Analysis

  • max time kernel
    155s
  • max time network
    169s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 13:19

General

  • Target

    5a309fcd09092bd21ea6215b470d439d9c2aaf875f70553aa627f4b5b41b3e38.exe

  • Size

    585KB

  • MD5

    46b33a01ddc74f6ed96a3793744eedfd

  • SHA1

    654f6e185b5ab4a0a98c36d8b24d7f6399c8a61a

  • SHA256

    5a309fcd09092bd21ea6215b470d439d9c2aaf875f70553aa627f4b5b41b3e38

  • SHA512

    6635af0047324d7fdc018eb42339dd75b165daeb5ebd468b5fa27ec877b23ee05bd7f540790af2053822d62784cfe6cc5f12b87d0d738289225f4f2d5c903673

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.1

Credentials

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

339256bf-056c-4219-93b7-6130c14205e6

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:WHYworry??# _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:10 _MeltFile:false _Mutex:339256bf-056c-4219-93b7-6130c14205e6 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _SystemInfo:false _Version:10.0.0.1 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.1, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

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

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 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 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a309fcd09092bd21ea6215b470d439d9c2aaf875f70553aa627f4b5b41b3e38.exe
    "C:\Users\Admin\AppData\Local\Temp\5a309fcd09092bd21ea6215b470d439d9c2aaf875f70553aa627f4b5b41b3e38.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mscpoCLjfkG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF5C4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:768
    • C:\Users\Admin\AppData\Local\Temp\5a309fcd09092bd21ea6215b470d439d9c2aaf875f70553aa627f4b5b41b3e38.exe
      "{path}"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:920
      • 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\tmp4588.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:276
      • 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\tmp3795.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4588.tmp

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Local\Temp\tmpF5C4.tmp

    MD5

    970989b6b78c634da1560069aa3ba31e

    SHA1

    107f5bbf6c48df9961ebf9a6b38bdbbb78f318a3

    SHA256

    3b58ee9f49ac5592bf6daa6eb2871b6ae20f8024279ae1e30834d49882a7ddfe

    SHA512

    b04f483c8d3f2b94c3c696dfab45c35cb4ea573a7fed9921958e8f2679a0b4ad946639ae478f43ebe592353c8fa8834c271b1792d6563b693baeb60373512bb9

  • memory/276-72-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-75-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-68-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-71-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-70-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/276-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/528-57-0x00000000747D2000-0x00000000747D4000-memory.dmp

    Filesize

    8KB

  • memory/528-56-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/528-55-0x00000000747D1000-0x00000000747D2000-memory.dmp

    Filesize

    4KB

  • memory/528-54-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB

  • memory/920-61-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/920-59-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/920-65-0x00000000747D1000-0x00000000747D2000-memory.dmp

    Filesize

    4KB

  • memory/920-66-0x00000000006B0000-0x00000000006B1000-memory.dmp

    Filesize

    4KB

  • memory/920-63-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/920-62-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/920-60-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/920-67-0x00000000747D2000-0x00000000747D4000-memory.dmp

    Filesize

    8KB

  • memory/1016-79-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-80-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-81-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-78-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-77-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-82-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1016-84-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB