Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 02:15

General

  • Target

    Request for Quotation.exe

  • Size

    693KB

  • MD5

    2fc9baec5722a22fe1444369cbb72b69

  • SHA1

    4055a52d42b7dece0a4e6dc364d0d0d0130ba76f

  • SHA256

    dbbe44a73528de0f741edc23e20665e27678fa3a966df5409f3cf4e86c3277ed

  • SHA512

    15e879271370ec38ed4ad12e0a4031cce8d078648c48c762f2d9a33bad16cacc24281cdba97880bbb1d732f696aed679b5e6f131fdee5262a1f10a48ec95cb73

  • SSDEEP

    12288:60l3HewdzbFysIJl9NShAOYXBBG4EcOpLLdI6rjjItC9taD56faUOoW0:8w5xy579iAOYRg4EXpPddItC9g1m+o

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7346810434:AAEXSY3wDhIvNHI42oXOgp-AuGLwZWgKvmY/sendMessage?chat_id=5116181161

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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1864
    • 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\Request for Quotation.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2976
    • C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe
      "C:\Users\Admin\AppData\Local\Temp\Request for Quotation.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:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1864-0-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/1864-1-0x0000000000FE0000-0x0000000001094000-memory.dmp

    Filesize

    720KB

  • memory/1864-2-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/1864-3-0x00000000003F0000-0x0000000000408000-memory.dmp

    Filesize

    96KB

  • memory/1864-4-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/1864-5-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/1864-6-0x0000000005B00000-0x0000000005B8C000-memory.dmp

    Filesize

    560KB

  • memory/1864-23-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/3024-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3024-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-22-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/3024-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3024-24-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/3024-27-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB