Analysis

  • max time kernel
    147s
  • max time network
    10s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-05-2021 19:31

General

  • Target

    36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a.exe

  • Size

    975KB

  • MD5

    9cd7c0c44726aa6fe46c7064fd125ac9

  • SHA1

    9e5039c0cf2094c472a653fd693af0efa4a8d6c3

  • SHA256

    36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a

  • SHA512

    d3e5613d61a87744151af007e2c71fb164f39c71a3e935b99f1c3b7c5d69fa81afec5ceee2f714c5f76bf4923b70af9ab3758676d085e273924b57fcc715ec81

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mafud.company
  • Port:
    26
  • Username:
    moss@mafud.company
  • Password:
    wGackK(leLSb
Mutex

c8e69676-68a7-4f9b-8a43-f65caa0ee121

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:wGackK(leLSb _EmailPort:26 _EmailSSL:false _EmailServer:mail.mafud.company _EmailUsername:moss@mafud.company _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:280 _MeltFile:false _Mutex:c8e69676-68a7-4f9b-8a43-f65caa0ee121 _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 4 IoCs

    Detects M00nD3v Logger payload in memory.

  • 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
  • Deletes itself 1 IoCs
  • Drops startup file 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 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 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a.exe
    "C:\Users\Admin\AppData\Local\Temp\36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1420
    • 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:1972
      • 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\tmp33AE.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:984
      • 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\tmp3812.tmp"
        3⤵
          PID:1804
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a.exe"
        2⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:1540
        • C:\Windows\SysWOW64\timeout.exe
          TimeOut 1
          3⤵
          • Delays execution with timeout.exe
          PID:1780

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp33AE.tmp
      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/984-78-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/984-74-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/984-75-0x000000000044472E-mapping.dmp
    • memory/1420-60-0x0000000074FB1000-0x0000000074FB3000-memory.dmp
      Filesize

      8KB

    • memory/1420-72-0x00000000002D0000-0x00000000002D1000-memory.dmp
      Filesize

      4KB

    • memory/1540-70-0x0000000000000000-mapping.dmp
    • memory/1780-71-0x0000000000000000-mapping.dmp
    • memory/1804-83-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1804-81-0x000000000041211A-mapping.dmp
    • memory/1804-80-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1972-66-0x000000000048B2FE-mapping.dmp
    • memory/1972-77-0x0000000000391000-0x0000000000392000-memory.dmp
      Filesize

      4KB

    • memory/1972-73-0x0000000000390000-0x0000000000391000-memory.dmp
      Filesize

      4KB

    • memory/1972-67-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1972-68-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1972-61-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1972-84-0x0000000000396000-0x00000000003A7000-memory.dmp
      Filesize

      68KB