Analysis

  • max time kernel
    135s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:26

General

  • Target

    MV DARANEE NAREE.exe

  • Size

    687KB

  • MD5

    63eea5240bf02eba2014a65ad8b4430f

  • SHA1

    1edc29d8ae111c2034303f1dde1463a0ca9faace

  • SHA256

    c2ce9e7d5b2b9b77b77b674a02234a29e8d53f35f24a28e39e24efa9fbeb746a

  • SHA512

    a282ea46af09af34a313bc579a3c6c3ea3afe5272f33fad2d94a333705521cae914e563423498afbbcc10655a6afa4067ba1ebe0e91547d36f8aee1540dfa28b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    secure197.inmotionhosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GL@123456

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 6 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV DARANEE NAREE.exe
    "C:\Users\Admin\AppData\Local\Temp\MV DARANEE NAREE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\MV DARANEE NAREE.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1224
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1740

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1224-61-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-57-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-58-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-60-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-62-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-63-0x000000000044CA5E-mapping.dmp

    • memory/1224-65-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-67-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1224-69-0x00000000746E0000-0x0000000074C8B000-memory.dmp

      Filesize

      5.7MB

    • memory/1740-70-0x0000000000000000-mapping.dmp

    • memory/1944-55-0x00000000746E0000-0x0000000074C8B000-memory.dmp

      Filesize

      5.7MB

    • memory/1944-56-0x0000000000439000-0x000000000044A000-memory.dmp

      Filesize

      68KB

    • memory/1944-54-0x0000000076191000-0x0000000076193000-memory.dmp

      Filesize

      8KB