Analysis

  • max time kernel
    188s
  • max time network
    184s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 08:54

General

  • Target

    9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002.exe

  • Size

    724KB

  • MD5

    c441ef901eadcceecfb49e4265282cec

  • SHA1

    73a518b2629ad4b4ed769d3afd9266ab3a7c567a

  • SHA256

    9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002

  • SHA512

    c10c2fdc0d23a984b79f757af210e9909f02b956347d9a40f0dce7bc0a870609caef782a64f5d6420da697c12f44c2346428ebe062a11160c90e184d5923e782

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GGASDXZAFCVB65
Mutex

88eade96-2d40-4bd1-9dd9-dfad4c4f089b

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:GGASDXZAFCVB65 _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:88eade96-2d40-4bd1-9dd9-dfad4c4f089b _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _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

  • HawkEye Reborn

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

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002.exe
    "C:\Users\Admin\AppData\Local\Temp\9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RfiOHzeDZGHX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp273A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4668
    • C:\Users\Admin\AppData\Local\Temp\9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002.exe
      "C:\Users\Admin\AppData\Local\Temp\9bb6aba0ebc1593ed13ff5e00907397ac508944f95232e17e5afa194ee4c6002.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3928
      • 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\tmpF99D.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2188
      • 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\tmp67F.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:4308

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp273A.tmp

    Filesize

    1KB

    MD5

    accacac5a5bb96778b762f0f10f5043d

    SHA1

    a23dc252b25e6bbf2520aa105f6e0aeb3bc463dc

    SHA256

    2d79b1a1f5c2f3e520f6bb7ff1a3c1e78b4a0ecd96cd604b8cef378634ff9e04

    SHA512

    bdb502a498908d0ddd4348160fde190b5ee3610f3f8e45282a8f92625f28b80775e5f08b3b76054c2da20d1d9d7f23d01040fdf37094bfddc0b805e4a9a729da

  • C:\Users\Admin\AppData\Local\Temp\tmpF99D.tmp

    Filesize

    4KB

    MD5

    8376e754a86cd9a9461b4a4ae2486b11

    SHA1

    d0e566622882fde386f482f1dcee15b2c7fa5d3a

    SHA256

    c02f630d99769ab6a71fec1ee712a8c6a97742e5469b4e4157d5ca716e09e62c

    SHA512

    a1caf85a93499f37d7451bf9b3ef01cbf833e9371585257c009a5de183d072d46a0b8124a8816e0bd94025a5129ad6fb15738f12a865485a3aff07343a14ec6a

  • memory/2188-144-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2188-143-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2188-142-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2188-140-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3928-138-0x0000000074690000-0x0000000074C41000-memory.dmp

    Filesize

    5.7MB

  • memory/3928-137-0x0000000074690000-0x0000000074C41000-memory.dmp

    Filesize

    5.7MB

  • memory/3928-135-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/4148-136-0x0000000074690000-0x0000000074C41000-memory.dmp

    Filesize

    5.7MB

  • memory/4148-130-0x0000000074690000-0x0000000074C41000-memory.dmp

    Filesize

    5.7MB

  • memory/4148-131-0x0000000074690000-0x0000000074C41000-memory.dmp

    Filesize

    5.7MB

  • memory/4308-147-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4308-149-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/4308-150-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB