Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    30/06/2020, 06:06

General

  • Target
    8r9tVWwqo5U1Myj.exe
  • Size 774KB
  • Sample200630-kb7ynf4sts
  • SHA256 f98bb09a67afe83ca7b041488f460d2a8b96224d77f21117d5b0076e04706dd4
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • hawkeye_reborn

Version
  • 10.1.0.0

Credentials
  • Protocol

    smtp

  • Host

    mail.prismindia.in

  • Port

    587

  • Password

    Stencil1@

Mutex
  • 236e7cc8-2338-48a0-99ee-d911950fa78d

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:Stencil1@ _EmailPort:587 _EmailSSL:false _EmailServer:mail.prismindia.in _EmailUsername:[email protected] _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:false _LogInterval:10080 _MeltFile:false _Mutex:236e7cc8-2338-48a0-99ee-d911950fa78d _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.1.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye Keylogger - RebornX, Version=10.1.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • M00nD3v Logger Payload 1 IoCs

    Detects M00nD3v Logger payload in memory.

  • Uses the VBS compiler for execution 1 TTPs
  • M00nd3v_Logger

    M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • Suspicious use of WriteProcessMemory 29 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8r9tVWwqo5U1Myj.exe
    "C:\Users\Admin\AppData\Local\Temp\8r9tVWwqo5U1Myj.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\8r9tVWwqo5U1Myj.exe
      "{path}"
      2⤵
        PID:3832
      • C:\Users\Admin\AppData\Local\Temp\8r9tVWwqo5U1Myj.exe
        "{path}"
        2⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetThreadContext
        PID:3368
        • 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\tmpBE3A.tmp"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3480
        • 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\tmpC261.tmp"
          3⤵
            PID:3996

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/3368-0-0x0000000000400000-0x00000000004AA000-memory.dmp

            memory/3480-3-0x0000000000400000-0x0000000000477000-memory.dmp

            memory/3480-5-0x0000000000400000-0x0000000000477000-memory.dmp

            memory/3996-7-0x0000000000400000-0x0000000000455000-memory.dmp

            memory/3996-9-0x0000000000400000-0x0000000000455000-memory.dmp