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4888

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2380-117-0x0000000000CA0000-0x0000000001A79000-memory.dmp

      Filesize

      13.8MB

    • memory/2380-119-0x0000000000CA0000-0x0000000001A79000-memory.dmp

      Filesize

      13.8MB