Overview

overview

10

Static

static

7d40d24156...3a.exe

windows7_x64

10

7d40d24156...3a.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    110s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-05-2022 07:34

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General

  • Target

    7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.exe

  • Size

    670KB

  • MD5

    167c15770c89f945867d48f3e3818e1f

  • SHA1

    25f8b5faa52f300061a7f47342737770f22ff232

  • SHA256

    7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a

  • SHA512

    e91b5116862ce633047cb278156fd26ce8ac3c1160507ec4770fb44ee577dc06dc3f3bc44ba214aee2ca644cd567cdbb70e3aca20a7ef3781b780eaa471155db

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\AEF946DCB4\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/8/2022 12:35:59 PM MassLogger Started: 5/8/2022 12:35:40 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.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

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
    collection
  • 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: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.exe
    "C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1524
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell" Add-MpPreference -ExclusionPath '"C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.exe"'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2040

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1524-54-0x00000000002C0000-0x000000000036C000-memory.dmp

    Filesize

    688KB

    Download

  • memory/1524-55-0x0000000000210000-0x0000000000216000-memory.dmp

    Filesize

    24KB

    Download

  • memory/1524-56-0x0000000076851000-0x0000000076853000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1524-57-0x0000000004A20000-0x0000000004AAC000-memory.dmp

    Filesize

    560KB

    Download

  • memory/1524-59-0x0000000009F20000-0x0000000009FD8000-memory.dmp

    Filesize

    736KB

    Download

  • memory/1524-61-0x0000000004AB0000-0x0000000004B28000-memory.dmp

    Filesize

    480KB

    Download

  • memory/1524-63-0x0000000001E45000-0x0000000001E56000-memory.dmp

    Filesize

    68KB

    Download

  • memory/2040-58-0x0000000000000000-mapping.dmp

    Download

  • memory/2040-62-0x000000006FB10000-0x00000000700BB000-memory.dmp

    Filesize

    5.7MB

    Download