Overview

overview

10

Static

static

PI for req...df.exe

windows7_x64

10

PI for req...df.exe

windows10_x64

10

Analysis

  • max time kernel
    49s
  • max time network
    12s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09/11/2020, 20:19

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General

  • Target
    PI for requested order pdf.exe
  • Size 478KB
  • Sample201109-2f4gy2xt7x
  • SHA256 6b28cef94075f6c39522b87d945eb0f895387e217a6cd7f6f3e260eef60f32f6
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    us2.smtp.mailhostbox.com
  • Port

    587
  • Username

    [email protected]
  • Password

    lFAvm@p#@z92

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PI for requested order pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PI for requested order pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ErgokyipIesDW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp78F7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2032
    • C:\Users\Admin\AppData\Local\Temp\PI for requested order pdf.exe
      "{path}"
      2⤵
        PID:1228
      • C:\Users\Admin\AppData\Local\Temp\PI for requested order pdf.exe
        "{path}"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1332
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1544

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/1332-2-0x0000000000400000-0x0000000000452000-memory.dmp
            Download

            memory/1332-5-0x0000000000400000-0x0000000000452000-memory.dmp
            Download

            memory/1332-4-0x0000000000400000-0x0000000000452000-memory.dmp
            Download