Analysis

  • max time kernel
    83s
  • max time network
    109s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 09:28

General

  • Target

    184237dfdea7399428139bbf06ecec05.exe

  • Size

    915KB

  • MD5

    184237dfdea7399428139bbf06ecec05

  • SHA1

    828450cebc4071bcd4867cf657255744a4cf5c5b

  • SHA256

    b378ec0bf6c23b5896a942d12f8cdd915e8cc4d5ca3bc1886334bfb8ae642102

  • SHA512

    b2c8cf4c6137d206fb56e5fd3eeda2ca5920a8e2564d5e3f2627840ba78941d817f004e001ff1cbe73eff5bc176dc551c5db86958c58d6f2a3c50388676aa9c6

Malware Config

Extracted

Family

netwire

C2

uhie.hopto.org:3918

uhie2020.duckdns.org:3918

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    New_Rdp_June30

  • lock_executable

    false

  • offline_keylogger

    false

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 8 IoCs
  • Netwire

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\184237dfdea7399428139bbf06ecec05.exe
    "C:\Users\Admin\AppData\Local\Temp\184237dfdea7399428139bbf06ecec05.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PdjskNiAH.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1204
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PdjskNiAH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE85D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2020
    • C:\Users\Admin\AppData\Local\Temp\184237dfdea7399428139bbf06ecec05.exe
      "C:\Users\Admin\AppData\Local\Temp\184237dfdea7399428139bbf06ecec05.exe"
      2⤵
        PID:268

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpE85D.tmp

      Filesize

      1KB

      MD5

      af6e1fae39d6d4bc3b9ca96bdad28d91

      SHA1

      3842332fd55be3ce35e0c180310b5b95436d2b56

      SHA256

      1e42b864d3c1a4ecb8c62f6ff93b8b7746b1002731e2b0058e578a7d7564ca39

      SHA512

      9b46dd089b9d972afe6b79f444cacdc16e402a30696dace7a0d1985ec9005b72a4401793de0bd91dd78458c27b78029741346215922b43e6382c93962fcbd488

    • memory/268-74-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-69-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-64-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-80-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-65-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-78-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-75-0x000000000041AE7B-mapping.dmp

    • memory/268-67-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-81-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-72-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/268-71-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1204-79-0x000000006E940000-0x000000006EEEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1204-59-0x0000000000000000-mapping.dmp

    • memory/1956-63-0x0000000005FE0000-0x0000000006068000-memory.dmp

      Filesize

      544KB

    • memory/1956-56-0x0000000000A90000-0x0000000000AAE000-memory.dmp

      Filesize

      120KB

    • memory/1956-54-0x0000000000BF0000-0x0000000000CDC000-memory.dmp

      Filesize

      944KB

    • memory/1956-55-0x00000000756B1000-0x00000000756B3000-memory.dmp

      Filesize

      8KB

    • memory/1956-58-0x0000000008020000-0x00000000080DC000-memory.dmp

      Filesize

      752KB

    • memory/1956-57-0x0000000000BA0000-0x0000000000BAA000-memory.dmp

      Filesize

      40KB

    • memory/2020-60-0x0000000000000000-mapping.dmp