Analysis

  • max time kernel
    128s
  • max time network
    86s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    11-07-2020 06:09

General

  • Target

    SHIPPING DOCUMENT.exe

  • Size

    896KB

  • MD5

    d38ad39d82ab46021c9b29b5f564d405

  • SHA1

    978f5b7d9eaa50fb8dda6ee22d31eb7975950cb6

  • SHA256

    f77093e6825992bc91bc28182f5501b108da54f0f180429addf5b020dc9ed86b

  • SHA512

    8b3fe1e6ad9a0af62b0b6c63ed3901451a630c68b6176d430e377ddd81dd03e6f714b0cdf0e6658a49c3e1b990eead5092f54e755735b6efe2973fdbfcc0d6a5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gascuenca.es
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gasW204@Z7

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3216
    • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2052

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2052-0-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2052-1-0x0000000000446AEE-mapping.dmp