Analysis

  • max time kernel
    127s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    01/07/2020, 11:07

General

  • Target
    Product Inquiry.exe
  • Size 559KB
  • Sample200701-bwv3g4ktr2
  • SHA256 bebb69c2728586ef2c7275d822bae99ca516ba765af9bbd13e9a34cdf650f32c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.karcek.com.tr

  • Port

    587

  • Password

    Ahmet.6193

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.karcek.com.tr

  • Port

    587

  • Password

    Ahmet.6193

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Product Inquiry.exe
    "C:\Users\Admin\AppData\Local\Temp\Product Inquiry.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ieqCJazg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD42.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4060
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:4044
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Windows\SysWOW64\REG.exe
          REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer / v NoRun / t REG_DWORD / d 1 / f
          3⤵
          • Modifies registry key
          PID:64

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3044-2-0x0000000000400000-0x000000000044C000-memory.dmp