Analysis

  • max time kernel
    153s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2022 03:20

General

  • Target

    5256019b098df480178697506a4f5969eea127e2593e159ea16bb60ea94f0ed4.exe

  • Size

    2.2MB

  • MD5

    4245f0b22b244fab8060697780e629d6

  • SHA1

    5d2bd3d930b8b44b8c0fdefc3dc01a60688d0903

  • SHA256

    5256019b098df480178697506a4f5969eea127e2593e159ea16bb60ea94f0ed4

  • SHA512

    7759e8bf77f58028bfcf847c42c205782460434f08f986e438d5320bf8826835bc2cc0091b3d058ed0dcbb8aa1cfb5dbd280530077510eb8c35e6263bc265a7d

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ]oj[0v8x%Q$av
Mutex

003127b2-d34d-480b-b297-2d081e4e81df

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:]oj[0v8x%Q$av _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _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:true _LogInterval:10 _MeltFile:false _Mutex:003127b2-d34d-480b-b297-2d081e4e81df _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:9.0.1.6 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye Keylogger - Reborn v9, Version=9.0.1.6, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

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

  • M00nd3v_Logger

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

  • M00nD3v Logger payload 1 IoCs

    Detects M00nD3v Logger payload in memory.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • 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 SetThreadContext 3 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.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5256019b098df480178697506a4f5969eea127e2593e159ea16bb60ea94f0ed4.exe
    "C:\Users\Admin\AppData\Local\Temp\5256019b098df480178697506a4f5969eea127e2593e159ea16bb60ea94f0ed4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2092
      • 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\tmpB3C4.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2268
      • 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\tmpB7DC.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:5084
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\SysWOW64\schtasks.exe" /create /tn /tr "C:\Users\Admin\RegAsm\RegAsm.exe" /sc minute /mo 1 /F
      2⤵
      • Creates scheduled task(s)
      PID:3656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB3C4.tmp

    Filesize

    4KB

    MD5

    a44410c464bc23ac615f732de976447c

    SHA1

    e13bb8bfa077dd78dda795b3c21750f217ba4d36

    SHA256

    a1a6fab77bd9c6713b610b41cb025ba806b8fd64fb80b862e1c44ab2277545a6

    SHA512

    15e8af0f65161d9ffe068f10083bb2aebfa9be89a36ca6816853f05b58dd05ea46c5abd2f306a354b6ce9eeab20f26a900c6cf3233553bacf168dcbefb79e31a

  • memory/2092-131-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/2092-136-0x0000000073860000-0x0000000073E11000-memory.dmp

    Filesize

    5.7MB

  • memory/2092-138-0x0000000073860000-0x0000000073E11000-memory.dmp

    Filesize

    5.7MB

  • memory/2268-144-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2268-140-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2268-142-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2268-143-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/5084-147-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5084-149-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5084-150-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB