Analysis

  • max time kernel
    144s
  • max time network
    185s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/07/2022, 07:29

General

  • Target

    1D28708D2A4BFAE897E091D1B99884F5CBEA9DA23C69646862B4CDBED5E9DA78.exe

  • Size

    4.0MB

  • MD5

    7a7301636b1d9ceba27b4b02d1922653

  • SHA1

    13cf3dfde36ecc616c8ce7afe2b740c909c29782

  • SHA256

    1d28708d2a4bfae897e091d1b99884f5cbea9da23c69646862b4cdbed5e9da78

  • SHA512

    76758d666dff1c6c9fea27a1aa6399ce0fd2c2b2615842d2637d0fa7444b042f16fd9178f5882289faac70824fc08caeba410d28fbad6595da046da8acd29943

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\1D28708D2A4BFAE897E091D1B99884F5CBEA9DA23C69646862B4CDBED5E9DA78.exe
    "C:\Users\Admin\AppData\Local\Temp\1D28708D2A4BFAE897E091D1B99884F5CBEA9DA23C69646862B4CDBED5E9DA78.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2760
    • 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\1D28708D2A4BFAE897E091D1B99884F5CBEA9DA23C69646862B4CDBED5E9DA78.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4304

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2760-118-0x00000000012D0000-0x0000000002099000-memory.dmp

      Filesize

      13.8MB

    • memory/2760-121-0x00000000012D0000-0x0000000002099000-memory.dmp

      Filesize

      13.8MB