Overview

overview

10

Static

static

invoice _25280.exe

windows7_x64

10

invoice _25280.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-04-2022 02:31

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    invoice _25280.exe

  • Size

    739KB

  • MD5

    40630dbc9ec33244bf5dd0a97d129909

  • SHA1

    a48f654aada97d4d359e217bfa212adf07faba13

  • SHA256

    f0b8f39cd0fd0a840db7c970362e5bd1e48600c341a97ffd1f742ea37f561bd8

  • SHA512

    854c4e2b1dcabe82001d3f31cf7c41045eab6ba1a7c14027de6ce781df097cb70ff4dff39cea5d26f2c2789953683c10fe0a0fe4d5f8aabad00920434491c1af

Score
10/10
matiexcollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:     smtp
  • Host:
    ebop.website
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    P@ssw0rdP@ssw0rd

Signatures

  • Matiex

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

    stealerkeyloggermatiex
  • Matiex Main Payload 1 IoCs
  • 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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice _25280.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice _25280.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1556

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1280-130-0x00000000005A0000-0x0000000000660000-memory.dmp
    Filesize

    768KB

    Download
  • memory/1280-131-0x0000000004FC0000-0x0000000005052000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1280-134-0x00000000050D0000-0x00000000050D3000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1556-132-0x0000000000000000-mapping.dmp
    Download
  • memory/1556-133-0x0000000000400000-0x0000000000472000-memory.dmp
    Filesize

    456KB

    Download
  • memory/1556-135-0x0000000005BA0000-0x0000000006144000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1556-136-0x0000000005510000-0x00000000055AC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1556-137-0x00000000055F0000-0x0000000005656000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1556-138-0x0000000006FA0000-0x0000000006FAA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1556-139-0x00000000071E0000-0x00000000073A2000-memory.dmp
    Filesize

    1.8MB

    Download