Analysis

  • max time kernel
    152s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 03:57

General

  • Target

    9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d.exe

  • Size

    737KB

  • MD5

    b7be4f46fd225d81ff4e4a0ddf7ee8e3

  • SHA1

    2b6a713b6e4b573995939b2f5986cdc42806c40d

  • SHA256

    9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d

  • SHA512

    8b679786ccb6a02eae74f88f386c18e2ec6972c6e0b01249ffd078a1066b6e96396078f4ff6c6cb9842df7ff388aea2bc6169156687c87b08c7f01655029d580

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    jamit@cairoways.icu
  • Password:
    breakinglimit100%
Mutex

f4e2d15b-364d-4f6d-8545-625fe0114f4c

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:breakinglimit100% _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _EmailUsername:jamit@cairoways.icu _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:f4e2d15b-364d-4f6d-8545-625fe0114f4c _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 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 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d.exe
    "C:\Users\Admin\AppData\Local\Temp\9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\snzDCaqBLYVvQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF4DB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1324
    • C:\Users\Admin\AppData\Local\Temp\9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d.exe
      "C:\Users\Admin\AppData\Local\Temp\9fb242a4adc557d4eb4f638c7815f58dd590fbd20e4132dbc358eadae42fe44d.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:316
      • 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\tmp6FE3.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1816

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\tmp6FE3.tmp
    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Local\Temp\tmpF4DB.tmp
    Filesize

    1KB

    MD5

    18478e0b95da17c7b19a89effd84fec4

    SHA1

    829c9e684fc444a8c53cefb8ee0f6d67639f28cd

    SHA256

    cd0dede0fb3b1137dfb96cd40ed037412ddfcb0bdde1f8ccec088028625d5b7c

    SHA512

    46af1a062bf9ad10540814f4baed5608f3d305f6c2f8d5a5f32b30fd600a1f5da3811887ed27ec0c8aa6708d76811a2ffcee23559cb8d7067502c37678860c35

  • memory/316-69-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-60-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-72-0x0000000073FD0000-0x000000007457B000-memory.dmp
    Filesize

    5.7MB

  • memory/316-59-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-73-0x0000000073FD0000-0x000000007457B000-memory.dmp
    Filesize

    5.7MB

  • memory/316-62-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-63-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-65-0x000000000048B2BE-mapping.dmp
  • memory/316-67-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/316-64-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1324-57-0x0000000000000000-mapping.dmp
  • memory/1816-74-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-81-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-89-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-88-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-75-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-77-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-79-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-87-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-83-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1816-84-0x0000000000444D30-mapping.dmp
  • memory/1928-56-0x0000000073FD0000-0x000000007457B000-memory.dmp
    Filesize

    5.7MB

  • memory/1928-54-0x0000000075711000-0x0000000075713000-memory.dmp
    Filesize

    8KB

  • memory/1928-70-0x0000000073FD0000-0x000000007457B000-memory.dmp
    Filesize

    5.7MB

  • memory/1928-55-0x0000000073FD0000-0x000000007457B000-memory.dmp
    Filesize

    5.7MB