Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 14:45

General

  • Target
    RESMİ TEKLİF TALEP FORMU PDF.vbs
  • Size 2.7MB
  • Sample260729-r438wsaa28
  • SHA256 d536a74a0d4e7beb230e9f36db8c302a3dd7d18dc2b50322680aa497b45cc1fa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Signatures

  • Family: VIPKeylogger

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

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\RESMİ TEKLİF TALEP FORMU PDF.vbs"
    1⤵
    • Executes a VBScript file via the Windows Script Host.
    PID:1968
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -NoProfile -Command "Invoke-Expression $env:totipalmi"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1704
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 1772
        3⤵
        • Program crash
        PID:3816
  • C:\Windows\system32\conhost.exe
    conhost.exe
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3432
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:4868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 1704 -ip 1704
      1⤵
        PID:2096

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            memory/1704-19-0x0000000000400000-0x0000000000448000-memory.dmp

            memory/1704-25-0x0000000074EF2000-0x0000000074EF3000-memory.dmp

            memory/1704-24-0x00000000058A0000-0x000000000593C000-memory.dmp

            memory/1704-23-0x0000000005E60000-0x000000000641A000-memory.dmp

            memory/1704-21-0x0000000074EF2000-0x0000000074EF3000-memory.dmp

            memory/1792-12-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-16-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-9-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-10-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-11-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-0-0x00007FFB0B25F000-0x00007FFB0B260000-memory.dmp

            memory/1792-13-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-14-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-15-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-8-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-18-0x0000021250910000-0x000002125091A000-memory.dmp

            memory/1792-17-0x0000021250DB0000-0x0000021250E42000-memory.dmp

            memory/1792-7-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-6-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-22-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-5-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp

            memory/1792-4-0x0000021238760000-0x0000021238782000-memory.dmp

            memory/1792-1-0x00007FFB0B0D0000-0x00007FFB0BA74000-memory.dmp