Overview

overview

10

Static

static

da61f09c26...e7.exe

windows7_x64

3

da61f09c26...e7.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    26-03-2022 16:43

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General

  • Target

    da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7.exe

  • Size

    837KB

  • MD5

    fc4696e263fd29642a491cd5911a41d1

  • SHA1

    4d1b49c670ac548ac46380194f65f268354eb013

  • SHA256

    da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7

  • SHA512

    2e458a15ba86b95867f1f45f6743ddd94119f45235411a5d8adb66b3480b517ca2962ccace09478978e47749211367830c9231ff7239d074eb963f745e8b98b4

Score
10/10
matiexcollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:     ftp
  • Host:
    ftp://ftp.minister-finance.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    quota@min

Signatures

  • Matiex

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

    stealerkeyloggermatiex
  • Matiex Main Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 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
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7.exe
    "C:\Users\Admin\AppData\Local\Temp\da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GfhsaeruF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3735.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3116
    • C:\Users\Admin\AppData\Local\Temp\da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7.exe
      "{path}"
      2⤵
      • Drops startup file
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:5076
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:4300

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp3735.tmp
      Filesize

      1KB

      MD5

      e1625864d1b0c17ef4176763b75bf4d2

      SHA1

      34535ce74309a1f039d7209e148a50a1b1eb167c

      SHA256

      112293ed97a83080214cee72c4d33ace4c4a14c8dc8c6837b30523df4ebd1d4c

      SHA512

      6ae205c46000996badb6dd76d25677de15fc6a8f4ebe31719a77e7b53ee7862126361a75d0c38715885d143f22c0b7b9fd63a169432e15e17d4848508ea9e1a5

      Download Submit
    • memory/1592-131-0x0000000005BE0000-0x0000000006184000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/1592-132-0x00000000056D0000-0x0000000005762000-memory.dmp
      Filesize

      584KB

      Download
    • memory/1592-133-0x00000000077D0000-0x00000000077DA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/1592-134-0x0000000007D90000-0x00000000082BC000-memory.dmp
      Filesize

      5.2MB

      Download
    • memory/1592-135-0x0000000007960000-0x00000000079FC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/1592-130-0x0000000000C10000-0x0000000000CE8000-memory.dmp
      Filesize

      864KB

      Download
    • memory/3116-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4300-141-0x0000000000000000-mapping.dmp
      Download
    • memory/5076-138-0x0000000000000000-mapping.dmp
      Download
    • memory/5076-139-0x0000000000400000-0x0000000000478000-memory.dmp
      Filesize

      480KB

      Download
    • memory/5076-140-0x0000000005130000-0x0000000005196000-memory.dmp
      Filesize

      408KB

      Download
    • memory/5076-142-0x0000000006FA0000-0x0000000007162000-memory.dmp
      Filesize

      1.8MB

      Download