Overview

overview

10

Static

static

Purchase O...90.exe

windows7_x64

10

Purchase O...90.exe

windows10_x64

3

Analysis

  • max time kernel
    99s
  • max time network
    36s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    13/07/2020, 15:13

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General

  • Target
    Purchase Order No AAPL-PO-1179-1990.exe
  • Size 538KB
  • Sample200713-mrjpyz8yca
  • SHA256 e016bfbd170c4b15789abf7fa2ba30bec2bd785e2ec9b9fc759722833ed88a87
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    mail.aquariuslogistics.com
  • Port

    587
  • Username

    [email protected]
  • Password

    AQL@2019#$

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order No AAPL-PO-1179-1990.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order No AAPL-PO-1179-1990.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LvUfBoWgxd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1C94.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1860
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1884
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
        3⤵
        • Modifies registry key
        PID:1508

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1884-4-0x0000000000400000-0x0000000000474000-memory.dmp
        Download

        memory/1884-6-0x0000000000400000-0x0000000000474000-memory.dmp
        Download

        memory/1884-7-0x0000000000400000-0x0000000000474000-memory.dmp
        Download