Analysis

  • max time kernel
    104s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25-06-2022 02:55

General

  • Target

    81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7.exe

  • Size

    1.1MB

  • MD5

    c08140b86fcf9923dc47dbb44726a0a7

  • SHA1

    d7d3957ad7f745c12df312a0dace7ae701b5fdf4

  • SHA256

    81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7

  • SHA512

    5c4fa93e506906ff41a6ce6a28d5309976c56a6fea91d87001447d137c3db3b0c07d8b29863168573cf8c9ba2a3be4149fe52132ae76433456bc86579f167b3a

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.1.0.0

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.zzv.ro
  • Port:
    21
  • Username:
    weboffice@zzv.ro
  • Password:
    ^36f4OT-q^-?
Mutex

68a8e7d3-0361-4556-8999-3035430b0044

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:2 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPort:0 _EmailSSL:false _ExecutionDelay:10 _FTPPassword:^36f4OT-q^-? _FTPPort:21 _FTPSFTP:true _FTPServer:ftp.zzv.ro _FTPUsername:weboffice@zzv.ro _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:false _LogInterval:570000 _MeltFile:false _Mutex:68a8e7d3-0361-4556-8999-3035430b0044 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.1.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye Keylogger - RebornX, Version=10.1.0.0, 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 5 IoCs

    Detects M00nD3v Logger payload in memory.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7.exe
    "C:\Users\Admin\AppData\Local\Temp\81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4592
    • C:\Users\Admin\AppData\Local\Temp\81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7.exe
      "C:\Users\Admin\AppData\Local\Temp\81dc465b443d6207c3c3371bdffb7ccab9ab8991404f60b3f8b0f2dd34d124f7.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:5004
      • 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\tmp2BB3.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4560
      • 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\tmp3A89.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1208

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Collection

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2BB3.tmp
    Filesize

    4KB

    MD5

    e64c42bc217d551e4168a94182323359

    SHA1

    76937b2d460a61e91393dc198b277c4171b11fd8

    SHA256

    9bf4040d8495d226d2fa94cc117181a753d36197a944e73c9f02186bc3d93454

    SHA512

    c1ff859dcd080e7c77a594c81b9e3068ac899db2b7ccb2c3672e988f5a616b292bc7feaabcd4d4966c41fa28584a5458be60cd7edc661d2d4f9de0520b5f52c9

  • memory/1208-150-0x0000000000400000-0x0000000000455000-memory.dmp
    Filesize

    340KB

  • memory/1208-149-0x0000000000400000-0x0000000000455000-memory.dmp
    Filesize

    340KB

  • memory/1208-147-0x0000000000400000-0x0000000000455000-memory.dmp
    Filesize

    340KB

  • memory/1208-146-0x0000000000000000-mapping.dmp
  • memory/4560-142-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/4560-144-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/4560-143-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/4560-139-0x0000000000000000-mapping.dmp
  • memory/4560-140-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/4592-131-0x0000000000720000-0x0000000000733000-memory.dmp
    Filesize

    76KB

  • memory/5004-134-0x0000000000400000-0x0000000000561000-memory.dmp
    Filesize

    1.4MB

  • memory/5004-138-0x0000000074CD0000-0x0000000075281000-memory.dmp
    Filesize

    5.7MB

  • memory/5004-137-0x0000000000400000-0x0000000000561000-memory.dmp
    Filesize

    1.4MB

  • memory/5004-136-0x0000000074CD0000-0x0000000075281000-memory.dmp
    Filesize

    5.7MB

  • memory/5004-135-0x0000000000400000-0x0000000000561000-memory.dmp
    Filesize

    1.4MB

  • memory/5004-130-0x0000000000000000-mapping.dmp
  • memory/5004-133-0x0000000000BC0000-0x0000000000C6A000-memory.dmp
    Filesize

    680KB

  • memory/5004-132-0x0000000000BC0000-0x0000000000C6A000-memory.dmp
    Filesize

    680KB