Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 14:59

General

  • Target
    P.Order RFQ Pdf.exe
  • Size 809KB
  • Sample201020-399ffmmbas
  • SHA256 dffa4b4cf6fc7f869229acf3c1f5b1cce1f9b29913f1cc19ae47a4aeff580c49
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    webmail.essentialhc.com.pk

  • Port

    587

  • Password

    abdulessential

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 552 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P.Order RFQ Pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\P.Order RFQ Pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3712
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XjwiBYTFsaBi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp94AF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3956
    • C:\Users\Admin\AppData\Local\Temp\P.Order RFQ Pdf.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3972
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
          PID:2896
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
          3⤵
            PID:776

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/776-30-0x0000000000400000-0x0000000000458000-memory.dmp

            memory/776-28-0x0000000000400000-0x0000000000458000-memory.dmp

            memory/2896-26-0x0000000000400000-0x000000000041B000-memory.dmp

            memory/2896-24-0x0000000000400000-0x000000000041B000-memory.dmp

            memory/3712-0-0x0000000073FA0000-0x000000007468E000-memory.dmp

            memory/3712-7-0x0000000004FA0000-0x0000000004FB6000-memory.dmp

            memory/3712-1-0x0000000000290000-0x0000000000291000-memory.dmp

            memory/3712-8-0x0000000007120000-0x00000000071D0000-memory.dmp

            memory/3712-6-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

            memory/3712-3-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

            memory/3712-4-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

            memory/3712-5-0x0000000004D10000-0x0000000004D11000-memory.dmp

            memory/3972-23-0x00000000083A0000-0x00000000083A2000-memory.dmp

            memory/3972-22-0x0000000008090000-0x0000000008091000-memory.dmp

            memory/3972-21-0x00000000056C0000-0x00000000056C1000-memory.dmp

            memory/3972-14-0x0000000073FA0000-0x000000007468E000-memory.dmp

            memory/3972-11-0x0000000000400000-0x0000000000488000-memory.dmp