Analysis

  • max time kernel
    90s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 16:59

General

  • Target

    f9aac7446ab9f0689bcd35e2b6b5468cc7a4def1a2b428e2eb0cdb21acb566f7.exe

  • Size

    2.0MB

  • MD5

    2e540646998f718ccc76eb10fee4952d

  • SHA1

    e4914801bf5ad49097c4c9e3b53efdb6cb6459e1

  • SHA256

    f9aac7446ab9f0689bcd35e2b6b5468cc7a4def1a2b428e2eb0cdb21acb566f7

  • SHA512

    f9d02b7ec0babc81f90f8c12c8e46ac097cd037b392d32ff410f5af5d51c1a9ea1c9426ee560c4a12469a320f276a01794aa7acd9a7a77552fc3eccec76c232f

  • SSDEEP

    24576:SAHnh+eWsN3skA4RV1Hom2KXMmHauvdnewqn9ueN4MKFM3m+k9q8faZ+RaA5:Vh+ZkldoPK8Ya0R5

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    elvis123
Mutex

98e936c6-ccb1-49c2-83c6-3b34aa19df2e

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:elvis123 _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:98e936c6-ccb1-49c2-83c6-3b34aa19df2e _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\f9aac7446ab9f0689bcd35e2b6b5468cc7a4def1a2b428e2eb0cdb21acb566f7.exe
    "C:\Users\Admin\AppData\Local\Temp\f9aac7446ab9f0689bcd35e2b6b5468cc7a4def1a2b428e2eb0cdb21acb566f7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4420
    • 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:2732
      • 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\tmp1E07.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:308
      • 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\tmp2626.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:3852
    • 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:4480

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp1E07.tmp

    Filesize

    4KB

    MD5

    d06ebab8b0513f602e535079a9ebbeea

    SHA1

    d29472e6eb5a72f0353d70b97a33337b255b487e

    SHA256

    0c9e16830ccc6495def187adde2137ac07a566e1534e5714f626dcd68d28094c

    SHA512

    002df6f401950fd24d5976a47c58e9e2c58cef7d4fdec69f815fb6a00fb1e1a8963a4a7bf52056e61d6f6875edec393c466742c3031dd5f88802b45ddadca209

  • memory/308-146-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/308-145-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/308-144-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/308-142-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/308-141-0x0000000000000000-mapping.dmp

  • memory/2732-140-0x0000000073740000-0x0000000073CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-138-0x0000000073740000-0x0000000073CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-132-0x0000000000000000-mapping.dmp

  • memory/2732-133-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/3852-148-0x0000000000000000-mapping.dmp

  • memory/3852-149-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3852-151-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3852-152-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4480-139-0x0000000000000000-mapping.dmp