Analysis

  • max time kernel
    121s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 02:09

General

  • Target

    c525446f2722dc0469ac6566e515dd15e21e41db50cf1c054bfa46997d8f2acf.exe

  • Size

    749KB

  • MD5

    ba3c5862f30c243b6bac9c0c0d9fde6d

  • SHA1

    4188d68679d8c29b48f79059aea6461f3215062b

  • SHA256

    c525446f2722dc0469ac6566e515dd15e21e41db50cf1c054bfa46997d8f2acf

  • SHA512

    4a02ccaa2d4268bb0f1c72092148ef958ab03629280949b3379c8ad8ac76550684730de7bfc609c378bd75d6c43ccb9a61560b67bdfbddf49c5f8401fd8a1cdf

  • SSDEEP

    12288:tcjYrs98FAb09CzdfzioI2x9ExpWqw72Yj05G0fNhOoKuSTHaP2ikm7zO3FzAeaf:t3G8Q/ZzFExJw72+WG0vOhHa63FzApfH

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7204444211:AAFfPnSoEnQ7t4FKDH0Jch2gKTwGo4oCCAs/sendMessage?chat_id=2065242915

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.

  • 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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c525446f2722dc0469ac6566e515dd15e21e41db50cf1c054bfa46997d8f2acf.exe
    "C:\Users\Admin\AppData\Local\Temp\c525446f2722dc0469ac6566e515dd15e21e41db50cf1c054bfa46997d8f2acf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2984
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:4576
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:1736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1736-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1736-18-0x0000000006270000-0x00000000062C0000-memory.dmp

      Filesize

      320KB

    • memory/1736-17-0x00000000063F0000-0x00000000065B2000-memory.dmp

      Filesize

      1.8MB

    • memory/1736-16-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1736-15-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1736-13-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2984-4-0x0000000004C00000-0x0000000004C0A000-memory.dmp

      Filesize

      40KB

    • memory/2984-7-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

      Filesize

      4KB

    • memory/2984-8-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2984-9-0x0000000005F70000-0x0000000005FFC000-memory.dmp

      Filesize

      560KB

    • memory/2984-10-0x0000000009DC0000-0x0000000009E5C000-memory.dmp

      Filesize

      624KB

    • memory/2984-6-0x0000000005F20000-0x0000000005F38000-memory.dmp

      Filesize

      96KB

    • memory/2984-5-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2984-14-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2984-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

      Filesize

      4KB

    • memory/2984-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp

      Filesize

      584KB

    • memory/2984-2-0x00000000051D0000-0x0000000005774000-memory.dmp

      Filesize

      5.6MB

    • memory/2984-1-0x0000000000150000-0x0000000000212000-memory.dmp

      Filesize

      776KB