Analysis

  • max time kernel
    150s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-06-2022 22:18

General

  • Target

    7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347.exe

  • Size

    831KB

  • MD5

    6d7c7e245847b9fd9e5993373bec0000

  • SHA1

    112bfb3c50c103fa8743af3c81e692a29318ceec

  • SHA256

    7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347

  • SHA512

    f851cb1ffc09a577c74fe5be529e17f05060bfd97faefd8df00b4eeb8db672eb72e8e9fe30333da1e995a6480815e640a1d36f64df764fb754cdb5272907af16

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @bongo1.,
Mutex

8906e113-3af1-4a0b-a409-d40437738499

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:@bongo1., _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:8906e113-3af1-4a0b-a409-d40437738499 _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\7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347.exe
    "C:\Users\Admin\AppData\Local\Temp\7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fRScWE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA832.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1684
    • C:\Users\Admin\AppData\Local\Temp\7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347.exe
      "C:\Users\Admin\AppData\Local\Temp\7c38161b50bfa0d62fba13ee1daaaad2a86e59fc5e9693dcaccbb29046644347.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1536
      • 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\tmpF75A.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:568

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA832.tmp

    Filesize

    1KB

    MD5

    37a7d8c162dcc1d8725ea0108a8fd506

    SHA1

    af8fd464a5ff9ed4bffa73617df63b7d9884b51a

    SHA256

    554b550652e30d497592bdfc94366dfb4ce34985b0642adf2dbb0333136e2112

    SHA512

    698ee81d1b6f3f84a466c348695cc7b42ddec578a45a1bfb519692c1aef8b56916aa6303058831fcf74ca8413b628638fc333451363a7b6f533b446bd66da7e9

  • C:\Users\Admin\AppData\Local\Temp\tmpF75A.tmp

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/568-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-93-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-92-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-91-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-87-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-85-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-83-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-81-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/568-79-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1536-62-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-75-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-77-0x0000000074A50000-0x0000000074FFB000-memory.dmp

    Filesize

    5.7MB

  • memory/1536-68-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-66-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-95-0x0000000074A50000-0x0000000074FFB000-memory.dmp

    Filesize

    5.7MB

  • memory/1536-72-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-63-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-59-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1536-60-0x0000000000070000-0x0000000000100000-memory.dmp

    Filesize

    576KB

  • memory/1788-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

    Filesize

    8KB

  • memory/1788-56-0x0000000074AC0000-0x000000007506B000-memory.dmp

    Filesize

    5.7MB

  • memory/1788-55-0x0000000074AC0000-0x000000007506B000-memory.dmp

    Filesize

    5.7MB

  • memory/1788-67-0x0000000074AC0000-0x000000007506B000-memory.dmp

    Filesize

    5.7MB