Overview

overview

10

Static

static

GH09227834.exe

windows7_x64

10

GH09227834.exe

windows10_x64

9

Sharing

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General

  • Target
    GH09227834.exe
  • Size 1.2MB
  • Sample201211-35vfe1cxwa
  • SHA256 785e9b897ab7051dd056f69c5f1e98bb7280c3cf464718f0c18493f226901d4d
  • MD5 SHA1 SHA512
Score
10/10
massloggerpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\Users\Admin\AppData\Local\Temp\5FADD7138A\Log.txt

  • masslogger

Ransom Note
  • ################################################################# MassLogger v1.3.7.1 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Ultimate 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: 12/11/2020 7:09:31 PM MassLogger Started: 12/11/2020 7:09:27 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Roaming\Ofkdj\faxoy.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target
      GH09227834.exe
    • Size 1.2MB
    • SHA256 785e9b897ab7051dd056f69c5f1e98bb7280c3cf464718f0c18493f226901d4d
    • MD5 SHA1 SHA512
    Score
    10/10
    massloggerpersistenceransomwarespywarestealer

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger Main Payload

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • ServiceHost packer

      Detects ServiceHost packer used for .NET malware

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spyware

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks