Overview

overview

10

Static

static

OFFICIAL W...ER.exe

windows7_x64

10

OFFICIAL W...ER.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    24/06/2020, 13:37

Sharing

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General

  • Target
    OFFICIAL WINNING NOTIFICATION LETTER.exe
  • Size 886KB
  • Sample200624-jb7cfdvx8e
  • SHA256 0edc6218dec611e4dd00d3251ba2b3361d512f09dde595a8489639b9aa250ec9
  • MD5 SHA1 SHA512
Score
10/10
keyloggertrojanstealerspywarehawkeyepersistence

Malware Config

Extracted

Credentials
  • Protocol

    smtp
  • Host

    smtp.na-superhrd.com
  • Port

    587
  • Username

    [email protected]
  • Password

    Control84@

Signatures

  • Looks up external IP address via web service 2 IoCs

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

  • HawkEye

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

    keyloggertrojanstealerspywarehawkeye
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run entry to start application 2 TTPs 1 IoCs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OFFICIAL WINNING NOTIFICATION LETTER.exe
    "C:\Users\Admin\AppData\Local\Temp\OFFICIAL WINNING NOTIFICATION LETTER.exe"
    1⤵
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3832
    • C:\Users\Admin\AppData\Local\Temp\OFFICIAL WINNING NOTIFICATION LETTER.exe
      "C:\Users\Admin\AppData\Local\Temp\OFFICIAL WINNING NOTIFICATION LETTER.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Adds Run entry to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3916
      • 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:752
        • 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⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3140

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/752-6-0x0000000000400000-0x000000000041B000-memory.dmp
          Download

          memory/752-8-0x0000000000400000-0x000000000041B000-memory.dmp
          Download

          memory/3140-9-0x0000000000400000-0x0000000000458000-memory.dmp
          Download

          memory/3140-11-0x0000000000400000-0x0000000000458000-memory.dmp
          Download

          memory/3916-5-0x0000000000692000-0x0000000000693000-memory.dmp
          Download

          memory/3916-4-0x0000000002350000-0x00000000023D8000-memory.dmp
          Download

          memory/3916-3-0x0000000000400000-0x000000000051D000-memory.dmp
          Download

          memory/3916-2-0x0000000000400000-0x000000000051D000-memory.dmp
          Download

          memory/3916-0-0x0000000000400000-0x000000000051D000-memory.dmp
          Download