Analysis

  • max time kernel
    100s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/07/2020, 04:35

General

  • Target

    SecuriteInfo.com.Fareit-FXH669AAA441B0C.26983.exe

  • Size

    1.3MB

  • MD5

    669aaa441b0cf2654c259e4c24b50143

  • SHA1

    ab3e801debb13208312a5cb508f2f7f8f87a5219

  • SHA256

    bac48e9a9fad6c9afa0387fe592bb1eabd56cfbcbffef2bbc765e32de2846478

  • SHA512

    91d4b8b82d62b2aeb7426280b7108a2eb3503c96e3e8aad0d6d331e3802143a838bd55a6b6836ec518288845c0a42048fa84795c1e524ce0307fe07f81d82023

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\E2C1E8F1FA\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Professional 64bit Windows Serial Key: HYF8J-CVRMY-CM74G-RPHKF-PW487 CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/17/2020 4:36:46 AM MassLogger Started: 7/17/2020 4:36:40 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Fareit-FXH669AAA441B0C.26983.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA

Signatures

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Fareit-FXH669AAA441B0C.26983.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Fareit-FXH669AAA441B0C.26983.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1204
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ckevIEOoisAJt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp361C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1836
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Fareit-FXH669AAA441B0C.26983.exe
      "{path}"
      2⤵
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1756

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1756-4-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/1756-6-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/1756-7-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB