Analysis

  • max time kernel
    120s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-09-2022 08:28

General

  • Target

    309f1fdb.exe

  • Size

    212KB

  • MD5

    ef4dc688cea9947303bffe8b9952e9d4

  • SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

  • SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

  • SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • SSDEEP

    3072:18yRG3SKAvr3Oovrz1vsRrKaIdBNU8eWg:iyRGsreovr5WKPhU

Malware Config

Extracted

Family

netwire

C2

185.140.53.231:39560

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    false

  • host_id

    sunshineslisa

  • install_path

    %AppData%\Imgburn\Imgburn.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    sucess

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 7 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
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\309f1fdb.exe
    "C:\Users\Admin\AppData\Local\Temp\309f1fdb.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Users\Admin\AppData\Local\Temp\309f1fdb.exe
      "C:\Users\Admin\AppData\Local\Temp\309f1fdb.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:912
      • C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe
        "C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1624
        • C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe
          "C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe"
          4⤵
          • Executes dropped EXE
          PID:1108

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe

    Filesize

    212KB

    MD5

    ef4dc688cea9947303bffe8b9952e9d4

    SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

    SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

    SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe

    Filesize

    212KB

    MD5

    ef4dc688cea9947303bffe8b9952e9d4

    SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

    SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

    SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • C:\Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe

    Filesize

    212KB

    MD5

    ef4dc688cea9947303bffe8b9952e9d4

    SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

    SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

    SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • \Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe

    Filesize

    212KB

    MD5

    ef4dc688cea9947303bffe8b9952e9d4

    SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

    SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

    SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • \Users\Admin\AppData\Roaming\Imgburn\Imgburn.exe

    Filesize

    212KB

    MD5

    ef4dc688cea9947303bffe8b9952e9d4

    SHA1

    f37002c49495e867d1d151e33c5ece0a955b1d54

    SHA256

    309f1fdb12349a92d91f910056004bb865f1a5dd28bdedba3d969c9cdb724465

    SHA512

    f9b5bae16b810066b50c4a03e7b6cf8166df8c950bf2a3de212179fc808ed069d8c33cd8c3107e5509b90f55992f92917d07f2a2260ada8e37161dcbbd6ba50b

  • memory/912-58-0x0000000000000000-mapping.dmp

  • memory/912-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/912-61-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/912-66-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1108-71-0x0000000000000000-mapping.dmp

  • memory/1108-74-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1108-75-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-64-0x0000000000000000-mapping.dmp

  • memory/1684-59-0x0000000000230000-0x0000000000235000-memory.dmp

    Filesize

    20KB

  • memory/1684-56-0x0000000000230000-0x0000000000235000-memory.dmp

    Filesize

    20KB

  • memory/1684-57-0x0000000076401000-0x0000000076403000-memory.dmp

    Filesize

    8KB