Analysis

  • max time kernel
    53s
  • max time network
    182s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/07/2022, 08:18

General

  • Target

    E863D1DCD9CAA7A9ACBAFEDAED53973D2B98C338C54697D5BA9B10E7123D4C25.exe

  • Size

    4.0MB

  • MD5

    49db7cc798fa58c6b0d5288310ec5014

  • SHA1

    811371f570d089bd0929b85a270a4f331e4dd75d

  • SHA256

    e863d1dcd9caa7a9acbafedaed53973d2b98c338c54697d5ba9b10e7123d4c25

  • SHA512

    bbba6b6eb3aefc806e55c6d5fec3cf1fe40755b0a2948f3ade369d18ee52f999b8f7397d047972b09d9504a18cc287d4d1dd92570acec83c51d3a885f5033c52

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\E863D1DCD9CAA7A9ACBAFEDAED53973D2B98C338C54697D5BA9B10E7123D4C25.exe
    "C:\Users\Admin\AppData\Local\Temp\E863D1DCD9CAA7A9ACBAFEDAED53973D2B98C338C54697D5BA9B10E7123D4C25.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2344
    • 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\E863D1DCD9CAA7A9ACBAFEDAED53973D2B98C338C54697D5BA9B10E7123D4C25.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4708

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2344-118-0x0000000000FF0000-0x0000000001DB9000-memory.dmp

      Filesize

      13.8MB

    • memory/2344-121-0x0000000000FF0000-0x0000000001DB9000-memory.dmp

      Filesize

      13.8MB