Analysis

  • max time kernel
    210s
  • max time network
    196s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 19:18

General

  • Target

    a55c42d0a26779f590536012e11806639c58d901a3d7aab545a371b9bc84ba9e.exe

  • Size

    2.0MB

  • MD5

    f2ee37eab3cd4e3ec20f186474058808

  • SHA1

    60ab1cd407174c95e5a72183a7d707b6cd6ebccf

  • SHA256

    a55c42d0a26779f590536012e11806639c58d901a3d7aab545a371b9bc84ba9e

  • SHA512

    f378b81dfc8a85a4c6f106a56bfe950e377d836086f8c0c2ed13db32f8c3b422da5b22ed8f7b1e1d37725ebf8e1e8f8ee1dfe16628243c274a8895e455a52d86

  • SSDEEP

    24576:EAHnh+eWsN3skA4RV1Hom2KXMmHa+dp1NE0x3IE9Gs3Twbda54nDEVGaqi1L5:Th+ZkldoPK8Yacn

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    $xP.KtUr1fc1]
Mutex

ee71f51d-b2cc-4836-9d78-8192533d9d31

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:$xP.KtUr1fc1] _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:ee71f51d-b2cc-4836-9d78-8192533d9d31 _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
  • 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 12 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a55c42d0a26779f590536012e11806639c58d901a3d7aab545a371b9bc84ba9e.exe
    "C:\Users\Admin\AppData\Local\Temp\a55c42d0a26779f590536012e11806639c58d901a3d7aab545a371b9bc84ba9e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2760
    • 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 use of WriteProcessMemory
      PID:3776
      • 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\tmp77FA.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2572
      • 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\tmp9FD6.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:4336
    • 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:4160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp77FA.tmp

    Filesize

    4KB

    MD5

    8937ec50df53642622ba77b9b2dfe88f

    SHA1

    76e19a0efe5cf6eac0a3bbb81f4a3f12d46d095d

    SHA256

    e35d3c41759c879026d522ee9c6d5e8afb7ec045856d456d50170306c321f363

    SHA512

    6aedc7c3c8b5b883f0f944fc8da54d4c0ae85afc8278765c229f4efa28776cba4b37c80bfa7035f358a251c5ef816c0bde805ce70e18052ee291f5d27e07153c

  • memory/2572-146-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2572-145-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2572-144-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2572-142-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/3776-140-0x0000000073760000-0x0000000073D11000-memory.dmp

    Filesize

    5.7MB

  • memory/3776-139-0x0000000073760000-0x0000000073D11000-memory.dmp

    Filesize

    5.7MB

  • memory/3776-133-0x0000000000760000-0x00000000007F0000-memory.dmp

    Filesize

    576KB

  • memory/4336-149-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4336-151-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4336-152-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB