Analysis

  • max time kernel
    124s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-07-2022 07:04

General

  • Target

    Quote.exe

  • Size

    530KB

  • MD5

    0de551c3a895fb267496eed5d0741f36

  • SHA1

    dfe8140401a22b40729ffdb3e333dbaea36965fa

  • SHA256

    5712e0a231e705d4438c09a5aacfdb9b753f9a2cc8a110c2b13606cdac708d42

  • SHA512

    4d752728eac9ec8020fb4e49b22437ba5171d1c16f44441b4d01625f1bd6c5250fa906923001686b2f17eb34a99173da0118ce32e896e5bc54f0847deb8e6ca4

Malware Config

Extracted

Family

netwire

C2

194.5.98.126:3378

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Pass@2023

  • registry_autorun

    false

  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

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

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quote.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VTrLfcxDl.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4700
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VTrLfcxDl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6716.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4208
    • C:\Users\Admin\AppData\Local\Temp\Quote.exe
      "C:\Users\Admin\AppData\Local\Temp\Quote.exe"
      2⤵
        PID:1156
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k netsvcs -p
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      PID:2020

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp6716.tmp

      Filesize

      1KB

      MD5

      8d0d1de177b155b37582d8539905b469

      SHA1

      04674de8788b18b76aed804c5780b5e9fad1d20f

      SHA256

      cf347cdcec68f0d4bb1c3c38afe8d3d7a58bf750e7076567e8e6110f75be81af

      SHA512

      7328429c75ce3291175ab37d955c35898b790b6e62ede63fa27b150007b6c17689a958a8bbd0a8deafa353cb0f103098ee198cf7854d54d5647798db95df8842

    • memory/1156-143-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1156-159-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1156-147-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1156-140-0x0000000000000000-mapping.dmp

    • memory/1156-141-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/4208-136-0x0000000000000000-mapping.dmp

    • memory/4620-131-0x00000000051A0000-0x0000000005744000-memory.dmp

      Filesize

      5.6MB

    • memory/4620-132-0x0000000004AE0000-0x0000000004B72000-memory.dmp

      Filesize

      584KB

    • memory/4620-133-0x0000000004A70000-0x0000000004A7A000-memory.dmp

      Filesize

      40KB

    • memory/4620-134-0x0000000006F80000-0x000000000701C000-memory.dmp

      Filesize

      624KB

    • memory/4620-130-0x0000000000060000-0x00000000000EC000-memory.dmp

      Filesize

      560KB

    • memory/4700-145-0x0000000005620000-0x0000000005686000-memory.dmp

      Filesize

      408KB

    • memory/4700-152-0x0000000007C90000-0x000000000830A000-memory.dmp

      Filesize

      6.5MB

    • memory/4700-139-0x0000000005740000-0x0000000005D68000-memory.dmp

      Filesize

      6.2MB

    • memory/4700-146-0x0000000005D70000-0x0000000005DD6000-memory.dmp

      Filesize

      408KB

    • memory/4700-137-0x0000000002A00000-0x0000000002A36000-memory.dmp

      Filesize

      216KB

    • memory/4700-148-0x0000000006350000-0x000000000636E000-memory.dmp

      Filesize

      120KB

    • memory/4700-149-0x00000000074E0000-0x0000000007512000-memory.dmp

      Filesize

      200KB

    • memory/4700-150-0x0000000070A90000-0x0000000070ADC000-memory.dmp

      Filesize

      304KB

    • memory/4700-151-0x00000000074C0000-0x00000000074DE000-memory.dmp

      Filesize

      120KB

    • memory/4700-144-0x0000000005400000-0x0000000005422000-memory.dmp

      Filesize

      136KB

    • memory/4700-153-0x0000000007650000-0x000000000766A000-memory.dmp

      Filesize

      104KB

    • memory/4700-154-0x00000000076C0000-0x00000000076CA000-memory.dmp

      Filesize

      40KB

    • memory/4700-155-0x00000000078D0000-0x0000000007966000-memory.dmp

      Filesize

      600KB

    • memory/4700-156-0x0000000007880000-0x000000000788E000-memory.dmp

      Filesize

      56KB

    • memory/4700-157-0x0000000007990000-0x00000000079AA000-memory.dmp

      Filesize

      104KB

    • memory/4700-158-0x0000000007970000-0x0000000007978000-memory.dmp

      Filesize

      32KB

    • memory/4700-135-0x0000000000000000-mapping.dmp