Overview

overview

10

Static

static

10

6f11fb129c...5f.exe

windows7_x64

10

6f11fb129c...5f.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    14-04-2022 13:32

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General

  • Target

    6f11fb129c743575120920c6977e58b225ffd5dacf5ae90e1d0f818a76b8bc5f.exe

  • Size

    435KB

  • MD5

    bb2f3b808c0e4846f410a744345663ec

  • SHA1

    a00dc89806d5a88f1fb490c51f79fe9a5cf6a490

  • SHA256

    6f11fb129c743575120920c6977e58b225ffd5dacf5ae90e1d0f818a76b8bc5f

  • SHA512

    cf03b7190eb276434cfa80b86470055451bce658b6385db415c9deeb38b4d2f63c0dc4f1bf53b0aaac243ac351546a2242acb79392db04169f9707e7845f1b6e

Score
10/10
matiexcollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1497182824:AAFYrlWUv3LlqL-w8KsIbx9xyLDWHVsJU5w/sendMessage?chat_id=1142446553

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 AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f11fb129c743575120920c6977e58b225ffd5dacf5ae90e1d0f818a76b8bc5f.exe
    "C:\Users\Admin\AppData\Local\Temp\6f11fb129c743575120920c6977e58b225ffd5dacf5ae90e1d0f818a76b8bc5f.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:3728

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

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Downloads

  • memory/3728-130-0x0000000000150000-0x00000000001C4000-memory.dmp
    Filesize

    464KB

    Download
  • memory/3728-131-0x00000000050A0000-0x0000000005644000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3728-132-0x0000000004AF0000-0x0000000004B8C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3728-133-0x0000000004A20000-0x0000000004A86000-memory.dmp
    Filesize

    408KB

    Download
  • memory/3728-134-0x0000000006290000-0x0000000006452000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/3728-135-0x0000000006160000-0x00000000061F2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3728-136-0x0000000006120000-0x000000000612A000-memory.dmp
    Filesize

    40KB

    Download