Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 05:13

General

  • Target

    5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe

  • Size

    769KB

  • MD5

    7b5985233faf11890e9cf4c7b579983b

  • SHA1

    cb2f20ad79ea7d8a1758ac2ae90a1c6d7f47e784

  • SHA256

    5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea

  • SHA512

    bb8dd656ebf8a7c3c1a2abb86d10e0647e6c84f5d090ec8725fca504691f517c8b5776e2305bf041551e3d311ecd5797371a9c2cf77714ee8ac03b477b42cd0b

  • SSDEEP

    12288:nrOm+Ri3AgFdiFJ02txMwyv75ykUeobZ+G8uRGYK9dQLtVd+8hbi7E078mDX:SQ3AgQJHtxzPkrob827UQr/QE078mDX

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 2 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 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
    "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2644
    • 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\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jnqeRRexnD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jnqeRRexnD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB329.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1824
    • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
      "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
      2⤵
        PID:1692
      • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
        "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
        2⤵
          PID:1160
        • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
          "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
          2⤵
            PID:320
          • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
            "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe"
            2⤵
              PID:332
            • C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.exe
              "C:\Users\Admin\AppData\Local\Temp\5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea.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:772

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmpB329.tmp

            Filesize

            1KB

            MD5

            5835f6cf65804dbac301aed7feeb6ca9

            SHA1

            c2d7c768fe927fb075b2b948f2cd9d76cff88ecd

            SHA256

            e42d77beaec23d8abc9f6d9a6b82caff964c7b799c3916ffeff13c876a55acb8

            SHA512

            35f6a43c0f4dcf5e3d3d553c42274c722b7ec49d7687ecf92c65c24a6f851fa12cbd9508cac5c73db8d56e2a446d3e94d4b2d4f169ea5c8e19e85d527328c052

          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\IVTKW8WQ32IPKESZ7FJR.temp

            Filesize

            7KB

            MD5

            5cac7bd2948ae9406c5d767faafdcc82

            SHA1

            f679fe6b592cf9079ba8b711d0890cd8d29e574c

            SHA256

            a2bf56e2b5505aba81410bd9a92bcf1f1f4e47db7c1f9833f80dffbdc3f3e2a2

            SHA512

            7800ca238cf41eb983891a4855bf567d49b3239bfca97302bcf908ca7b44f08f10cc3fffe0d44966a26ab555b3f563b20f5a8c5961d782cadaee3f7be33926b2

          • memory/772-28-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-30-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-21-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-23-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-25-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/772-29-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/772-19-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/2644-6-0x0000000005360000-0x00000000053EE000-memory.dmp

            Filesize

            568KB

          • memory/2644-1-0x0000000000330000-0x00000000003F6000-memory.dmp

            Filesize

            792KB

          • memory/2644-0-0x00000000741CE000-0x00000000741CF000-memory.dmp

            Filesize

            4KB

          • memory/2644-2-0x00000000741C0000-0x00000000748AE000-memory.dmp

            Filesize

            6.9MB

          • memory/2644-3-0x00000000741CE000-0x00000000741CF000-memory.dmp

            Filesize

            4KB

          • memory/2644-5-0x00000000741C0000-0x00000000748AE000-memory.dmp

            Filesize

            6.9MB

          • memory/2644-4-0x0000000000310000-0x0000000000322000-memory.dmp

            Filesize

            72KB

          • memory/2644-31-0x00000000741C0000-0x00000000748AE000-memory.dmp

            Filesize

            6.9MB