Analysis

  • max time kernel
    127s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2024 19:27

General

  • Target

    drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe

  • Size

    770KB

  • MD5

    e6b6328f94b06e21b2a4556fe22041d8

  • SHA1

    d1722b7eb85c485af494e9626298c9419434d2e0

  • SHA256

    a8eca83cef071c5b20e34a9bcafb0249e47bbd5bf6f88b757709ae30dc728a37

  • SHA512

    177b88dc9331d5a37632e180da78d6dc8d19d69ca50abb578b793faffced78d9a1d94a4bac8f3ca61da74a98599a755dcb97bc3fa9e103f093b98914543beec5

  • SSDEEP

    24576:5Z1zGUxjLyztkUcC8hEQR1OAwAjSRCr10QUgx8:5Lpyzyrv7m8r10QUgx8

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 10 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\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe
    "C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3012
    • 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\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1088
    • C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe
      "C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe"
      2⤵
        PID:3252
      • C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe
        "C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe"
        2⤵
          PID:212
        • C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.exe
          "C:\Users\Admin\AppData\Local\Temp\drawing10023.specT4300W....dimn560horsepowerpo1198624_00spec.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:3616

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jhxorpli.slu.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1088-51-0x0000000007600000-0x000000000760A000-memory.dmp

        Filesize

        40KB

      • memory/1088-53-0x0000000007790000-0x00000000077A1000-memory.dmp

        Filesize

        68KB

      • memory/1088-60-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/1088-32-0x0000000005C30000-0x0000000005F84000-memory.dmp

        Filesize

        3.3MB

      • memory/1088-55-0x00000000077D0000-0x00000000077E4000-memory.dmp

        Filesize

        80KB

      • memory/1088-57-0x00000000078B0000-0x00000000078B8000-memory.dmp

        Filesize

        32KB

      • memory/1088-56-0x00000000078D0000-0x00000000078EA000-memory.dmp

        Filesize

        104KB

      • memory/1088-54-0x00000000077C0000-0x00000000077CE000-memory.dmp

        Filesize

        56KB

      • memory/1088-52-0x0000000007810000-0x00000000078A6000-memory.dmp

        Filesize

        600KB

      • memory/1088-49-0x0000000007BE0000-0x000000000825A000-memory.dmp

        Filesize

        6.5MB

      • memory/1088-50-0x0000000007590000-0x00000000075AA000-memory.dmp

        Filesize

        104KB

      • memory/1088-37-0x0000000070280000-0x00000000702CC000-memory.dmp

        Filesize

        304KB

      • memory/1088-13-0x0000000002930000-0x0000000002966000-memory.dmp

        Filesize

        216KB

      • memory/1088-16-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/1088-47-0x0000000007440000-0x000000000745E000-memory.dmp

        Filesize

        120KB

      • memory/1088-18-0x00000000054C0000-0x0000000005AE8000-memory.dmp

        Filesize

        6.2MB

      • memory/1088-17-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/1088-34-0x0000000006270000-0x000000000628E000-memory.dmp

        Filesize

        120KB

      • memory/1088-48-0x0000000007460000-0x0000000007503000-memory.dmp

        Filesize

        652KB

      • memory/1088-27-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/1088-20-0x0000000005340000-0x00000000053A6000-memory.dmp

        Filesize

        408KB

      • memory/1088-19-0x00000000052A0000-0x00000000052C2000-memory.dmp

        Filesize

        136KB

      • memory/1088-36-0x0000000006830000-0x0000000006862000-memory.dmp

        Filesize

        200KB

      • memory/1088-35-0x00000000062A0000-0x00000000062EC000-memory.dmp

        Filesize

        304KB

      • memory/1088-21-0x00000000053B0000-0x0000000005416000-memory.dmp

        Filesize

        408KB

      • memory/3012-6-0x00000000056B0000-0x000000000574C000-memory.dmp

        Filesize

        624KB

      • memory/3012-2-0x00000000059A0000-0x0000000005F44000-memory.dmp

        Filesize

        5.6MB

      • memory/3012-7-0x0000000005750000-0x0000000005768000-memory.dmp

        Filesize

        96KB

      • memory/3012-8-0x000000007485E000-0x000000007485F000-memory.dmp

        Filesize

        4KB

      • memory/3012-3-0x00000000053F0000-0x0000000005482000-memory.dmp

        Filesize

        584KB

      • memory/3012-5-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3012-10-0x0000000008640000-0x00000000086CE000-memory.dmp

        Filesize

        568KB

      • memory/3012-0-0x000000007485E000-0x000000007485F000-memory.dmp

        Filesize

        4KB

      • memory/3012-9-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3012-4-0x0000000005370000-0x000000000537A000-memory.dmp

        Filesize

        40KB

      • memory/3012-15-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3012-1-0x00000000008F0000-0x00000000009B6000-memory.dmp

        Filesize

        792KB

      • memory/3616-11-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/3616-64-0x0000000006F40000-0x000000000746C000-memory.dmp

        Filesize

        5.2MB

      • memory/3616-14-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3616-61-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3616-62-0x0000000006840000-0x0000000006A02000-memory.dmp

        Filesize

        1.8MB

      • memory/3616-63-0x00000000066C0000-0x0000000006710000-memory.dmp

        Filesize

        320KB

      • memory/3616-33-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB

      • memory/3616-65-0x0000000074850000-0x0000000075000000-memory.dmp

        Filesize

        7.7MB