General

  • Target

    6147316c323ae34d9bf5ada2486a9e881f056940364aeb267f316724edd506bd.doc

  • Size

    933KB

  • Sample

    241108-dcr5nawmhq

  • MD5

    1b78b5dae336b9bb76e7724fc9e49509

  • SHA1

    387705200f55fd0dbd28525daaca684aeb68513c

  • SHA256

    6147316c323ae34d9bf5ada2486a9e881f056940364aeb267f316724edd506bd

  • SHA512

    158f6f5ec86ac0061faa20bfcf2620ac5d14c783705fc170745eb14bbeafa22ac327202bacaaf572e21fc25735d8b1fbbcc1788be0d963287d428752a628efd9

  • SSDEEP

    6144:hwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAQ7puoNWDYh0tZKIJLoL5VKkjY6He:x+

Malware Config

Extracted

Family

vipkeylogger

Targets

    • Target

      6147316c323ae34d9bf5ada2486a9e881f056940364aeb267f316724edd506bd.doc

    • Size

      933KB

    • MD5

      1b78b5dae336b9bb76e7724fc9e49509

    • SHA1

      387705200f55fd0dbd28525daaca684aeb68513c

    • SHA256

      6147316c323ae34d9bf5ada2486a9e881f056940364aeb267f316724edd506bd

    • SHA512

      158f6f5ec86ac0061faa20bfcf2620ac5d14c783705fc170745eb14bbeafa22ac327202bacaaf572e21fc25735d8b1fbbcc1788be0d963287d428752a628efd9

    • SSDEEP

      6144:hwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAQ7puoNWDYh0tZKIJLoL5VKkjY6He:x+

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks