Overview

overview

10

Static

static

9

RFQ_V40795.pdf.exe

windows7_x64

10

RFQ_V40795.pdf.exe

windows10_x64

10

Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09/11/2020, 20:42

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General

  • Target
    RFQ_V40795.pdf.exe
  • Size 520KB
  • Sample201109-az6fxc16ee
  • SHA256 a1438fd2ecd8a17372fde0f4920d510bce698eeb2eec5d29d67fbc15523d2e1d
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.cdldxy-cn.com
  • Port

    587
  • Username

    [email protected]
  • Password

    SSzps(s5

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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:624

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1640-0-0x0000000000400000-0x0000000000452000-memory.dmp
          Download

          memory/1640-2-0x0000000000400000-0x0000000000452000-memory.dmp
          Download

          memory/1640-3-0x0000000000400000-0x0000000000452000-memory.dmp
          Download