Overview

overview

7

Static

static

nuijoat_Si...in.exe

windows7_x64

7

nuijoat_Si...in.exe

windows10_x64

7

Analysis

  • max time kernel
    145s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/07/2020, 10:59

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General

  • Target
    nuijoat_Signed_fm.bin.exe
  • Size 990KB
  • Sample200720-pcqe8lfe32
  • SHA256 e98e20e7f6ca6411a6da4193276bd5e1a58602f761f2d3b33281e88dd411d9c7
  • MD5 SHA1 SHA512
Score
7/10
persistencespyware

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Users\Admin\AppData\Local\Temp\nuijoat_Signed_fm.bin.exe
      "C:\Users\Admin\AppData\Local\Temp\nuijoat_Signed_fm.bin.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      • Adds Run key to start application
      PID:3588
      • C:\Program Files (x86)\internet explorer\ieinstal.exe
        "C:\Program Files (x86)\internet explorer\ieinstal.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        PID:584
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: MapViewOfSection
      • Modifies Internet Explorer settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3012
      • C:\Windows\SysWOW64\cmd.exe
        /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
        3⤵
          PID:424
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:912

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/584-0-0x0000000000530000-0x0000000000560000-memory.dmp
            Download

            memory/584-2-0x0000000000530000-0x0000000000560000-memory.dmp
            Download

            memory/912-11-0x00007FF73E940000-0x00007FF73E9D3000-memory.dmp
            Download

            memory/912-12-0x00007FF73E940000-0x00007FF73E9D3000-memory.dmp
            Download

            memory/912-13-0x00007FF73E940000-0x00007FF73E9D3000-memory.dmp
            Download

            memory/3012-4-0x0000000000940000-0x000000000094C000-memory.dmp
            Download

            memory/3012-8-0x00000000065D0000-0x0000000006740000-memory.dmp
            Download

            memory/3012-5-0x0000000000940000-0x000000000094C000-memory.dmp
            Download