Analysis

  • max time kernel
    52s
  • max time network
    183s
  • platform
    windows10-1703_x64
  • resource
    win10-20220718-en
  • resource tags

    arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/07/2022, 07:32

General

  • Target

    2083442C39A5B18594EA406D3DCB6178245AB8AC17FC781AE3C97D7F4600EDC1.exe

  • Size

    4.0MB

  • MD5

    71a463a7c5a39b3066baf48652462969

  • SHA1

    c19b2ae85f4f00349327fb404190854704beec55

  • SHA256

    2083442c39a5b18594ea406d3dcb6178245ab8ac17fc781ae3c97d7f4600edc1

  • SHA512

    764471f66d7c6442ed2323288e29f202c72649c05f4a1ebc67cb9ddc745ce6f5beafc3aa97dce063c06f1d0a387d35b695bfbcac0d2bbcc982e1364b5cd5d1ca

Malware Config

Signatures

  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 2 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\2083442C39A5B18594EA406D3DCB6178245AB8AC17FC781AE3C97D7F4600EDC1.exe
    "C:\Users\Admin\AppData\Local\Temp\2083442C39A5B18594EA406D3DCB6178245AB8AC17FC781AE3C97D7F4600EDC1.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1932
    • 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\2083442C39A5B18594EA406D3DCB6178245AB8AC17FC781AE3C97D7F4600EDC1.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3576
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:3112

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1932-114-0x0000000001260000-0x0000000002028000-memory.dmp

      Filesize

      13.8MB

    • memory/1932-117-0x0000000001260000-0x0000000002028000-memory.dmp

      Filesize

      13.8MB