Analysis

  • max time kernel
    150s
  • max time network
    106s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    13-11-2020 15:58

General

  • Target

    c5845be19adb4e49adb11f5c276835d1f2d11c2d277da2dc265968bb6edb4c2d.exe

  • Size

    2.0MB

  • MD5

    fa57dc741da34070842686470741f1bf

  • SHA1

    54a12723e5c4f22d841b7cb52452c0c09957afa5

  • SHA256

    c5845be19adb4e49adb11f5c276835d1f2d11c2d277da2dc265968bb6edb4c2d

  • SHA512

    3ed6a7c480c84a702f0d8f4a43d3c87dd94bd385d9acee93d9783bd83a5c06bbb2b9c54b43967de7eb4fa5faa1e41f4b5d93b9a93f579889d13c525f3fc93fbc

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    oscarfranklim@keithwilliamgroup.com
  • Password:
    %qzsC!z[HUgfT
Mutex

83cb08ac-6eee-4b33-820f-2299165e27c5

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:%qzsC!z[HUgfT _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _EmailUsername:oscarfranklim@keithwilliamgroup.com _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:60 _MeltFile:false _Mutex:83cb08ac-6eee-4b33-820f-2299165e27c5 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.0.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

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

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • 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
  • Suspicious behavior: EnumeratesProcesses 8956 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5845be19adb4e49adb11f5c276835d1f2d11c2d277da2dc265968bb6edb4c2d.exe
    "C:\Users\Admin\AppData\Local\Temp\c5845be19adb4e49adb11f5c276835d1f2d11c2d277da2dc265968bb6edb4c2d.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1160
    • 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 AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1256
      • 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\tmpE3BE.tmp"
        3⤵
          PID:1428
        • 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\tmpE805.tmp"
          3⤵
            PID:908

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scripting

      1
      T1064

      Defense Evasion

      Scripting

      1
      T1064

      Credential Access

      Credentials in Files

      1
      T1081

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpE3BE.tmp
        MD5

        1e69b6d630e694119f4f8c448a430b60

        SHA1

        b118feca7d85ec706b54279a1dafc71673fe6e54

        SHA256

        2f7eedbe9e3b0a3aa08df4fa2dc27de189484a8da8925cc6056513d744b7c00e

        SHA512

        19924161f75cbbcf7bdf122f3aecb43d813186a6693413ccc15bb2945d48401c8f058edf034cc641cedc97ae5e328d88fabfab1b5f324014b83671b3ebd78822

      • memory/908-9660-0x0000000000400000-0x000000000041C000-memory.dmp
        Filesize

        112KB

      • memory/908-9662-0x000000000041211A-mapping.dmp
      • memory/908-9664-0x0000000000400000-0x000000000041C000-memory.dmp
        Filesize

        112KB

      • memory/1256-1-0x000000000048B2BE-mapping.dmp
      • memory/1256-0-0x0000000000400000-0x0000000000490000-memory.dmp
        Filesize

        576KB

      • memory/1428-9102-0x0000000000400000-0x000000000045C000-memory.dmp
        Filesize

        368KB

      • memory/1428-9103-0x0000000000444D30-mapping.dmp
      • memory/1428-9107-0x0000000000400000-0x000000000045C000-memory.dmp
        Filesize

        368KB