Analysis

  • max time kernel
    153s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2022 00:53

General

  • Target

    531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd.exe

  • Size

    496KB

  • MD5

    fdcba98bd00749989be31215bdabe387

  • SHA1

    5745d0d17fff829c4b57fb568e9c9cc156207bac

  • SHA256

    531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd

  • SHA512

    5e93edb7bd175e63a16e431f7f50232fb79e2b7f403fee20cee6771e61301523456fd40a7ea8888f015c3a051ff70f7ed27baea10e702dab11044bd81b9459f1

Malware Config

Extracted

Family

netwire

C2

duc1234.duckdns.org:32144

Attributes
  • activex_autorun

    true

  • activex_key

    {W3N34QB7-3Y7U-83S3-M151-LGEF68YQU5X6}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    nonsense

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    gbam1234

  • registry_autorun

    true

  • startup_name

    NetWire

  • use_mutex

    false

Signatures

  • NetWire RAT payload 2 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd.exe
    "C:\Users\Admin\AppData\Local\Temp\531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Users\Admin\AppData\Local\Temp\531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd.exe
      C:\Users\Admin\AppData\Local\Temp\531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3060
      • C:\Users\Admin\AppData\Roaming\Install\Host.exe
        "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2684
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          4⤵
          • Executes dropped EXE
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          PID:3136

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    496KB

    MD5

    fdcba98bd00749989be31215bdabe387

    SHA1

    5745d0d17fff829c4b57fb568e9c9cc156207bac

    SHA256

    531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd

    SHA512

    5e93edb7bd175e63a16e431f7f50232fb79e2b7f403fee20cee6771e61301523456fd40a7ea8888f015c3a051ff70f7ed27baea10e702dab11044bd81b9459f1

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    496KB

    MD5

    fdcba98bd00749989be31215bdabe387

    SHA1

    5745d0d17fff829c4b57fb568e9c9cc156207bac

    SHA256

    531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd

    SHA512

    5e93edb7bd175e63a16e431f7f50232fb79e2b7f403fee20cee6771e61301523456fd40a7ea8888f015c3a051ff70f7ed27baea10e702dab11044bd81b9459f1

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe

    Filesize

    496KB

    MD5

    fdcba98bd00749989be31215bdabe387

    SHA1

    5745d0d17fff829c4b57fb568e9c9cc156207bac

    SHA256

    531dbae46b06b9e43cc0e4064ea3135bb1a91d763af0ee237221d884d14944bd

    SHA512

    5e93edb7bd175e63a16e431f7f50232fb79e2b7f403fee20cee6771e61301523456fd40a7ea8888f015c3a051ff70f7ed27baea10e702dab11044bd81b9459f1

  • memory/2684-157-0x0000000000760000-0x0000000000767000-memory.dmp

    Filesize

    28KB

  • memory/2684-148-0x0000000000000000-mapping.dmp

  • memory/2684-159-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/2684-158-0x00007FFC89C50000-0x00007FFC89E45000-memory.dmp

    Filesize

    2.0MB

  • memory/2996-132-0x0000000002230000-0x0000000002237000-memory.dmp

    Filesize

    28KB

  • memory/2996-134-0x0000000002230000-0x0000000002237000-memory.dmp

    Filesize

    28KB

  • memory/2996-136-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/2996-135-0x00007FFC89C50000-0x00007FFC89E45000-memory.dmp

    Filesize

    2.0MB

  • memory/3060-142-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/3060-139-0x0000000000590000-0x0000000000597000-memory.dmp

    Filesize

    28KB

  • memory/3060-151-0x00007FFC89C50000-0x00007FFC89E45000-memory.dmp

    Filesize

    2.0MB

  • memory/3060-153-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/3060-140-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/3060-133-0x0000000000000000-mapping.dmp

  • memory/3060-137-0x00007FFC89C50000-0x00007FFC89E45000-memory.dmp

    Filesize

    2.0MB

  • memory/3060-141-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/3060-138-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/3136-155-0x0000000000000000-mapping.dmp

  • memory/3136-167-0x00007FFC89C50000-0x00007FFC89E45000-memory.dmp

    Filesize

    2.0MB

  • memory/3136-168-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB

  • memory/3136-169-0x0000000002080000-0x0000000002087000-memory.dmp

    Filesize

    28KB

  • memory/3136-170-0x0000000077CB0000-0x0000000077E53000-memory.dmp

    Filesize

    1.6MB