Analysis

  • max time kernel
    142s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    24-06-2020 13:36

General

  • Target

    INV003889.exe

  • Size

    808KB

  • MD5

    9887ee32e22fb96c93bad425744f93be

  • SHA1

    8e900774103935246250507877d9b39f8445fdba

  • SHA256

    85534754bd3a7cda7234040ba7f0a4440fe85c198e28286ef22fbeb97b3de14b

  • SHA512

    0c7eb5e487fc6354d061375e310ca5c3acb793a3424599cc4ffcb0aa653988d4e85f7d77b65d6a1d50a25c9dcf7315501643f3cda3524f958817835c598e2351

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.1.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bnfurniture.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    BNF!vloc.146
Mutex

e8d9ca92-733e-4f3e-93ae-f2671efb738d

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:BNF!vloc.146 _EmailPort:587 _EmailSSL:false _EmailServer:mail.bnfurniture.net _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:false _LogInterval:10080 _MeltFile:false _Mutex:e8d9ca92-733e-4f3e-93ae-f2671efb738d _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.1.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye Keylogger - RebornX, Version=10.1.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of WriteProcessMemory 18 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • M00nD3v Logger Payload 3 IoCs

    Detects M00nD3v Logger payload in memory.

  • Uses the VBS compiler for execution 1 TTPs
  • M00nd3v_Logger

    M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

  • HawkEye Reborn

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

  • Suspicious behavior: MapViewOfSection 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV003889.exe
    "C:\Users\Admin\AppData\Local\Temp\INV003889.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    PID:1520
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      PID:1060
      • 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\tmp254B.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp254B.tmp

  • memory/528-9-0x0000000000400000-0x0000000000477000-memory.dmp

    Filesize

    476KB

  • memory/528-10-0x0000000000447D8A-mapping.dmp

  • memory/528-11-0x0000000000400000-0x0000000000477000-memory.dmp

    Filesize

    476KB

  • memory/1060-1-0x00000000004A557E-mapping.dmp

  • memory/1060-0-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1060-2-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1060-3-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1060-4-0x00000000006D0000-0x00000000006E1000-memory.dmp

    Filesize

    68KB