Analysis

  • max time kernel
    165s
  • max time network
    168s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • resource tags

    arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/07/2022, 07:39

General

  • Target

    32A9A7BB455B7D103AEEA00B9A85AED4A3A774E9C3230FAF3F6E88624695CAB7.exe

  • Size

    4.0MB

  • MD5

    103a39db9949364eaa87450808934f28

  • SHA1

    83fd797c5844bc14e86295965ab6dbe284468c82

  • SHA256

    32a9a7bb455b7d103aeea00b9a85aed4a3a774e9c3230faf3f6e88624695cab7

  • SHA512

    cf60d7571a0f1f00070023b5044a4dddcc908852914fcebbbb3d95934f02ed09d5ae84cfda6dfd0928ba24d0a890112b66db9ffdd83d1f2e0241798959320148

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\32A9A7BB455B7D103AEEA00B9A85AED4A3A774E9C3230FAF3F6E88624695CAB7.exe
    "C:\Users\Admin\AppData\Local\Temp\32A9A7BB455B7D103AEEA00B9A85AED4A3A774E9C3230FAF3F6E88624695CAB7.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2648
    • 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\32A9A7BB455B7D103AEEA00B9A85AED4A3A774E9C3230FAF3F6E88624695CAB7.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4360
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:2168

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2648-118-0x0000000000200000-0x0000000000FC8000-memory.dmp

      Filesize

      13.8MB

    • memory/2648-121-0x0000000000200000-0x0000000000FC8000-memory.dmp

      Filesize

      13.8MB