Analysis

  • max time kernel
    135s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2024, 00:16

General

  • Target
    Order.exe
  • Size 937KB
  • Sample241106-akgr4strgr
  • SHA256 e3c81d02ea9f4168e60e8d6b41230245bfbaed8a67b9f23f7fe00ffb4931ce19
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vipkeylogger

C2
  • https://api.telegram.org/bot6820629737:AAGJ8tOkoD9jFHkd_L1kG1ntQ1J6zLhFsMc/sendMessage?chat_id=6783205225

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
  • 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.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Order.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3736
    • C:\Users\Admin\AppData\Local\Keily\nasal.exe
      "C:\Users\Admin\AppData\Local\Temp\Order.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:3976
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\Order.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:3112

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        nasal.exe

        • Path C:\Users\Admin\AppData\Local\Keily\nasal.exe
        • Size 937KB
        • SHA256 e3c81d02ea9f4168e60e8d6b41230245bfbaed8a67b9f23f7fe00ffb4931ce19
        • MD5 SHA1 SHA512 SSDEEP

        benting

        • Path C:\Users\Admin\AppData\Local\Temp\benting
        • Size 270KB
        • SHA256 37385fcd2f723b560898994545e2d8f1eb0c1b7afb7512c5d65d52337ef7845f
        • MD5 SHA1 SHA512 SSDEEP

        memory/3112-19-0x0000000005510000-0x0000000005AB4000-memory.dmp

        memory/3112-20-0x0000000004F60000-0x0000000004FFC000-memory.dmp

        memory/3112-28-0x0000000006560000-0x000000000656A000-memory.dmp

        memory/3112-27-0x00000000065E0000-0x0000000006672000-memory.dmp

        memory/3112-26-0x0000000073F40000-0x00000000746F0000-memory.dmp

        memory/3112-15-0x0000000000400000-0x000000000044A000-memory.dmp

        memory/3112-25-0x0000000006A70000-0x0000000006F9C000-memory.dmp

        memory/3112-18-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

        memory/3112-24-0x0000000006210000-0x0000000006260000-memory.dmp

        memory/3112-23-0x0000000006370000-0x0000000006532000-memory.dmp

        memory/3112-21-0x0000000073F40000-0x00000000746F0000-memory.dmp

        memory/3112-22-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

        memory/3736-0-0x0000000000100000-0x0000000000301000-memory.dmp

        memory/3736-3-0x0000000001380000-0x0000000001780000-memory.dmp

        memory/3736-7-0x0000000000100000-0x0000000000301000-memory.dmp

        memory/3976-8-0x00000000009D0000-0x0000000000BD1000-memory.dmp

        memory/3976-17-0x00000000009D0000-0x0000000000BD1000-memory.dmp

        memory/3976-13-0x0000000001200000-0x0000000001600000-memory.dmp