Overview

overview

10

Static

static

Facturas y...io.exe

windows7_x64

10

Facturas y...io.exe

windows10_x64

8

Analysis

  • max time kernel
    58s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08-07-2020 10:50

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General

  • Target

    Facturas y extracto bancario.exe

  • Size

    1.1MB

  • MD5

    680abdbc32da4b031df7d510393bd60c

  • SHA1

    aba459e8efa99baa8c90b6dd2e596bb892915749

  • SHA256

    7b45908d8c0f59d45c8c4186ae1713289e813c6c0cd3e53184e61f576da936a4

  • SHA512

    a405a7f1d40318fc8a2d7dfe66873f71d3372f5bfaba17e98334d3bfe4223f45edb876072b3f11b61a573f956a5ffb7347ae81c89802a04c81353c82cfda4096

Score
10/10
ransomwarespywarestealermasslogger

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\E2C1E8F1FA\Log.txt

Family

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 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: 7/8/2020 10:51:02 AM MassLogger Started: 7/8/2020 10:50:59 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Facturas y extracto bancario.exe MassLogger Melt: false MassLogger Exit after delivery: true As Administrator: True Processes:

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 use of WriteProcessMemory 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • MassLogger

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

    stealerspywaremasslogger

Processes

  • C:\Users\Admin\AppData\Local\Temp\Facturas y extracto bancario.exe
    "C:\Users\Admin\AppData\Local\Temp\Facturas y extracto bancario.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:1424
    • C:\Users\Admin\AppData\Local\Temp\Facturas y extracto bancario.exe
      "C:\Users\Admin\AppData\Local\Temp\Facturas y extracto bancario.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1536

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1536-0-0x0000000000400000-0x0000000000564000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/1536-2-0x0000000000400000-0x0000000000564000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/1536-3-0x0000000000400000-0x0000000000564000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/1536-4-0x0000000001F40000-0x0000000001FE8000-memory.dmp

    Filesize

    672KB

    Download

  • memory/1536-5-0x0000000001DD2000-0x0000000001DD3000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1536-6-0x0000000001DE0000-0x0000000001E82000-memory.dmp

    Filesize

    648KB

    Download