Analysis

  • max time kernel
    164s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 03:22

General

  • Target

    2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8.exe

  • Size

    611KB

  • MD5

    3d66e8b9fdb6cd7519dcd14852c56f04

  • SHA1

    6b9ca09a2d42fbb03f228ee9a5442e231e2a8c0d

  • SHA256

    2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8

  • SHA512

    d71acc3535fd51395934b82a869640dabf714e5c2f91d7509e6173cebafdc4a71ef846fc5c5f6fbc226826404d4fb38603934bc178ea1c7804095158c99788be

  • SSDEEP

    12288:SUYW95KuCocYJT+SWlpXQjsQtY5psNPORP++yEy7xoCSTcL6Pu:HY6VHJSSWllPQtWpD+nESoY

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8.exe
    "C:\Users\Admin\AppData\Local\Temp\2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Users\Admin\AppData\Local\Temp\2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8.exe
      "C:\Users\Admin\AppData\Local\Temp\2d231e602e692bfb22be6bffb602fa5a0c00f9e1453fdd6101d7f2520af195d8.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2016
      • 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\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:3932

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2016-134-0x0000000000000000-mapping.dmp

  • memory/2016-135-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2016-136-0x0000000074A30000-0x0000000074FE1000-memory.dmp

    Filesize

    5.7MB

  • memory/2016-138-0x0000000074A30000-0x0000000074FE1000-memory.dmp

    Filesize

    5.7MB

  • memory/3932-139-0x0000000000000000-mapping.dmp

  • memory/3932-140-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3932-142-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3932-143-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4416-132-0x0000000074A30000-0x0000000074FE1000-memory.dmp

    Filesize

    5.7MB

  • memory/4416-133-0x0000000074A30000-0x0000000074FE1000-memory.dmp

    Filesize

    5.7MB

  • memory/4416-137-0x0000000074A30000-0x0000000074FE1000-memory.dmp

    Filesize

    5.7MB