Analysis

  • max time kernel
    187s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 07:12

General

  • Target

    b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe

  • Size

    494KB

  • MD5

    552c4ca73a5a5ad104651f99a0486061

  • SHA1

    6e7d2d31adba4130f630f02e162c16172a9b33c5

  • SHA256

    b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3

  • SHA512

    01c0522d8dcf7b7d1d4adea9ce3ea8afc489815436e5d31192abe691ea581a29944266e378380ea8f3a27c1a6c132b8e44d87f34500976edc012a726b5a6c18b

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.thecencoa.com
  • Port:
    587
  • Username:
    amani@thecencoa.com
  • Password:
    1FE],nt0RnrJFV]q@p
Mutex

b309f5e6-ddc0-4879-8d0c-bf32ec076951

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:1FE],nt0RnrJFV]q@p _EmailPort:587 _EmailSSL:true _EmailServer:mail.thecencoa.com _EmailUsername:amani@thecencoa.com _ExecutionDelay:20 _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:20 _MeltFile:false _Mutex:b309f5e6-ddc0-4879-8d0c-bf32ec076951 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _SystemInfo:true _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.

  • Modifies WinLogon for persistence 2 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe
    "C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe
      "C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe"
      2⤵
        PID:4796
      • C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe
        "C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe"
        2⤵
          PID:2600
        • C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe
          "C:\Users\Admin\AppData\Local\Temp\b7dcef4382414c6e6f7a7ff17e3da86493f93dd12e9dd906128f5781e03803a3.exe"
          2⤵
            PID:4736

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Persistence

        Winlogon Helper DLL

        1
        T1004

        Defense Evasion

        Modify Registry

        1
        T1112

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2600-132-0x0000000000000000-mapping.dmp
        • memory/4516-130-0x0000000074A60000-0x0000000075011000-memory.dmp
          Filesize

          5.7MB

        • memory/4516-136-0x0000000074A60000-0x0000000075011000-memory.dmp
          Filesize

          5.7MB

        • memory/4736-131-0x0000000000000000-mapping.dmp
        • memory/4796-134-0x0000000000400000-0x0000000000490000-memory.dmp
          Filesize

          576KB

        • memory/4796-133-0x0000000000000000-mapping.dmp
        • memory/4796-135-0x0000000074A60000-0x0000000075011000-memory.dmp
          Filesize

          5.7MB

        • memory/4796-137-0x0000000074A60000-0x0000000075011000-memory.dmp
          Filesize

          5.7MB

        • memory/4796-138-0x0000000074A60000-0x0000000075011000-memory.dmp
          Filesize

          5.7MB