Analysis

  • max time kernel
    185s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 22:53

General

  • Target

    9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce.exe

  • Size

    808KB

  • MD5

    98eaa4fa6ffe87e096252acdc047f184

  • SHA1

    40664272c9ef3c26eacfbd8ad014cdbc71530fc1

  • SHA256

    9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce

  • SHA512

    a7f4baea6a518daae6e460a44f3b53f339bb44354dd69b3dced3cca3608f4653a7742290ba3930ea5e967c49cd8254c3653ed8a6c055fb943658939506dc0287

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.1

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    biggod1234
Mutex

26b9a9b8-ebed-4ce5-bfe5-2202029dadfd

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:biggod1234 _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:26b9a9b8-ebed-4ce5-bfe5-2202029dadfd _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _SystemInfo:false _Version:10.0.0.1 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.1, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

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

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce.exe
    "C:\Users\Admin\AppData\Local\Temp\9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nNjkfGmzszbim" /XML "C:\Users\Admin\AppData\Local\Temp\tmp249F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:856
    • C:\Users\Admin\AppData\Local\Temp\9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce.exe
      "{path}"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4436
      • 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\tmp63AB.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4476
      • 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\tmp7679.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:4128

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\9024983cb75f44dfd1cb3d0c1fe9fdad3adcac8845aa1db883661f0af1fb2bce.exe.log

    Filesize

    496B

    MD5

    cb76b18ebed3a9f05a14aed43d35fba6

    SHA1

    836a4b4e351846fca08b84149cb734cb59b8c0d6

    SHA256

    8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

    SHA512

    7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

  • C:\Users\Admin\AppData\Local\Temp\tmp249F.tmp

    Filesize

    1KB

    MD5

    2d6d4ab58185bceb5ed15a39c28c3b7b

    SHA1

    d05d5938b796ffcec6b463feb2ef1bb053485d40

    SHA256

    b0ffb2b19db5f23c4f6f027a566a5928dd26c1ac882666a2fb4a0b0ac1baf435

    SHA512

    e20c03615db5269e9889be3b897879d188322bb15a2d8a93546054bdd0bb1521a6ba87053d458dc68179f75d519bf81fb9cb0fe5e26303968218cf3314a87792

  • C:\Users\Admin\AppData\Local\Temp\tmp63AB.tmp

    Filesize

    4KB

    MD5

    a44410c464bc23ac615f732de976447c

    SHA1

    e13bb8bfa077dd78dda795b3c21750f217ba4d36

    SHA256

    a1a6fab77bd9c6713b610b41cb025ba806b8fd64fb80b862e1c44ab2277545a6

    SHA512

    15e8af0f65161d9ffe068f10083bb2aebfa9be89a36ca6816853f05b58dd05ea46c5abd2f306a354b6ce9eeab20f26a900c6cf3233553bacf168dcbefb79e31a

  • memory/856-131-0x0000000000000000-mapping.dmp

  • memory/1412-130-0x0000000075540000-0x0000000075AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-146-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4128-144-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4128-143-0x0000000000000000-mapping.dmp

  • memory/4128-147-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4436-136-0x0000000075540000-0x0000000075AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/4436-133-0x0000000000000000-mapping.dmp

  • memory/4436-134-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/4476-138-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4476-137-0x0000000000000000-mapping.dmp

  • memory/4476-140-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4476-141-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB