Overview

overview

10

Static

static

4df535122f...dc.exe

windows7_x64

10

4df535122f...dc.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    83s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27/04/2022, 15:42

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General

  • Target
    4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc.exe
  • Size 1.3MB
  • Sample220427-s5cb8sbeb4
  • SHA256 4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc
  • MD5 SHA1 SHA512
Score
10/10
massloggercollectionspywarestealer

Malware Config

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger Main Payload 1 IoCs
  • 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 5 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\4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc.exe
    "C:\Users\Admin\AppData\Local\Temp\4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Local\Temp\4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc.exe
      "C:\Users\Admin\AppData\Local\Temp\4df535122fda2ea32e9eea5666166e3e82e86dc0fb0b79a31114dbf1836eafdc.exe"
      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:2208

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1624-130-0x0000000000990000-0x0000000000AE8000-memory.dmp
        Download

        memory/1624-131-0x000000000AA80000-0x000000000AB1C000-memory.dmp
        Download

        memory/1624-132-0x000000000B0D0000-0x000000000B674000-memory.dmp
        Download

        memory/1624-133-0x000000000AB20000-0x000000000ABB2000-memory.dmp
        Download

        memory/1624-134-0x0000000004FA0000-0x0000000004FAA000-memory.dmp
        Download

        memory/1624-135-0x000000000ACB0000-0x000000000AD06000-memory.dmp
        Download

        memory/2208-137-0x0000000000400000-0x0000000000486000-memory.dmp
        Download

        memory/2208-138-0x0000000006270000-0x00000000062D6000-memory.dmp
        Download

        memory/2208-139-0x0000000006AA0000-0x0000000006AF0000-memory.dmp
        Download