Analysis

  • max time kernel
    90s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220722-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-07-2022 09:46

General

  • Target

    PAYMENT.EXE.exe

  • Size

    730KB

  • MD5

    0f7acac42bf200953c39a59dc526abf4

  • SHA1

    18e98f49b44046fed0ae7ee23d29653d6f40f09e

  • SHA256

    fa7af6b88b54a5210f0ce1e5415024049ce296a6736cfdbfe6364b548f16b2d5

  • SHA512

    6eefebcd507117f412ea7d04ff63ace99ceec1b5c92a80cd5cac0975bc3fa266def09fa27cbd7cff77714cc5316acb05b46f0e99f40d6cdcbf73532c7968245c

Malware Config

Extracted

Family

netwire

C2

37.0.14.199:3374

37.0.14.199:3377

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

    lovemoney12

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 3 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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT.EXE.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT.EXE.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4716
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OiuzAFiUPZCIHZ.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OiuzAFiUPZCIHZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp82C7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3196
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT.EXE.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT.EXE.exe"
      2⤵
        PID:1564

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp82C7.tmp

      Filesize

      1KB

      MD5

      df476089e3d20da99cc7ee7f1d2fa889

      SHA1

      5f429c927ab141b4b45f21d1e54e8ce734997309

      SHA256

      561413e672aebf67eaa17f60e8808af2e8352d053edd385a77410b04336dbb88

      SHA512

      90e5710c5eb299df2607efe0b146f27ada41cb83e32f6a3b917fd361d66cedb288d8ef40a272c2632a0e0db96987bbde369f95cec77d184d752d5ff1b348957f

    • memory/1412-154-0x0000000007FC0000-0x000000000863A000-memory.dmp

      Filesize

      6.5MB

    • memory/1412-160-0x0000000007CB0000-0x0000000007CB8000-memory.dmp

      Filesize

      32KB

    • memory/1412-147-0x0000000005690000-0x00000000056B2000-memory.dmp

      Filesize

      136KB

    • memory/1412-159-0x0000000007CC0000-0x0000000007CDA000-memory.dmp

      Filesize

      104KB

    • memory/1412-158-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

      Filesize

      56KB

    • memory/1412-138-0x0000000000000000-mapping.dmp

    • memory/1412-157-0x0000000007C00000-0x0000000007C96000-memory.dmp

      Filesize

      600KB

    • memory/1412-140-0x0000000002D40000-0x0000000002D76000-memory.dmp

      Filesize

      216KB

    • memory/1412-156-0x00000000079F0000-0x00000000079FA000-memory.dmp

      Filesize

      40KB

    • memory/1412-142-0x0000000005970000-0x0000000005F98000-memory.dmp

      Filesize

      6.2MB

    • memory/1412-153-0x0000000006C20000-0x0000000006C3E000-memory.dmp

      Filesize

      120KB

    • memory/1412-152-0x0000000070530000-0x000000007057C000-memory.dmp

      Filesize

      304KB

    • memory/1412-151-0x0000000006C40000-0x0000000006C72000-memory.dmp

      Filesize

      200KB

    • memory/1412-150-0x0000000006600000-0x000000000661E000-memory.dmp

      Filesize

      120KB

    • memory/1412-155-0x0000000007980000-0x000000000799A000-memory.dmp

      Filesize

      104KB

    • memory/1412-149-0x0000000005730000-0x0000000005796000-memory.dmp

      Filesize

      408KB

    • memory/1564-144-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1564-143-0x0000000000000000-mapping.dmp

    • memory/1564-148-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1564-146-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/3196-139-0x0000000000000000-mapping.dmp

    • memory/4716-134-0x0000000005860000-0x00000000058F2000-memory.dmp

      Filesize

      584KB

    • memory/4716-135-0x00000000057E0000-0x00000000057EA000-memory.dmp

      Filesize

      40KB

    • memory/4716-132-0x0000000000DA0000-0x0000000000E5C000-memory.dmp

      Filesize

      752KB

    • memory/4716-133-0x0000000005E10000-0x00000000063B4000-memory.dmp

      Filesize

      5.6MB

    • memory/4716-137-0x000000000BC70000-0x000000000BCD6000-memory.dmp

      Filesize

      408KB

    • memory/4716-136-0x0000000007DB0000-0x0000000007E4C000-memory.dmp

      Filesize

      624KB