Analysis

  • max time kernel
    140s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    26-03-2022 23:34

General

  • Target

    98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254.exe

  • Size

    869KB

  • MD5

    dedea5fd70fa74bee1b3d0a9f06b44a1

  • SHA1

    ea3c07797a8f9e8253f81cb535891db58514965d

  • SHA256

    98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254

  • SHA512

    070020f61713669901721049faed7605ec51f5410926f173c5732805acfba9c2d2c8a4c18f68a4cb4a09af88ada8b1f16fb78792df97a19b327b59e6c2cab4fd

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.bestbirdss.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Cfv)Prr8
Mutex

dc1aa356-573e-4e3b-ad69-c046a924da8c

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:Cfv)Prr8 _EmailPort:587 _EmailSSL:false _EmailServer:smtp.bestbirdss.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:30 _MeltFile:false _Mutex:dc1aa356-573e-4e3b-ad69-c046a924da8c _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.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254.exe
    "C:\Users\Admin\AppData\Local\Temp\98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254.exe" "C:\Users\Admin\AppData\Local\655.exe"
      2⤵
        PID:3284
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\655.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1552
        • C:\Users\Admin\AppData\Local\655.exe
          "C:\Users\Admin\AppData\Local\655.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1880
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:3116

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\655.exe

      Filesize

      869KB

      MD5

      dedea5fd70fa74bee1b3d0a9f06b44a1

      SHA1

      ea3c07797a8f9e8253f81cb535891db58514965d

      SHA256

      98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254

      SHA512

      070020f61713669901721049faed7605ec51f5410926f173c5732805acfba9c2d2c8a4c18f68a4cb4a09af88ada8b1f16fb78792df97a19b327b59e6c2cab4fd

    • C:\Users\Admin\AppData\Local\655.exe

      Filesize

      869KB

      MD5

      dedea5fd70fa74bee1b3d0a9f06b44a1

      SHA1

      ea3c07797a8f9e8253f81cb535891db58514965d

      SHA256

      98a8b1fe9a3d154456bb8b32ad28cf4d4b391dd1668c2c55a383db73428a3254

      SHA512

      070020f61713669901721049faed7605ec51f5410926f173c5732805acfba9c2d2c8a4c18f68a4cb4a09af88ada8b1f16fb78792df97a19b327b59e6c2cab4fd

    • memory/1268-131-0x00000000058D0000-0x0000000005E74000-memory.dmp

      Filesize

      5.6MB

    • memory/1268-132-0x00000000053E0000-0x0000000005472000-memory.dmp

      Filesize

      584KB

    • memory/1268-130-0x0000000000890000-0x0000000000970000-memory.dmp

      Filesize

      896KB

    • memory/1552-134-0x0000000000000000-mapping.dmp

    • memory/1880-138-0x0000000006BE0000-0x0000000006C7C000-memory.dmp

      Filesize

      624KB

    • memory/1880-135-0x0000000000000000-mapping.dmp

    • memory/3116-139-0x0000000000000000-mapping.dmp

    • memory/3116-140-0x0000000000400000-0x0000000000490000-memory.dmp

      Filesize

      576KB

    • memory/3116-141-0x00000000057F0000-0x0000000005856000-memory.dmp

      Filesize

      408KB

    • memory/3116-142-0x0000000006540000-0x000000000654A000-memory.dmp

      Filesize

      40KB

    • memory/3284-133-0x0000000000000000-mapping.dmp