Analysis

  • max time kernel
    37s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-08-2022 02:00

General

  • Target

    70d68416e3c45a4e97372123c59b43fcaf5556537c8a725827a93484d5569f5b.exe

  • Size

    4.0MB

  • MD5

    a3b91b215ed2a17209b8cb630d78ceca

  • SHA1

    71c7246123ac052304af7050442bef4aa810d00b

  • SHA256

    70d68416e3c45a4e97372123c59b43fcaf5556537c8a725827a93484d5569f5b

  • SHA512

    f0c25f247dbad0df5637dae142def8b80747e30353fdc1df8205e3498b08cf6e0447a24b716ec37f7e78f87aeddd2815962ebf7e37fb28fc224bc1a3ccf46001

  • SSDEEP

    98304:nteZ9uwGNWxnBjSgIjfNXmcszIiUlfSz3oTpN7CWmcmp8b5bW:teRjxnCbQHzBUZTpN22E8J

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.

  • Deletes itself 1 IoCs
  • 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\70d68416e3c45a4e97372123c59b43fcaf5556537c8a725827a93484d5569f5b.exe
    "C:\Users\Admin\AppData\Local\Temp\70d68416e3c45a4e97372123c59b43fcaf5556537c8a725827a93484d5569f5b.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:748
    • 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\70d68416e3c45a4e97372123c59b43fcaf5556537c8a725827a93484d5569f5b.exe
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:524

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/524-57-0x0000000000000000-mapping.dmp
    • memory/748-54-0x00000000008E0000-0x00000000016B8000-memory.dmp
      Filesize

      13.8MB

    • memory/748-56-0x00000000008E0000-0x00000000016B8000-memory.dmp
      Filesize

      13.8MB

    • memory/1700-55-0x0000000000000000-mapping.dmp