Analysis

  • max time kernel
    55s
  • max time network
    63s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/08/2022, 09:48

General

  • Target
    7E563.exe
  • Size 4.0MB
  • Sample220831-ls9cwaeba6
  • SHA256 ec48e4f7a92017942ae73a4636cf0d443edf43e8e6e8668607f9f9d8ad54143e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 2 IoCs
  • UPX packed file 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7E563.exe
    "C:\Users\Admin\AppData\Local\Temp\7E563.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell "" "Get-WmiObject Win32_PortConnector"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2624

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1968-132-0x0000000000AE0000-0x00000000018F2000-memory.dmp

        memory/1968-133-0x0000000000AE0000-0x00000000018F2000-memory.dmp

        memory/1968-138-0x0000000000AE0000-0x00000000018F2000-memory.dmp

        memory/2624-135-0x00000207C58B0000-0x00000207C58D2000-memory.dmp

        memory/2624-136-0x00007FFF38FF0000-0x00007FFF39AB1000-memory.dmp

        memory/2624-137-0x00007FFF38FF0000-0x00007FFF39AB1000-memory.dmp