Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2024 19:42

General

  • Target

    288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe

  • Size

    934KB

  • MD5

    f1f5c3ac10d4a2b5ee41287be266697a

  • SHA1

    cadfebb21927a50708216ce994d748c7c71fb7cb

  • SHA256

    288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313

  • SHA512

    b21d15994853bc485ad1198308ecab15310e44e2cd9b7a6528196816718bd27cc7be5baeb6c3b6ff15b860a8aa20a854cd6e39b266bcdade1c04484c2c1322a3

  • SSDEEP

    24576:lFbved6FiFmV9xW8Hx6Wm95DXXyuZQJDAui:lVp7DHx6n95DXieQ6ui

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.

  • Vipkeylogger family
  • 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 3 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 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe
    "C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2508
    • 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\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2108
    • C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe
      "C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe"
      2⤵
        PID:2116
      • C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe
        "C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.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:1140

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1140-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-9-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-17-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-15-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-22-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/1140-20-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/1140-7-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-19-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1140-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1140-25-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/1140-12-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2508-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2508-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

      Filesize

      4KB

    • memory/2508-1-0x0000000000EA0000-0x0000000000F8E000-memory.dmp

      Filesize

      952KB

    • memory/2508-6-0x00000000052C0000-0x000000000534C000-memory.dmp

      Filesize

      560KB

    • memory/2508-5-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2508-21-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2508-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

      Filesize

      4KB

    • memory/2508-3-0x00000000006E0000-0x00000000006FC000-memory.dmp

      Filesize

      112KB