Analysis

  • max time kernel
    57s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    30/08/2024, 16:57

General

  • Target

    INQUIRY.exe

  • Size

    705KB

  • MD5

    08b45641b13ea906bfc7d47656c28573

  • SHA1

    1c8f1759aa3f18b47952cd660542a5a72f522f15

  • SHA256

    30507f7743a936de9f2e37f444a6fbfd7f5d684c9d22cd9354d1967e5333a89a

  • SHA512

    2f70ff6bfeb50231dd7d645b5f9b500f7fd84ed17e3d642896b36c7b985db37046520da04e2ac72704bf31289fedbf3ec8824cc6cbb88675ae888afd56f327b7

  • SSDEEP

    12288:+oW0xqd0fiXOond4GE9FT9rKDScUx7lWPMEyC/e+CMVkigU2kR:+olqdGiXOond1qxKpUB2MEyj+Ppgq

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe
    "C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2372
    • C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe
      "C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2080

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1724-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/1724-1-0x0000000001090000-0x0000000001144000-memory.dmp

    Filesize

    720KB

  • memory/1724-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1724-3-0x00000000004F0000-0x0000000000508000-memory.dmp

    Filesize

    96KB

  • memory/1724-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/1724-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1724-6-0x0000000005AA0000-0x0000000005B2A000-memory.dmp

    Filesize

    552KB

  • memory/1724-20-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2080-19-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2080-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2080-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-18-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2080-21-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2080-24-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2080-25-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB