Analysis

  • max time kernel
    86s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • 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 2 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
  • 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 14 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 29 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:1456
    • 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:1228
      • 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\tmpE94C.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1644
      • 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\tmpF19A.tmp"
        3⤵
          PID:1640
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\36daa24164e884cfbbb221fb20d83300e81224f09b6481cf837f1947fb68732a.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1220
        • C:\Windows\SysWOW64\timeout.exe
          TimeOut 1
          3⤵
          • Delays execution with timeout.exe
          PID:2180

    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\tmpE94C.tmp
      MD5

      97df504bfd2bd5a506e650b791508181

      SHA1

      fcbe623c69e21332ba3b657fb8e08f1a3136479d

      SHA256

      cac37437a8df8dec72c830a034dec8962357a5e41545c8cdd3e3529f3007fb6b

      SHA512

      63d93900a51ccdf51215c57527af84c0f79ffa82f1463c851e6d765f91c1a4be624190b335e46debc8a1c63bc06dec885207c92e4d44a815fdf0d42f8dd6fd81

    • memory/1220-122-0x0000000000000000-mapping.dmp
    • memory/1228-126-0x0000000000B71000-0x0000000000B72000-memory.dmp
      Filesize

      4KB

    • memory/1228-121-0x0000000000B70000-0x0000000000B71000-memory.dmp
      Filesize

      4KB

    • memory/1228-114-0x0000000000800000-0x0000000000890000-memory.dmp
      Filesize

      576KB

    • memory/1228-119-0x000000000088B2FE-mapping.dmp
    • memory/1228-132-0x0000000000B74000-0x0000000000B76000-memory.dmp
      Filesize

      8KB

    • memory/1456-120-0x00000000010C0000-0x00000000010C1000-memory.dmp
      Filesize

      4KB

    • memory/1640-129-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1640-130-0x000000000041211A-mapping.dmp
    • memory/1640-131-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1644-125-0x000000000044472E-mapping.dmp
    • memory/1644-124-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/1644-127-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/2180-123-0x0000000000000000-mapping.dmp