Overview

overview

10

Static

static

PO-104_171220.exe

windows7_x64

10

PO-104_171220.exe

windows10_x64

10

Analysis

  • max time kernel
    110s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17/12/2020, 14:24

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General

  • Target
    PO-104_171220.exe
  • Size 1.4MB
  • Sample201217-q7mk2rl3dn
  • SHA256 00592be245aff458d19595b15bf5822f1cefc250e8554dc2402dbfdfb1196fa6
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    mail.privateemail.com
  • Port

    587
  • Username

    [email protected]
  • Password

    111aaa

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 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
  • Drops file in Windows directory 2 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3284
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BOeCmzQAwXZa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFCB5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2544
    • C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe
      "C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe"
      2⤵
        PID:2920
      • C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe
        "C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe"
        2⤵
          PID:3560
        • C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe
          "C:\Users\Admin\AppData\Local\Temp\PO-104_171220.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3760
          • C:\Windows\SysWOW64\netsh.exe
            "netsh" wlan show profile
            3⤵
              PID:2964

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

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              Downloads

              memory/3760-4-0x0000000000400000-0x0000000000452000-memory.dmp
              Download