Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 16:33

General

  • Target

    9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe

  • Size

    310KB

  • MD5

    78f3514c55b4d72c47a0fb5c6e3e488b

  • SHA1

    c427be9654f956cdc30b8595491466f06c89d807

  • SHA256

    9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46

  • SHA512

    da5b79b20bcdd03886d8667d799cf46098d0315b82cd06bd76fcf7be2e00917c6aed4917ccd5283e6fd04785b7ef1f77b27f2fc5e8828950e1556711eb9f5ae9

  • SSDEEP

    6144:hYd37j+80/kxQXMy37mdlZGg3PvUszYFyaIhLkYBtjYaNiE:hY5UJb7mhGFMFhxBFYao

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

Server

C2

sorry.no-ip.biz:5555

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    systim

  • install_file

    windwos.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    abcd1234

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1344
      • C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
        "C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe"
        2⤵
          PID:1444
          • C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
            9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
            3⤵
              PID:1088
            • C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
              9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
              3⤵
              • Adds policy Run key to start application
              • Modifies Installed Components in the registry
              • Adds Run key to start application
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of WriteProcessMemory
              PID:1716
              • C:\Windows\SysWOW64\explorer.exe
                explorer.exe
                4⤵
                • Modifies Installed Components in the registry
                PID:892
              • C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe
                "C:\Users\Admin\AppData\Local\Temp\9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46.exe"
                4⤵
                • Loads dropped DLL
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:856
                • C:\systim\windwos.exe
                  "C:\systim\windwos.exe"
                  5⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2012
              • C:\Program Files\Internet Explorer\iexplore.exe
                "C:\Program Files\Internet Explorer\iexplore.exe"
                4⤵
                  PID:1908
          • C:\systim\windwos.exe
            windwos.exe
            1⤵
            • Executes dropped EXE
            PID:1292
          • C:\systim\windwos.exe
            windwos.exe
            1⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1444

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt

            Filesize

            229KB

            MD5

            9900c7eafe3b6bdf66a3adb9b23a357f

            SHA1

            fafc6d804a987090d956321430f893b2dbd93c00

            SHA256

            8aff1c1a37048ed6bb025a87ed82fad91c1633233f4bd03b0686c72aba39ed94

            SHA512

            3c928fb74d5f21a5e574ec72aab4ade83ad8b2bfda7151630bd86c974395eafcf61db3e88165edd2ac1eceff6b86a7b84f101fc4d0de84f99995b68dbde04eea

          • C:\systim\windwos.exe

            Filesize

            310KB

            MD5

            78f3514c55b4d72c47a0fb5c6e3e488b

            SHA1

            c427be9654f956cdc30b8595491466f06c89d807

            SHA256

            9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46

            SHA512

            da5b79b20bcdd03886d8667d799cf46098d0315b82cd06bd76fcf7be2e00917c6aed4917ccd5283e6fd04785b7ef1f77b27f2fc5e8828950e1556711eb9f5ae9

          • C:\systim\windwos.exe

            Filesize

            310KB

            MD5

            78f3514c55b4d72c47a0fb5c6e3e488b

            SHA1

            c427be9654f956cdc30b8595491466f06c89d807

            SHA256

            9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46

            SHA512

            da5b79b20bcdd03886d8667d799cf46098d0315b82cd06bd76fcf7be2e00917c6aed4917ccd5283e6fd04785b7ef1f77b27f2fc5e8828950e1556711eb9f5ae9

          • C:\systim\windwos.exe

            Filesize

            310KB

            MD5

            78f3514c55b4d72c47a0fb5c6e3e488b

            SHA1

            c427be9654f956cdc30b8595491466f06c89d807

            SHA256

            9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46

            SHA512

            da5b79b20bcdd03886d8667d799cf46098d0315b82cd06bd76fcf7be2e00917c6aed4917ccd5283e6fd04785b7ef1f77b27f2fc5e8828950e1556711eb9f5ae9

          • \systim\windwos.exe

            Filesize

            310KB

            MD5

            78f3514c55b4d72c47a0fb5c6e3e488b

            SHA1

            c427be9654f956cdc30b8595491466f06c89d807

            SHA256

            9ec3eaae73c82ae5ec7824232d6c388b1a1893b543c46716c81daa98e18a7f46

            SHA512

            da5b79b20bcdd03886d8667d799cf46098d0315b82cd06bd76fcf7be2e00917c6aed4917ccd5283e6fd04785b7ef1f77b27f2fc5e8828950e1556711eb9f5ae9

          • memory/856-124-0x0000000024160000-0x00000000241C2000-memory.dmp

            Filesize

            392KB

          • memory/856-123-0x0000000024160000-0x00000000241C2000-memory.dmp

            Filesize

            392KB

          • memory/856-102-0x0000000024160000-0x00000000241C2000-memory.dmp

            Filesize

            392KB

          • memory/892-86-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/892-89-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/892-80-0x0000000074D11000-0x0000000074D13000-memory.dmp

            Filesize

            8KB

          • memory/1292-122-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1344-75-0x0000000024010000-0x0000000024072000-memory.dmp

            Filesize

            392KB

          • memory/1444-54-0x0000000075D71000-0x0000000075D73000-memory.dmp

            Filesize

            8KB

          • memory/1444-69-0x0000000074850000-0x0000000074DFB000-memory.dmp

            Filesize

            5.7MB

          • memory/1716-62-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-64-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-60-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-61-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-59-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-70-0x0000000000401000-0x000000000040D000-memory.dmp

            Filesize

            48KB

          • memory/1716-91-0x00000000240F0000-0x0000000024152000-memory.dmp

            Filesize

            392KB

          • memory/1716-97-0x0000000024160000-0x00000000241C2000-memory.dmp

            Filesize

            392KB

          • memory/1716-72-0x0000000024010000-0x0000000024072000-memory.dmp

            Filesize

            392KB

          • memory/1716-81-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/1716-68-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-58-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-56-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-55-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/1716-66-0x0000000000400000-0x000000000044E000-memory.dmp

            Filesize

            312KB

          • memory/2012-121-0x0000000073500000-0x0000000073AAB000-memory.dmp

            Filesize

            5.7MB