Overview

overview

10

Static

static

ddssaaa.exe

windows7_x64

10

ddssaaa.exe

windows10_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 20:41

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General

  • Target
    ddssaaa.exe
  • Size 1.4MB
  • Sample201109-9ybmw862aa
  • SHA256 183919b502e2e5f18730c75d890bfb9876a19f25372f8db41e1a7f7876ffbeaa
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Credentials
  • Protocol

    smtp
  • Host

    smtp.studlandstol.com
  • Port

    587
  • Username

    [email protected]
  • Password

    dutyfaithlu12345

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.studlandstol.com
  • Port

    587
  • Username

    [email protected]
  • Password

    dutyfaithlu12345

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddssaaa.exe
    "C:\Users\Admin\AppData\Local\Temp\ddssaaa.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3848
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3884

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3848-0-0x0000000000400000-0x0000000000452000-memory.dmp
          Download