Overview

overview

10

Static

static

PROFORMA-6...DF.exe

windows7_x64

10

PROFORMA-6...DF.exe

windows10_x64

10

Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    22-12-2020 07:27

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General

  • Target

    PROFORMA-6780-20-A.PDF.exe

  • Size

    680KB

  • MD5

    a105bdb9c9320b13f4981178da99feaf

  • SHA1

    9c2ac0e53ed9d22a34e2e1a52d486ecda89e02c6

  • SHA256

    59eec81aed7a02e2f7fbb49d082ecdce5a4dfcf9683b7ea81d6c9917ee7acbb1

  • SHA512

    b82c6bf1d3631231b71f4bfafb991285eee97192e6da62a14ab4f247b0e18eb2162afb39b245c32e579aa944769012aedb9d75a07ecbcd7ba24e4862c613f763

Score
10/10
matiexkeyloggerspywarestealer

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.serviciodecorreo.es
  • Port:
    587
  • Username:
    aocejo@creditaria.com.mx
  • Password:
    Ronu6802

Extracted

Family

matiex

Credentials

  • Protocol:     smtp
  • Host:
    smtp.serviciodecorreo.es
  • Port:
    587
  • Username:
    aocejo@creditaria.com.mx
  • Password:
    Ronu6802

Signatures

  • Matiex

    Matiex is a keylogger and infostealer first seen in July 2020.

    stealerkeyloggermatiex
  • Matiex Main Payload 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA-6780-20-A.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA-6780-20-A.PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA-6780-20-A.PDF.exe
      "{path}"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1488

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/800-7-0x0000000000400000-0x0000000000476000-memory.dmp
      Filesize

      472KB

      Download
    • memory/800-8-0x000000000047025E-mapping.dmp
      Download
    • memory/800-9-0x0000000000400000-0x0000000000476000-memory.dmp
      Filesize

      472KB

      Download
    • memory/800-10-0x0000000000400000-0x0000000000476000-memory.dmp
      Filesize

      472KB

      Download
    • memory/800-11-0x0000000074180000-0x000000007486E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1488-14-0x0000000000000000-mapping.dmp
      Download
    • memory/1972-2-0x0000000074200000-0x00000000748EE000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1972-3-0x00000000010C0000-0x00000000010C1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1972-5-0x0000000000440000-0x0000000000444000-memory.dmp
      Filesize

      16KB

      Download
    • memory/1972-6-0x00000000059C0000-0x0000000005A81000-memory.dmp
      Filesize

      772KB

      Download