Overview

overview

10

Static

static

9

PURCHASE O...if.exe

windows7_x64

10

PURCHASE O...if.exe

windows10_x64

10

Analysis

  • max time kernel
    87s
  • max time network
    107s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:55

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General

  • Target
    PURCHASE ORDER AND SPECIFICATIONS...scanned...pif.exe
  • Size 429KB
  • Sample201109-cp874mgx2e
  • SHA256 5a07f2f6d957bef6de06f48eb20ce3ac1cbaaf4ea0ec748e95d14f9bbf5d7e28
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Credentials
  • Protocol

    smtp
  • Host

    smtp.yandex.com
  • Port

    587
  • Username

    [email protected]
  • Password

    Chinedu2@

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.yandex.com
  • Port

    587
  • Username

    [email protected]
  • Password

    Chinedu2@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • 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
  • 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.

    persistence
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER AND SPECIFICATIONS...scanned...pif.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER AND SPECIFICATIONS...scanned...pif.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zQfybhG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD97D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2784
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER AND SPECIFICATIONS...scanned...pif.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3500
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:2172

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3500-2-0x0000000000400000-0x0000000000452000-memory.dmp
          Download