Analysis

  • max time kernel
    153s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-06-2022 11:49

General

  • Target

    20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe

  • Size

    851KB

  • MD5

    163a1119b9d3d5a129550b6be32c7001

  • SHA1

    28474f91b0380276891707f702715a399e9c2acc

  • SHA256

    20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb

  • SHA512

    bc0c57ac5010b4917abb44889881c61d1ab9185702737a9705739566558f676c5338e5da9111956e5abb9c0dbf0cd59309f1bfb2c627186ed149eb4d8b64e4c7

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    araf@crowncontainerbd.icu
  • Password:
    [gz6.T*7xLDGn
Mutex

cc20dc46-2330-40a9-b417-86feb0be1725

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:[gz6.T*7xLDGn _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _EmailUsername:araf@crowncontainerbd.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:cc20dc46-2330-40a9-b417-86feb0be1725 _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\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe
    "C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\COcVblveTOy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp533F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:556
    • C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe
      "C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1976
      • 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\tmpB74F.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1104

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\tmp533F.tmp
    Filesize

    1KB

    MD5

    e9a70cd9b685d9374a93aeb385b9043c

    SHA1

    1d0a97accdbd4ee68c2ce819c6cf1fc5a2fc5c77

    SHA256

    2682792642e2606c7ea26efec33649faa41dd448af78312cb3540f10572a4094

    SHA512

    9da1fd3a418b5ab7830578761524957898263ff4b830d465efabab9299aab38b62cb4845bdd198e674e56cd3248ebe29071ea0b8ce5612942cc1068154ea2b98

  • C:\Users\Admin\AppData\Local\Temp\tmpB74F.tmp
    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/556-57-0x0000000000000000-mapping.dmp
  • memory/1104-88-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-83-0x0000000000444D30-mapping.dmp
  • memory/1104-74-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-73-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-89-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-78-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-86-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-80-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-82-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1104-76-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1704-71-0x00000000745C0000-0x0000000074B6B000-memory.dmp
    Filesize

    5.7MB

  • memory/1704-56-0x00000000745C0000-0x0000000074B6B000-memory.dmp
    Filesize

    5.7MB

  • memory/1704-54-0x0000000076241000-0x0000000076243000-memory.dmp
    Filesize

    8KB

  • memory/1704-55-0x00000000745C0000-0x0000000074B6B000-memory.dmp
    Filesize

    5.7MB

  • memory/1976-60-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-72-0x00000000745C0000-0x0000000074B6B000-memory.dmp
    Filesize

    5.7MB

  • memory/1976-69-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-67-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-65-0x000000000048B2BE-mapping.dmp
  • memory/1976-64-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-63-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-87-0x00000000745C0000-0x0000000074B6B000-memory.dmp
    Filesize

    5.7MB

  • memory/1976-62-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/1976-59-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB