Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    16/12/2020, 09:45

General

  • Target
    PO 16122020.exe
  • Size 301KB
  • Sample201216-a3ehncj77s
  • SHA256 0a8d6d0fa22d68a10f5533ea14ae76ad3106221d2de463a4171a26a004dd6360
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.huamelhardware.com

  • Port

    587

  • Password

    Dxi}@uk36~Bv

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO 16122020.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 16122020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Admin\AppData\Local\Temp\PO 16122020.exe
      "C:\Users\Admin\AppData\Local\Temp\PO 16122020.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1496

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1496-2-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1496-5-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1496-6-0x0000000074060000-0x000000007474E000-memory.dmp

        memory/1496-7-0x0000000000450000-0x0000000000486000-memory.dmp

        memory/1972-4-0x00000000001F0000-0x00000000001F8000-memory.dmp