Overview

overview

10

Static

static

Order sample.exe

windows7_x64

10

Order sample.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:40

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General

  • Target

    Order sample.exe

  • Size

    1.1MB

  • MD5

    ae968565d7d2fe888a443791eef898ac

  • SHA1

    d187546e7d852a244f453fe8114e92052399f297

  • SHA256

    4534997b5b146c7caebb2f398e7ea0f2bbf434af23155ad13b0acd09b0487325

  • SHA512

    7153629265327f1654084ccd30ff4e3491e218cdcc2e4b4aad22b0aad1f0798ce9a8292f66229979ad85319b75a0f0b8db549e5c842063959e5a82b945520fa4

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\8236ADF044\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 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:00:35 AM MassLogger Started: 5/21/2022 3:00:10 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Order sample.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 Main Payload 1 IoCs
  • 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 42 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 use of SetThreadContext 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order sample.exe
    "C:\Users\Admin\AppData\Local\Temp\Order sample.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Users\Admin\AppData\Local\Temp\Order sample.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4720

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/3124-130-0x0000000000970000-0x0000000000A9C000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/3124-131-0x0000000005CD0000-0x0000000006274000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3124-132-0x0000000005820000-0x00000000058B2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3124-133-0x00000000055D0000-0x00000000055DA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3124-134-0x0000000009010000-0x00000000090AC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4720-135-0x0000000000000000-mapping.dmp
    Download
  • memory/4720-136-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/4720-137-0x0000000005310000-0x0000000005376000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4720-138-0x0000000007940000-0x0000000007990000-memory.dmp
    Filesize

    320KB

    Download