Analysis

  • max time kernel
    78s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 09:15

General

  • Target

    Sip. fiyat teklif dermok-8128-20241112.pdf.exe

  • Size

    693KB

  • MD5

    58b8590e06f201dd50fc4cec7e1d4845

  • SHA1

    ea6bc1dd129d16849d2915af96fc96416c7a98f4

  • SHA256

    7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8

  • SHA512

    667d77629e0d0e3643c39f3c5d0a00e0d631c47c2b6c0a23102c69ca4f14ab83d75acfe5dd87d0f5fed2a221cab575d87a29ae466bd126f911633d5500859861

  • SSDEEP

    12288:0wAopWvkl5YzDVtBo7TtVBxjA/qRI5YVEwXM0t0MaezxA0p4aRs3tg/+EMyC:0wAUXl5mVkTnsEAYawXXt7vp4H+/9My

Malware Config

Extracted

Family

vipkeylogger

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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1056
    • 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\Sip. fiyat teklif dermok-8128-20241112.pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2600
    • C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe"
      2⤵
        PID:2592
      • C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\Sip. fiyat teklif dermok-8128-20241112.pdf.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1056-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

      Filesize

      4KB

    • memory/1056-1-0x0000000000FF0000-0x00000000010A2000-memory.dmp

      Filesize

      712KB

    • memory/1056-2-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/1056-3-0x00000000002E0000-0x00000000002F2000-memory.dmp

      Filesize

      72KB

    • memory/1056-4-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

      Filesize

      4KB

    • memory/1056-5-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/1056-6-0x0000000005BB0000-0x0000000005C3E000-memory.dmp

      Filesize

      568KB

    • memory/1056-23-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-17-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-19-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-21-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2684-13-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-9-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-7-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2684-22-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-24-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-27-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-28-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB