Analysis

  • max time kernel
    93s
  • max time network
    179s
  • 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, 08:02

General

  • Target

    68984DDD3AFEC804893C52035D5F76EA4F8246D22729D56C18A6BBADD5180360.exe

  • Size

    4.0MB

  • MD5

    dfc8c02e0635b849facfacd8b6783347

  • SHA1

    ae34fcc76e2c220fd046dad8f5aaf4677eeb514d

  • SHA256

    68984ddd3afec804893c52035d5f76ea4f8246d22729d56c18a6bbadd5180360

  • SHA512

    1f02b3c57f21f568789675d083e1a1447317ee48df2951c6373caa32e0745dc0eb4007212242b139238c9992c29072dd4dff30f082d478e9f3eaa4d776101ce1

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\68984DDD3AFEC804893C52035D5F76EA4F8246D22729D56C18A6BBADD5180360.exe
    "C:\Users\Admin\AppData\Local\Temp\68984DDD3AFEC804893C52035D5F76EA4F8246D22729D56C18A6BBADD5180360.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2176
    • 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\68984DDD3AFEC804893C52035D5F76EA4F8246D22729D56C18A6BBADD5180360.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4736

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2176-117-0x00000000012E0000-0x00000000020A9000-memory.dmp

      Filesize

      13.8MB

    • memory/2176-119-0x00000000012E0000-0x00000000020A9000-memory.dmp

      Filesize

      13.8MB