Analysis

  • max time kernel
    127s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:26

General

  • Target

    VP 17164 RAL 7030 in B Basis doc.exe

  • Size

    889KB

  • MD5

    718a11fc549480e5d31b89249dee8fc0

  • SHA1

    40e82373c0e37d705a91acf9abb77eeb09902eb3

  • SHA256

    b74b3eed1ddcdea79f040a30597fd87e5ed33cc6b4a5082f42680dc4d48d0082

  • SHA512

    a679d95f6b3fc8231bd32896e8267695f88667712749acb43b6e429358f238e855e09442f92bdefa0679b8d5cc34e971ab0e1a9e49bdca7f00bea174effab216

Malware Config

Extracted

Family

hawkeye_reborn

Version

9.0.1.6

Credentials

  • Protocol:
    smtp
  • Host:
    mail.crdd.mx
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    787970mx
Mutex

a4463d71-752d-4585-8b4a-00e8cf1dbe7f

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:787970mx _EmailPort:587 _EmailSSL:false _EmailServer:mail.crdd.mx _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:false _LogInterval:48300 _MeltFile:false _Mutex:a4463d71-752d-4585-8b4a-00e8cf1dbe7f _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:9.0.1.6 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye Keylogger - Reborn v9, Version=9.0.1.6, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

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

  • M00nd3v_Logger

    M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

  • M00nD3v Logger Payload 1 IoCs

    Detects M00nD3v Logger payload in memory.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 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
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VP 17164 RAL 7030 in B Basis doc.exe
    "C:\Users\Admin\AppData\Local\Temp\VP 17164 RAL 7030 in B Basis doc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PaFOEYcIYjyl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE331.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3288
    • C:\Users\Admin\AppData\Local\Temp\VP 17164 RAL 7030 in B Basis doc.exe
      "{path}"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3528
      • 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\tmp22DA.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4980
      • 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\tmp4AC5.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1120

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp22DA.tmp

    Filesize

    4KB

    MD5

    92b3d04dbcf7aa8eabb0096c55624068

    SHA1

    04a3b14a8f16bdd8a67f1b5d6be8c3db79c766c7

    SHA256

    84e388e2bbff6a229d99df8d7e0558e46e793106c2f3bb290c6acc06fe31fe9c

    SHA512

    fbd6a298b66e2117f68028cdf9fa1b3e441f87fa8a052ce1be628ae65116d5b2953cdc8117dce57e86475a75412b1a85f431eb0da6dd788ec5312d34ff71f9d1

  • C:\Users\Admin\AppData\Local\Temp\tmpE331.tmp

    Filesize

    1KB

    MD5

    3aa8e11c5281bc9135b72a491cc06ba5

    SHA1

    b6eb588821ed31e0102e976fb81131a334da186e

    SHA256

    0d37e17ab0c38219b42ecdc1214a30e8e27d466e29fcd18cb5e45f5d54f61d9b

    SHA512

    17b76c6cccc8479308237dbe03abf1a831ea3e3f05ef29dace7b9229a3bc76e72e850cb37db977205f5a2e723c4311a201b97a36728184d53cc6846d81d36c82

  • memory/1120-150-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1120-149-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1120-147-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1120-146-0x0000000000000000-mapping.dmp

  • memory/2292-131-0x000000000B130000-0x000000000B6D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2292-132-0x000000000AD20000-0x000000000ADB2000-memory.dmp

    Filesize

    584KB

  • memory/2292-133-0x000000000ACF0000-0x000000000ACFA000-memory.dmp

    Filesize

    40KB

  • memory/2292-134-0x00000000056C0000-0x000000000575C000-memory.dmp

    Filesize

    624KB

  • memory/2292-130-0x00000000009D0000-0x0000000000AB6000-memory.dmp

    Filesize

    920KB

  • memory/3288-135-0x0000000000000000-mapping.dmp

  • memory/3528-138-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/3528-139-0x0000000005260000-0x00000000052C6000-memory.dmp

    Filesize

    408KB

  • memory/3528-137-0x0000000000000000-mapping.dmp

  • memory/4980-144-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4980-143-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4980-141-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4980-140-0x0000000000000000-mapping.dmp