Overview

overview

10

Static

static

a947aedac6...60.exe

windows7-x64

10

a947aedac6...60.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    156s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 07:50

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General

  • Target
    a947aedac6719e4b4ee72cc426744401b4c228cee05ece0d226475ae995bb460.exe
  • Size 917KB
  • Sample221106-jpfkaaaeh5
  • SHA256 a947aedac6719e4b4ee72cc426744401b4c228cee05ece0d226475ae995bb460
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

  • njrat

Version

  • 0.6.4

Botnet

  • HacKed

C2

  • 127.0.0.1:1177

Mutex

  • 85ce27c90f0ba2b98ceb888e2ca7acde

Attributes
  • reg_key

    85ce27c90f0ba2b98ceb888e2ca7acde

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 4 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a947aedac6719e4b4ee72cc426744401b4c228cee05ece0d226475ae995bb460.exe
    "C:\Users\Admin\AppData\Local\Temp\a947aedac6719e4b4ee72cc426744401b4c228cee05ece0d226475ae995bb460.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\599.exe
      C:\Users\Admin\AppData\Local\Temp\599.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1316
      • C:\Users\Admin\AppData\Local\Temp\36.exe
        C:\Users\Admin\AppData\Local\Temp\36.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4188
        • C:\Users\Admin\AppData\Local\Temp\223.exe
          C:\Users\Admin\AppData\Local\Temp\223.exe
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of WriteProcessMemory
          PID:3180
          • C:\Users\Admin\AppData\Local\Temp\google.exe
            "C:\Users\Admin\AppData\Local\Temp\google.exe"
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1320
            • C:\Windows\SysWOW64\netsh.exe
              netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\google.exe" "google.exe" ENABLE
              6⤵
              • Modifies Windows Firewall
              PID:1800

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        223.exe
        • Path C:\Users\Admin\AppData\Local\Temp\223.exe
        • Size 29KB
        • SHA256 849efb64d31ad90a80df5a3e983a8ae9bddaef2de170cca7e9f629f536fe5a28
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        223.exe
        • Path C:\Users\Admin\AppData\Local\Temp\223.exe
        • Size 29KB
        • SHA256 849efb64d31ad90a80df5a3e983a8ae9bddaef2de170cca7e9f629f536fe5a28
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        36.exe
        • Path C:\Users\Admin\AppData\Local\Temp\36.exe
        • Size 96KB
        • SHA256 ddfb82710cc72be865406a9d17cdf55fa79002268f41ba9f7d0d9dd41e714f7d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        36.exe
        • Path C:\Users\Admin\AppData\Local\Temp\36.exe
        • Size 96KB
        • SHA256 ddfb82710cc72be865406a9d17cdf55fa79002268f41ba9f7d0d9dd41e714f7d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        599.exe
        • Path C:\Users\Admin\AppData\Local\Temp\599.exe
        • Size 276KB
        • SHA256 0eec9832200387f8f17ccf55f46e3bf839b761a10298fbcb2a7ebfc3430cec51
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        599.exe
        • Path C:\Users\Admin\AppData\Local\Temp\599.exe
        • Size 276KB
        • SHA256 0eec9832200387f8f17ccf55f46e3bf839b761a10298fbcb2a7ebfc3430cec51
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        google.exe
        • Path C:\Users\Admin\AppData\Local\Temp\google.exe
        • Size 29KB
        • SHA256 849efb64d31ad90a80df5a3e983a8ae9bddaef2de170cca7e9f629f536fe5a28
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        google.exe
        • Path C:\Users\Admin\AppData\Local\Temp\google.exe
        • Size 29KB
        • SHA256 849efb64d31ad90a80df5a3e983a8ae9bddaef2de170cca7e9f629f536fe5a28
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/1320-148-0x0000000074880000-0x0000000074E31000-memory.dmp
        Download

        memory/1320-149-0x0000000074880000-0x0000000074E31000-memory.dmp
        Download

        memory/2120-132-0x00007FF8CE220000-0x00007FF8CEC56000-memory.dmp
        Download

        memory/3180-142-0x0000000074880000-0x0000000074E31000-memory.dmp
        Download

        memory/3180-146-0x0000000074880000-0x0000000074E31000-memory.dmp
        Download