Analysis

  • max time kernel
    150s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 02:48

General

  • Target

    cce25d643289f6facd576ded974bc0901c0f467d9f42faba141fa75c3bdcafeb.exe

  • Size

    742KB

  • MD5

    9c3f3f662b28812769580559b5445a91

  • SHA1

    6d98c72448001021f8df4c25583710b8ef5f3639

  • SHA256

    cce25d643289f6facd576ded974bc0901c0f467d9f42faba141fa75c3bdcafeb

  • SHA512

    22e212d85965bcd7ee5d67601e40cbbd9ad070b26a37eda84a98945aedeb2e20a7985df4b14fdede333038642d67ad99f13cb9a7c7338b666e360bf45d1b3705

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    smto901
Mutex

435ae978-19e2-4274-a784-14ed148aefea

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:smto901 _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.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:60 _MeltFile:false _Mutex:435ae978-19e2-4274-a784-14ed148aefea _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _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

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • HawkEye Reborn

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

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 5 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cce25d643289f6facd576ded974bc0901c0f467d9f42faba141fa75c3bdcafeb.exe
    "C:\Users\Admin\AppData\Local\Temp\cce25d643289f6facd576ded974bc0901c0f467d9f42faba141fa75c3bdcafeb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SvngNAtAg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA120.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2036
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:956
      • 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\tmp474E.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1796

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp474E.tmp

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Local\Temp\tmpA120.tmp

    Filesize

    1KB

    MD5

    7a984c802c4a09e16be7631634272853

    SHA1

    bc8229fc5012fa8f9231d66a047a313c47c5dbf5

    SHA256

    67b25d3b5766bbea7eb13f36bce927e5f9ac058afbd976a97e1da81aac797e01

    SHA512

    bb9791c879799516ccbf7dead2358c3308da38a7f7f1a958a9048bfe05d5ce718e47080178965f26175ebb4d979ff613e1e280a8a7c43ffdc361cebf2a777ccb

  • memory/956-72-0x0000000000380000-0x00000000003F6000-memory.dmp

    Filesize

    472KB

  • memory/956-74-0x0000000004AF5000-0x0000000004B06000-memory.dmp

    Filesize

    68KB

  • memory/956-61-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-62-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-64-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-65-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-71-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-69-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/956-67-0x000000000048B2BE-mapping.dmp

  • memory/956-66-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/1796-85-0x0000000000444D30-mapping.dmp

  • memory/1796-80-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-89-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-75-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-82-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-88-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-84-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1812-54-0x0000000001180000-0x0000000001240000-memory.dmp

    Filesize

    768KB

  • memory/1812-60-0x0000000000C60000-0x0000000000C6A000-memory.dmp

    Filesize

    40KB

  • memory/1812-56-0x0000000000490000-0x0000000000498000-memory.dmp

    Filesize

    32KB

  • memory/1812-57-0x00000000053D0000-0x000000000546A000-memory.dmp

    Filesize

    616KB

  • memory/1812-55-0x00000000755C1000-0x00000000755C3000-memory.dmp

    Filesize

    8KB

  • memory/2036-58-0x0000000000000000-mapping.dmp