Analysis

  • max time kernel
    117s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 02:10

General

  • Target

    1e295bf3238ae4405f5d08931664c0f24302bf08afc435f7b86976156459d101.exe

  • Size

    985KB

  • MD5

    31cf398cc825179e2de68a6016650fe0

  • SHA1

    642a81cdff887f6971432f52e8a7188ed7fa4756

  • SHA256

    1e295bf3238ae4405f5d08931664c0f24302bf08afc435f7b86976156459d101

  • SHA512

    beda48234081383d3264163f0110e417e66a19c67cb272b2b0c91eba26e23259f6acb1b45389bc7b1bf5325a7003440132185e05b9488032020bc2680cc2d604

  • SSDEEP

    24576:au6J33O0c+JY5UZ+XC0kGso6FaIrZDzM0w8WY:su0c++OCvkGs9FaIlDzMJY

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot8147029509:AAHOha0S3D-blAHJOc52puTyRaB20Yx1H9U/sendMessage?chat_id=8106734854

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e295bf3238ae4405f5d08931664c0f24302bf08afc435f7b86976156459d101.exe
    "C:\Users\Admin\AppData\Local\Temp\1e295bf3238ae4405f5d08931664c0f24302bf08afc435f7b86976156459d101.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\1e295bf3238ae4405f5d08931664c0f24302bf08afc435f7b86976156459d101.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:2372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2372-11-0x0000000000090000-0x00000000000DA000-memory.dmp

    Filesize

    296KB

  • memory/2372-13-0x0000000000090000-0x00000000000DA000-memory.dmp

    Filesize

    296KB

  • memory/2372-20-0x0000000000090000-0x00000000000DA000-memory.dmp

    Filesize

    296KB

  • memory/2372-17-0x0000000000090000-0x00000000000DA000-memory.dmp

    Filesize

    296KB

  • memory/2372-21-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/2372-22-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2372-23-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/2372-24-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2532-10-0x0000000000120000-0x0000000000124000-memory.dmp

    Filesize

    16KB