Analysis

  • max time kernel
    34s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    26-06-2022 05:27

General

  • Target

    dedosa.exe

  • Size

    4.0MB

  • MD5

    7ccddebf57e3478bcc00d8c6e6685885

  • SHA1

    20c81b6d3559c3f87e7c65f46c14e790a6c195d9

  • SHA256

    c008dae28d28d9b7601321ca95b5785c346681b7b202ef8d1b43e43197baf1b7

  • SHA512

    85e6599aaab3096cc59ae5a6a34af49aa7b65e63b1a54a31fb9d91e2b705778eada6bd425c2004177969f93475e0e8829b42608d884ebf2d0d9c5f6791920359

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 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dedosa.exe
    "C:\Users\Admin\AppData\Local\Temp\dedosa.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1228
    • 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\dedosa.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:1928

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/436-55-0x0000000000000000-mapping.dmp

    • memory/1228-54-0x0000000000EA0000-0x0000000001C69000-memory.dmp

      Filesize

      13.8MB

    • memory/1228-57-0x0000000000EA0000-0x0000000001C69000-memory.dmp

      Filesize

      13.8MB

    • memory/1928-56-0x0000000000000000-mapping.dmp