Analysis

  • max time kernel
    93s
  • max time network
    104s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    16/11/2020, 09:43

General

  • Target
    SecuriteInfo.com.Trojan.PackedNET.461.31996.16839.exe
  • Size 613KB
  • Sample201116-whxpla24fn
  • SHA256 e694eadb2f24bf7de44a2cc1d1fbc3d2e84d83d6cac2be444aef377bea95cc29
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    us2.smtp.mailhostbox.com

  • Port

    587

  • Password

    solution2523

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.461.31996.16839.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.461.31996.16839.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4356

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/4356-6-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/4356-8-0x00000000739D0000-0x00000000740BE000-memory.dmp

        memory/4356-11-0x0000000005D10000-0x0000000005D11000-memory.dmp

        memory/4356-12-0x0000000005A00000-0x0000000005A01000-memory.dmp

        memory/4356-13-0x0000000005990000-0x0000000005991000-memory.dmp

        memory/4356-14-0x0000000006500000-0x0000000006501000-memory.dmp

        memory/4356-16-0x0000000005D00000-0x0000000005D01000-memory.dmp

        memory/4800-0-0x00000000739D0000-0x00000000740BE000-memory.dmp

        memory/4800-1-0x00000000008D0000-0x00000000008D1000-memory.dmp

        memory/4800-3-0x0000000005150000-0x0000000005151000-memory.dmp

        memory/4800-4-0x0000000005730000-0x000000000576E000-memory.dmp