Analysis

  • max time kernel
    121s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-11-2024 02:41

General

  • Target

    7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.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\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1680
    • 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\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2244
    • C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
      "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe"
      2⤵
        PID:2128
      • C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
        "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.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:1244

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1244-9-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-20-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-21-0x0000000074DE0000-0x00000000754CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1244-17-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1244-15-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-7-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1244-25-0x0000000074DE0000-0x00000000754CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1244-8-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1680-5-0x0000000074DE0000-0x00000000754CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1680-3-0x00000000007B0000-0x00000000007C2000-memory.dmp

      Filesize

      72KB

    • memory/1680-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

      Filesize

      4KB

    • memory/1680-2-0x0000000074DE0000-0x00000000754CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1680-6-0x0000000005D50000-0x0000000005DDE000-memory.dmp

      Filesize

      568KB

    • memory/1680-1-0x0000000001000000-0x00000000010B2000-memory.dmp

      Filesize

      712KB

    • memory/1680-22-0x0000000074DE0000-0x00000000754CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1680-4-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

      Filesize

      4KB