Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    20/07/2022, 07:59

General

  • Target

    66700485FD96EF2CBA4E6A7089D34586D2330FA67B10EE51BE9C3D1911EC53E7.exe

  • Size

    4.0MB

  • MD5

    d557b2f69defa06f1a2f6eba633c8d35

  • SHA1

    26b2bb7c101e1ccd03c6e579b47eecc3e258b5e8

  • SHA256

    66700485fd96ef2cba4e6a7089d34586d2330fa67b10ee51be9c3d1911ec53e7

  • SHA512

    f935e6227a19c316b54df412122852b0de0a190515454bf05692187b5a971a3a5dbe639450edea3c041ea58607afb486afc1e5922ca09d7f988e001b87e01608

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\66700485FD96EF2CBA4E6A7089D34586D2330FA67B10EE51BE9C3D1911EC53E7.exe
    "C:\Users\Admin\AppData\Local\Temp\66700485FD96EF2CBA4E6A7089D34586D2330FA67B10EE51BE9C3D1911EC53E7.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1940
    • 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\66700485FD96EF2CBA4E6A7089D34586D2330FA67B10EE51BE9C3D1911EC53E7.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1884
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 0
        3⤵
          PID:1348

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1940-54-0x0000000001340000-0x0000000002108000-memory.dmp

      Filesize

      13.8MB

    • memory/1940-57-0x0000000001340000-0x0000000002108000-memory.dmp

      Filesize

      13.8MB