Analysis

  • max time kernel
    112s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 02:00

General

  • Target

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205.exe

  • Size

    504KB

  • MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

  • SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

  • SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

  • SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

Malware Config

Extracted

Family

netwire

C2

178.124.140.150:8687

Attributes
  • activex_autorun

    true

  • activex_key

    {TK1A7HT7-DQYO-67A2-ANU2-MW11C1A1UU6E}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • lock_executable

    false

  • offline_keylogger

    false

  • password

    Password

  • registry_autorun

    true

  • startup_name

    windows

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 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
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205.exe
    "C:\Users\Admin\AppData\Local\Temp\56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205.exe
      C:\Users\Admin\AppData\Local\Temp\56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1812
      • 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:948
        • 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:2000

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    504KB

    MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

    SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

    SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

    SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

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

    Filesize

    504KB

    MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

    SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

    SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

    SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

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

    Filesize

    504KB

    MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

    SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

    SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

    SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

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

    Filesize

    504KB

    MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

    SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

    SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

    SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

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

    Filesize

    504KB

    MD5

    2cdb34bbad1c2a4c0e59eed11f281dd5

    SHA1

    de053e546a00c8cb152711ff49b0e633b9f65c74

    SHA256

    56aff5f89acbf221f7e5102a768d74c707da738b0edc7d0e90c6a1f15d6c0205

    SHA512

    220bccebacfc2ed84623791843b2f15578797f8d596ac5a81244afdf08a0931552bd8060ec907f0acb671af61337b27cbc073f40c5e5b87e18c18ff795df8190

  • memory/948-84-0x0000000077BF0000-0x0000000077D99000-memory.dmp

    Filesize

    1.7MB

  • memory/948-83-0x0000000000240000-0x0000000000247000-memory.dmp

    Filesize

    28KB

  • memory/948-85-0x0000000077DD0000-0x0000000077F50000-memory.dmp

    Filesize

    1.5MB

  • memory/948-72-0x0000000000000000-mapping.dmp

  • memory/1812-64-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1812-74-0x00000000001B0000-0x00000000001B7000-memory.dmp

    Filesize

    28KB

  • memory/1812-63-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/1812-58-0x00000000004735E3-mapping.dmp

  • memory/1812-76-0x0000000077BF0000-0x0000000077D99000-memory.dmp

    Filesize

    1.7MB

  • memory/1812-78-0x0000000077DD0000-0x0000000077F50000-memory.dmp

    Filesize

    1.5MB

  • memory/1976-60-0x0000000077BF0000-0x0000000077D99000-memory.dmp

    Filesize

    1.7MB

  • memory/1976-59-0x0000000000330000-0x0000000000337000-memory.dmp

    Filesize

    28KB

  • memory/1976-57-0x00000000762D1000-0x00000000762D3000-memory.dmp

    Filesize

    8KB

  • memory/1976-56-0x0000000000330000-0x0000000000337000-memory.dmp

    Filesize

    28KB

  • memory/1976-61-0x0000000077DD0000-0x0000000077F50000-memory.dmp

    Filesize

    1.5MB

  • memory/2000-81-0x00000000004735E3-mapping.dmp

  • memory/2000-87-0x0000000000400000-0x000000000048B000-memory.dmp

    Filesize

    556KB

  • memory/2000-88-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2000-94-0x0000000077BF0000-0x0000000077D99000-memory.dmp

    Filesize

    1.7MB

  • memory/2000-95-0x0000000077DD0000-0x0000000077F50000-memory.dmp

    Filesize

    1.5MB

  • memory/2000-96-0x00000000003B0000-0x00000000003B7000-memory.dmp

    Filesize

    28KB