Overview

overview

10

Static

static

f61d078d47...63.exe

windows7_x64

10

f61d078d47...63.exe

windows10_x64

10

Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09/11/2020, 20:38

Sharing

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General

  • Target
    f61d078d47a9a32fffffe930d03d9a63.exe
  • Size 713KB
  • Sample201109-4bvzv93cee
  • SHA256 b0eec8bd5f60b70b27546edbe4d16f2316d58dbeb8ebc478df7ed3cb7c1e762d
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerpersistencespywarestealertrojanupx

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    us2.smtp.mailhostbox.com
  • Port

    587
  • Username

    [email protected]
  • Password

    CSJY%zs2

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f61d078d47a9a32fffffe930d03d9a63.exe
    "C:\Users\Admin\AppData\Local\Temp\f61d078d47a9a32fffffe930d03d9a63.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Users\Admin\AppData\Local\Temp\f61d078d47a9a32fffffe930d03d9a63.exe
      "C:\Users\Admin\AppData\Local\Temp\f61d078d47a9a32fffffe930d03d9a63.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:556

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/2004-0-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/2004-2-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/2004-3-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/2004-4-0x0000000001D40000-0x0000000001D92000-memory.dmp
          Download

          memory/2004-5-0x0000000000262000-0x0000000000263000-memory.dmp
          Download

          memory/2004-6-0x0000000000270000-0x00000000002BC000-memory.dmp
          Download