Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:27

General

  • Target

    MV PLANA.exe

  • Size

    660KB

  • MD5

    e815ab91c568fe5b40aeb71301c509ca

  • SHA1

    0333ba1af023b094223022861296e5c9e99bd25c

  • SHA256

    d573e471f9c3e98bc9b75511bbf482780d21789811cc46d8170b2f0dbe03c33a

  • SHA512

    6aefdfd2758c88fb192c1eb6467298504e9dc6777b950a80c2e82fcdec9d59a0fbb3f83112097893bf94c9ea7e09c4705b91a9cc41532821e4799196dae267a5

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 1 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 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV PLANA.exe
    "C:\Users\Admin\AppData\Local\Temp\MV PLANA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Users\Admin\AppData\Local\Temp\MV PLANA.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:4216
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3480

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3292-130-0x0000000074DB0000-0x0000000075361000-memory.dmp
      Filesize

      5.7MB

    • memory/3480-134-0x0000000000000000-mapping.dmp
    • memory/4216-131-0x0000000000000000-mapping.dmp
    • memory/4216-132-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/4216-133-0x0000000074DB0000-0x0000000075361000-memory.dmp
      Filesize

      5.7MB