Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    13-01-2021 06:14

General

  • Target

    0ab719d058f5cccd970f2f06c5ff4647.exe

  • Size

    566KB

  • MD5

    0ab719d058f5cccd970f2f06c5ff4647

  • SHA1

    4a1b7539377b2631cba14f37ff056e60504bc828

  • SHA256

    8479d4212bcb6f0673481044711acebfa1fce4e52799275930502860c6cca6f4

  • SHA512

    6e0d33dd230f849ef32c04b0c10c99726a1b564a154fa105d409a5e12a04f6f86010bb42f66ce4b5c666fb4330f3ad11354f78f45e0e38d3189998470b4bb9b0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    srvc13.turhost.com
  • Port:
    587
  • Username:
    info@bilgitekdagitim.com
  • Password:
    italik2015

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    srvc13.turhost.com
  • Port:
    587
  • Username:
    info@bilgitekdagitim.com
  • Password:
    italik2015

Signatures

  • Matiex

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

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

    Tries to access configuration files associated with programs like FileZilla.

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

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • 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
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ab719d058f5cccd970f2f06c5ff4647.exe
    "C:\Users\Admin\AppData\Local\Temp\0ab719d058f5cccd970f2f06c5ff4647.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:728
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\14f76e838074406fa2328706f33416b2.xml"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\14f76e838074406fa2328706f33416b2.xml"
        3⤵
        • Creates scheduled task(s)
        PID:1164
    • C:\Users\Admin\AppData\Local\Temp\0ab719d058f5cccd970f2f06c5ff4647.exe
      "C:\Users\Admin\AppData\Local\Temp\0ab719d058f5cccd970f2f06c5ff4647.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:608

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\14f76e838074406fa2328706f33416b2.xml
      MD5

      9313352a59e3b368ab4eb8173567c406

      SHA1

      fc776c28e3ae9bd5e68f25c2a4f6248126731370

      SHA256

      469d4994320f37196faca4de8ada85161a43dd42c9405b283bea5e4ea84c9a8d

      SHA512

      000f6edf387b4ea0f244003fad3f66be5eb1920012838ba3a19c3f2dcde973fce8450c8e556c22cc20f7a3a0980d735fb169ecfafd440993c9fe5b8875fc7462

    • memory/608-11-0x0000000000000000-mapping.dmp
    • memory/1164-6-0x0000000000000000-mapping.dmp
    • memory/1852-2-0x0000000000000000-mapping.dmp
    • memory/2004-3-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/2004-4-0x000000000040188B-mapping.dmp
    • memory/2004-5-0x0000000000400000-0x0000000000484000-memory.dmp
      Filesize

      528KB

    • memory/2004-8-0x0000000074CD0000-0x00000000753BE000-memory.dmp
      Filesize

      6.9MB

    • memory/2004-9-0x0000000000280000-0x00000000002EF000-memory.dmp
      Filesize

      444KB