Overview

overview

10

Static

static

ca3aba612c...bb.exe

windows7_x64

10

ca3aba612c...bb.exe

windows10_x64

10

Analysis

  • max time kernel
    161s
  • max time network
    162s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    30/08/2021, 06:27

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    ca3aba612c439f93628abccf59b1ecca8aec0af2c5073bdafec617b1857dd8bb.exe
  • Size 1.1MB
  • Sample210830-gwdbjna616
  • SHA256 ca3aba612c439f93628abccf59b1ecca8aec0af2c5073bdafec617b1857dd8bb
  • MD5 SHA1 SHA512
Score
10/10
njratevasionpersistencetrojan

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca3aba612c439f93628abccf59b1ecca8aec0af2c5073bdafec617b1857dd8bb.exe
    "C:\Users\Admin\AppData\Local\Temp\ca3aba612c439f93628abccf59b1ecca8aec0af2c5073bdafec617b1857dd8bb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Users\Admin\AppData\LocaleqHIFpRKdm.exe
      "C:\Users\Admin\AppData\LocaleqHIFpRKdm.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:512
      • C:\Users\Admin\AppData\Local\Temp\Maro.exe
        "C:\Users\Admin\AppData\Local\Temp\Maro.exe"
        3⤵
        • Executes dropped EXE
        • Drops startup file
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Maro.exe" "Maro.exe" ENABLE
          4⤵
            PID:3592

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/512-118-0x00000000010D0000-0x00000000010D1000-memory.dmp
          Download

          memory/804-114-0x0000000002C00000-0x0000000002C02000-memory.dmp
          Download

          memory/1448-122-0x0000000002A60000-0x0000000002A61000-memory.dmp
          Download