Analysis

  • max time kernel
    53s
  • max time network
    183s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/07/2022, 06:30

General

  • Target

    247F54B148AA6992E6654CCBAE35C16CDB10619F722ED3F7D5A1FDD6D64F5402.exe

  • Size

    4.0MB

  • MD5

    531a1433d500b07e468d53f58221ad70

  • SHA1

    336861de8e9d2fd9d2e781749afdfa396a34340d

  • SHA256

    247f54b148aa6992e6654ccbae35c16cdb10619f722ed3f7d5a1fdd6d64f5402

  • SHA512

    9e27a08ff89fce90a465767706fcadea83f23cdbf58c4b00d3ba9b8716d08baab266c23f78859d59a38b9a753277493d14b61d1c14a1051cc896cf56dd66428d

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\247F54B148AA6992E6654CCBAE35C16CDB10619F722ED3F7D5A1FDD6D64F5402.exe
    "C:\Users\Admin\AppData\Local\Temp\247F54B148AA6992E6654CCBAE35C16CDB10619F722ED3F7D5A1FDD6D64F5402.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2548
    • 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\247F54B148AA6992E6654CCBAE35C16CDB10619F722ED3F7D5A1FDD6D64F5402.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4220
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4420

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2548-118-0x0000000001170000-0x0000000001F48000-memory.dmp

      Filesize

      13.8MB

    • memory/2548-120-0x0000000001170000-0x0000000001F48000-memory.dmp

      Filesize

      13.8MB