Analysis

  • max time kernel
    52s
  • max time network
    181s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12-08-2022 06:56

General

  • Target

    2DE30730384DDD5308A00959BBE5CED3F24228210884DDB0AC5361361073EA62.exe

  • Size

    4.0MB

  • MD5

    cfc4a93268351ebfa38d09ef8614255c

  • SHA1

    8af51e00ca1befbcca87db33ec64546e6c275b8b

  • SHA256

    2de30730384ddd5308a00959bbe5ced3f24228210884ddb0ac5361361073ea62

  • SHA512

    15652d129202e32835e19cfa34aa31f783c666e65f325868f587ec1d685e1bb3e8607ecb5e5eee7b2f829aed8ef1441a8cf4437789aa13431c91046a9a81d532

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\2DE30730384DDD5308A00959BBE5CED3F24228210884DDB0AC5361361073EA62.exe
    "C:\Users\Admin\AppData\Local\Temp\2DE30730384DDD5308A00959BBE5CED3F24228210884DDB0AC5361361073EA62.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:804
    • 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\2DE30730384DDD5308A00959BBE5CED3F24228210884DDB0AC5361361073EA62.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4656
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:4880

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/804-118-0x0000000000230000-0x0000000000FF9000-memory.dmp
      Filesize

      13.8MB

    • memory/804-121-0x0000000000230000-0x0000000000FF9000-memory.dmp
      Filesize

      13.8MB

    • memory/4656-119-0x0000000000000000-mapping.dmp
    • memory/4880-120-0x0000000000000000-mapping.dmp