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Analysis

  • max time kernel
    143s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 10:55

General

  • Target

    1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe

  • Size

    4.7MB

  • MD5

    fb67481e2ae37b3f0304048d15e76ba6

  • SHA1

    035c005e34504bd0228feaf4b54eea743894b7aa

  • SHA256

    1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17

  • SHA512

    1e70cb639cff93f597553736899037b42ca61cca6af7e61c5e662d14010cc7c5f49efd949a5e997ac58766c46689c72e404717ea6562c1a71fc74d947cbcf006

  • SSDEEP

    98304:faBDlNcMRYwhDlXn7/IZZkwFiXjM65m2UjVE7TmJyxaaWESfmYR:fgqmYQDlLQZZkwqI26DJsapR

Malware Config

Signatures

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
    "C:\Users\Admin\AppData\Local\Temp\1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:4656
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4792
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:2440

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4656-133-0x0000000000820000-0x0000000001124000-memory.dmp

        Filesize

        9.0MB