Overview

overview

10

Static

static

INV-DOCUME...DF.exe

windows7_x64

10

INV-DOCUME...DF.exe

windows10_x64

3

Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    12/07/2020, 04:46

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General

  • Target

    INV-DOCUMENTS_2019EA1120.PDF.exe

  • Size

    455KB

  • MD5

    5fabcf20e6b192a9a83162a307a92f66

  • SHA1

    fef4bfa9b539c4a227dca23f53a080253f8e9730

  • SHA256

    17a6ef291331acb9fc408450a61d0aabd3db01fcea33592c32c6d955f7d35d19

  • SHA512

    cab16c5c93d0c746d2e68665264b21dcf179b8a0a5ee9c6a5e33e9060382a6f25e08accef6f9d2f98fae44e3fde8918fba3830f0c5648042c481e557986085fa

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.daiphatfood.com.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jn&6kG~_w;;A

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV-DOCUMENTS_2019EA1120.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\INV-DOCUMENTS_2019EA1120.PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\frYeRhYuvPAltQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp12A5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1892
    • C:\Users\Admin\AppData\Local\Temp\INV-DOCUMENTS_2019EA1120.PDF.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1920

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1920-4-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

          Download

        • memory/1920-6-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

          Download

        • memory/1920-7-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

          Download