Overview

overview

10

Static

static

Document#0193832.exe

windows7_x64

10

Document#0193832.exe

windows10_x64

3

Analysis

  • max time kernel
    146s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    31-07-2020 12:09

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General

  • Target

    Document#0193832.exe

  • Size

    1.1MB

  • MD5

    97edaeff8f726e10d554f8f8f5aad7ae

  • SHA1

    01da166b48252cfb52ad7b42730ec994f07c7db2

  • SHA256

    bcd7372fd84fe78e97a72a842df6cab2a5d7a47909a3fd05b13f6f4990de8a7f

  • SHA512

    99ca75b3989909eb66f2c7cd282db81c2c952fbf637287c6157df923335f5f9bd63b9d5b91b0ec7de06d68391903f716f5ab6ce67f2f3230a3e8c25b44aa5f16

Score
10/10
ransomwarestealerspywaremasslogger

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\42EF15E83D\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.13 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: 7/31/2020 2:10:54 PM MassLogger Started: 7/31/2020 2:10:47 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Document#0193832.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> 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

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    celal@lidyatriko-com.me
  • Password:
    Tomorrow@1234#

Signatures

  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • MassLogger

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

    stealerspywaremasslogger
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • 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 behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Document#0193832.exe
    "C:\Users\Admin\AppData\Local\Temp\Document#0193832.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE90.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1912
    • C:\Users\Admin\AppData\Local\Temp\Document#0193832.exe
      "{path}"
      2⤵
        PID:660
      • C:\Users\Admin\AppData\Local\Temp\Document#0193832.exe
        "{path}"
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:468

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpE90.tmp
      Download Submit
    • memory/468-4-0x0000000000400000-0x00000000004B8000-memory.dmp
      Filesize

      736KB

      Download
    • memory/468-5-0x00000000004B325E-mapping.dmp
      Download
    • memory/468-6-0x0000000000400000-0x00000000004B8000-memory.dmp
      Filesize

      736KB

      Download
    • memory/468-7-0x0000000000400000-0x00000000004B8000-memory.dmp
      Filesize

      736KB

      Download
    • memory/844-1-0x0000000000000000-0x0000000000000000-disk.dmp
      Download
    • memory/1912-2-0x0000000000000000-mapping.dmp
      Download