Analysis

  • max time kernel
    153s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 02:43

General

  • Target

    a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae.exe

  • Size

    709KB

  • MD5

    4aee41fcf1ad6477fcc94de85b46494c

  • SHA1

    67700ad71f58cdd989e6dfe9d93211c3b5013674

  • SHA256

    a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae

  • SHA512

    c9b6fedef5397a81a9084d2d85f2783a77699e2824191e9aca90d13f3fed3f1d15bec1b9ffa7a474f074d9e90f1566af66b1288ad7792f715c97a1fb883e638a

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    sunil.jadhav@biilt.me
  • Password:
    qwerty123456
Mutex

f7da796f-56a8-438f-9eea-edc320cf5c4e

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:qwerty123456 _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _EmailUsername:sunil.jadhav@biilt.me _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:f7da796f-56a8-438f-9eea-edc320cf5c4e _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 WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 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 use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae.exe
    "C:\Users\Admin\AppData\Local\Temp\a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JzUsdBx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp61A1.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1084
    • C:\Users\Admin\AppData\Local\Temp\a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae.exe
      "C:\Users\Admin\AppData\Local\Temp\a21e896e82b83828c294fbf8fdc1258a375fd935a50ab9c204c12c7f81f2feae.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1380
      • 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\tmp89CA.tmp"
        3⤵
          PID:672

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp61A1.tmp
      Filesize

      1KB

      MD5

      fa368e2205a79e80d2955206bc16778a

      SHA1

      a6ddb712e8f7f466dc05f6e15c395aeacfc27eb0

      SHA256

      155d24f469d5f86a87438d3221467c5767ab493d0bc1ac5a16fb19d1fa3da5cf

      SHA512

      ecd8bd61b7da7ce8eaa85a10f0234bebd2ec9bb70374978a3b9c74f98e0db13fee9faeffc5c2412629d32002edd3c6f96c431c14bf78e7ce6db5cae9d7fff4af

    • memory/672-74-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-88-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-87-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-84-0x0000000000444D30-mapping.dmp
    • memory/672-83-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-81-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-79-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-77-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/672-75-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/1084-57-0x0000000000000000-mapping.dmp
    • memory/1380-60-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-64-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-70-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-72-0x00000000738B0000-0x0000000073E5B000-memory.dmp
      Filesize

      5.7MB

    • memory/1380-73-0x00000000738B0000-0x0000000073E5B000-memory.dmp
      Filesize

      5.7MB

    • memory/1380-59-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-65-0x000000000048B2BE-mapping.dmp
    • memory/1380-68-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-63-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1380-62-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1876-54-0x0000000075371000-0x0000000075373000-memory.dmp
      Filesize

      8KB

    • memory/1876-67-0x0000000073E60000-0x000000007440B000-memory.dmp
      Filesize

      5.7MB

    • memory/1876-56-0x0000000073E60000-0x000000007440B000-memory.dmp
      Filesize

      5.7MB

    • memory/1876-55-0x0000000073E60000-0x000000007440B000-memory.dmp
      Filesize

      5.7MB