Overview

overview

10

Static

static

Purchase Order.exe

windows7_x64

10

Purchase Order.exe

windows10_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09/11/2020, 14:53

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General

  • Target
    Purchase Order.exe
  • Size 984KB
  • Sample201109-wj63vb74fs
  • SHA256 86b4bb9ea11ac97ecf7390c0e4e2979b69c294c22c65931ff734926c9540a0fd
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.nltfy.com
  • Port

    587
  • Username

    [email protected]
  • Password

    mGOqcw(5

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
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:476

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/476-5-0x0000000000400000-0x000000000043C000-memory.dmp
        Download

        memory/476-8-0x0000000000400000-0x000000000043C000-memory.dmp
        Download

        memory/476-7-0x0000000000400000-0x000000000043C000-memory.dmp
        Download

        memory/476-9-0x0000000074EE0000-0x00000000755CE000-memory.dmp
        Download

        memory/2036-0-0x0000000074EE0000-0x00000000755CE000-memory.dmp
        Download

        memory/2036-1-0x00000000000A0000-0x00000000000A1000-memory.dmp
        Download

        memory/2036-3-0x0000000000750000-0x00000000007A1000-memory.dmp
        Download

        memory/2036-4-0x00000000007B0000-0x00000000007C6000-memory.dmp
        Download