Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    24/06/2020, 15:09

General

  • Target
    Resume For a Job.exe
  • Size 493KB
  • Sample200624-bw56war9px
  • SHA256 7965e56d288f6cdd4ae1c7f260dd5ddb1e6fb1c1485ff3d78f50fc1cbcb0b7ee
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.bnb-spa.com

  • Port

    587

  • Password

    tPo!47:glt$E

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

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

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

  • Suspicious use of WriteProcessMemory 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • AgentTesla

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Adds Run entry to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Resume For a Job.exe
    "C:\Users\Admin\AppData\Local\Temp\Resume For a Job.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:3908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKqhPOQJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp723D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:572
    • C:\Users\Admin\AppData\Local\Temp\Resume For a Job.exe
      "{path}"
      2⤵
        PID:2952
      • C:\Users\Admin\AppData\Local\Temp\Resume For a Job.exe
        "{path}"
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        • Adds Run entry to start application
        • Suspicious use of SetWindowsHookEx
        PID:3732

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3732-2-0x0000000000400000-0x0000000000452000-memory.dmp