Analysis

  • max time kernel
    52s
  • max time network
    177s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/07/2022, 08:19

General

  • Target

    EB5DB0C99ABA3BBAC6A03EA74B76D0A3B61A970F780F6122671AC13A1D10B4BA.exe

  • Size

    4.0MB

  • MD5

    a3c197e6f6023c153fe8de14f21e85f4

  • SHA1

    07d844b53f66c680e92e7bc65a01259151dabbfb

  • SHA256

    eb5db0c99aba3bbac6a03ea74b76d0a3b61a970f780f6122671ac13a1d10b4ba

  • SHA512

    56e6a824a4a11abe496b055759b903f6fdbec53c25552a945a355167938dcae7dbb46f9f2232271ce7b13ef6260e3b35ee9664edd8c0f2c7751166de990a6dd2

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\EB5DB0C99ABA3BBAC6A03EA74B76D0A3B61A970F780F6122671AC13A1D10B4BA.exe
    "C:\Users\Admin\AppData\Local\Temp\EB5DB0C99ABA3BBAC6A03EA74B76D0A3B61A970F780F6122671AC13A1D10B4BA.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\EB5DB0C99ABA3BBAC6A03EA74B76D0A3B61A970F780F6122671AC13A1D10B4BA.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2132
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4100

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2380-118-0x0000000000CC0000-0x0000000001A88000-memory.dmp

      Filesize

      13.8MB

    • memory/2380-121-0x0000000000CC0000-0x0000000001A88000-memory.dmp

      Filesize

      13.8MB