Analysis

  • max time kernel
    90s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    03/03/2021, 18:01

General

  • Target
    Pago Mar 2021 at 1.15_PP3343_PDF.exe
  • Size 235KB
  • Sample210303-py98zbcfas
  • SHA256 98a046d5edb9540592c6b45a2efa070864637109894d8d831e804ba09bbbcbb4
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • NetWire RAT payload 1 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Pago Mar 2021 at 1.15_PP3343_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Pago Mar 2021 at 1.15_PP3343_PDF.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:508
    • C:\Users\Admin\AppData\Local\Temp\Pago Mar 2021 at 1.15_PP3343_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\Pago Mar 2021 at 1.15_PP3343_PDF.exe"
      2⤵
        PID:2716

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/2716-4-0x0000000000400000-0x0000000000433000-memory.dmp