Analysis

  • max time kernel
    119s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 03:40

General

  • Target

    748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473.exe

  • Size

    984KB

  • MD5

    5c6c32f246750f39b4f79aff8e8e3f82

  • SHA1

    5b4a8ef9b9b14c9cab49d1fa9ce44eec788536a1

  • SHA256

    748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473

  • SHA512

    8b9503a9f291bac8ec9917d186858a1100191264b836157cc317e485ad4307803c214570972134bde114941d1b0bde1d3b6c7f51535185366cfc2c04f1a56313

  • SSDEEP

    24576:3u6J33O0c+JY5UZ+XC0kGso6Fa17AIG/qW62WY:Ru0c++OCvkGs9Fa17ZGlmY

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473.exe
    "C:\Users\Admin\AppData\Local\Temp\748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:988
    • C:\Users\Admin\AppData\Local\exhilaratingly\tapestrylike.exe
      "C:\Users\Admin\AppData\Local\Temp\748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • 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:2924
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\exhilaratingly\tapestrylike.exe

    Filesize

    984KB

    MD5

    5c6c32f246750f39b4f79aff8e8e3f82

    SHA1

    5b4a8ef9b9b14c9cab49d1fa9ce44eec788536a1

    SHA256

    748debce1ac07b044cd4ce916b04225c2aecaf8a742785b9441f652f368cc473

    SHA512

    8b9503a9f291bac8ec9917d186858a1100191264b836157cc317e485ad4307803c214570972134bde114941d1b0bde1d3b6c7f51535185366cfc2c04f1a56313

  • memory/988-10-0x00000000001A0000-0x00000000001A4000-memory.dmp

    Filesize

    16KB

  • memory/2584-30-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2584-34-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2584-32-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2584-35-0x000000007415E000-0x000000007415F000-memory.dmp

    Filesize

    4KB

  • memory/2584-36-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2584-37-0x000000007415E000-0x000000007415F000-memory.dmp

    Filesize

    4KB

  • memory/2584-38-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB