Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/02/2025, 08:13

General

  • Target

    P.I. 84092.exe

  • Size

    974KB

  • MD5

    e2f95206ce22780f53f11cf27d7219e2

  • SHA1

    484c55ec5970417fd2a9a79222c916362d1ee51c

  • SHA256

    075665ebaec6c2481ff19177b4887d9ff996c4ead668dc4cc15a64264585fade

  • SHA512

    103219e9cc76dc7bccccac56e80ebe0fc7d5bcc8151ba1e12cd6fa1a2af9f17793219b4b7e5839aa6f7bdb14b2942f28a8ef2190a8a8bacbc548941716cc6eae

  • SSDEEP

    24576:lf/2eBiCvoXQIwhS6rYEuE5Da08vv80mCCM:lfOuRogIGS8JuEa08N5

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
  • 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 3 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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
    "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3052
    • 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\P.I. 84092.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2644
    • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
      "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe"
      2⤵
        PID:2852
      • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
        "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe"
        2⤵
          PID:2696
        • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
          "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2132
      • C:\Windows\system32\wbem\WmiApSrv.exe
        C:\Windows\system32\wbem\WmiApSrv.exe
        1⤵
          PID:2376

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2132-17-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-20-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-14-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-18-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2132-8-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-12-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2132-10-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/3052-1-0x0000000000170000-0x0000000000268000-memory.dmp

          Filesize

          992KB

        • memory/3052-7-0x0000000005700000-0x000000000578E000-memory.dmp

          Filesize

          568KB

        • memory/3052-6-0x0000000074540000-0x0000000074C2E000-memory.dmp

          Filesize

          6.9MB

        • memory/3052-5-0x000000007454E000-0x000000007454F000-memory.dmp

          Filesize

          4KB

        • memory/3052-0-0x000000007454E000-0x000000007454F000-memory.dmp

          Filesize

          4KB

        • memory/3052-4-0x0000000004BC0000-0x0000000004BD8000-memory.dmp

          Filesize

          96KB

        • memory/3052-3-0x0000000005490000-0x0000000005544000-memory.dmp

          Filesize

          720KB

        • memory/3052-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

          Filesize

          6.9MB

        • memory/3052-21-0x0000000074540000-0x0000000074C2E000-memory.dmp

          Filesize

          6.9MB