Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 13:13

General

  • Target

    bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe

  • Size

    439KB

  • MD5

    50fdcc3ca6fed257bb27f94c028815ed

  • SHA1

    d95b015871ca459f597dd88cac36c045e6b108c8

  • SHA256

    bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

  • SHA512

    ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

  • SSDEEP

    6144:9YFsggkSm10LL+B4uPU/UuopqECEI24FTr+zjksG0C2UwLCARw:9sRWLLEJU/Op+3xCJUSCARw

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

admin

C2

zzz11.no-ip.biz:5545

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    msnmsqr.exe

  • install_dir

    msnmsqr

  • install_file

    msnmsqr.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    123135

  • 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 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 5 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: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1392
      • C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe
        "C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1480
        • C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe
          "C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe"
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1212
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            PID:1420
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:1916
            • C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe
              "C:\Users\Admin\AppData\Local\Temp\bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916.exe"
              4⤵
              • Loads dropped DLL
              • Drops file in System32 directory
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:976
              • C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe
                "C:\Windows\system32\msnmsqr\msnmsqr.exe"
                5⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                • Suspicious use of SetThreadContext
                • Suspicious use of SetWindowsHookEx
                PID:1604
                • C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe
                  "C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe"
                  6⤵
                  • Executes dropped EXE
                  PID:1932

      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

        ed628a9fe8f8b354a18b983a5f4b681d

        SHA1

        3454c5f1387c322c453ea3b9c27cf4a625bc4095

        SHA256

        601e10189a42e63e10e7f4498b927ab2e306817cedf73f7869f5d89c95cb63c4

        SHA512

        dca7f5f43e0ade3f34e80ecad168c1bb2a050a23fc41958ecbef52c1adb35416ed9f63820aafac0c4bfcf8688e103f02533b26c254fdcccd67c712c45c29603c

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4063495947-34355257-727531523-1000\88603cb2913a7df3fbd16b5f958e6447_8e28fefd-2db0-4dd4-85d7-665f2cf2c74b

        Filesize

        51B

        MD5

        5fc2ac2a310f49c14d195230b91a8885

        SHA1

        90855cc11136ba31758fe33b5cf9571f9a104879

        SHA256

        374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

        SHA512

        ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

      • C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe

        Filesize

        439KB

        MD5

        50fdcc3ca6fed257bb27f94c028815ed

        SHA1

        d95b015871ca459f597dd88cac36c045e6b108c8

        SHA256

        bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

        SHA512

        ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

      • C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe

        Filesize

        439KB

        MD5

        50fdcc3ca6fed257bb27f94c028815ed

        SHA1

        d95b015871ca459f597dd88cac36c045e6b108c8

        SHA256

        bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

        SHA512

        ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

      • C:\Windows\SysWOW64\msnmsqr\msnmsqr.exe

        Filesize

        439KB

        MD5

        50fdcc3ca6fed257bb27f94c028815ed

        SHA1

        d95b015871ca459f597dd88cac36c045e6b108c8

        SHA256

        bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

        SHA512

        ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

      • \Windows\SysWOW64\msnmsqr\msnmsqr.exe

        Filesize

        439KB

        MD5

        50fdcc3ca6fed257bb27f94c028815ed

        SHA1

        d95b015871ca459f597dd88cac36c045e6b108c8

        SHA256

        bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

        SHA512

        ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

      • \Windows\SysWOW64\msnmsqr\msnmsqr.exe

        Filesize

        439KB

        MD5

        50fdcc3ca6fed257bb27f94c028815ed

        SHA1

        d95b015871ca459f597dd88cac36c045e6b108c8

        SHA256

        bfb85a70f59487ff711fd400c53d4ebac039a513db4acfa8d96ae301eed49916

        SHA512

        ff43567c609b6bd8d16f468278eb4decc5289c6d411bdd725c4c202f69cfe612040dbee9b1dbbc150cab5c1317f47b0b44aa5f4102c7a086c6ce018ee2a7419f

      • memory/976-129-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/976-104-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/976-102-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/976-95-0x0000000000000000-mapping.dmp

      • memory/1212-66-0x000000000040BBF4-mapping.dmp

      • memory/1212-61-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-72-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1212-57-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-59-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-60-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-81-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1212-70-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-69-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-68-0x00000000758B1000-0x00000000758B3000-memory.dmp

        Filesize

        8KB

      • memory/1212-62-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-91-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/1212-56-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-97-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1212-67-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-103-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-65-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1212-63-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1392-75-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1420-89-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1420-86-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1420-80-0x0000000074841000-0x0000000074843000-memory.dmp

        Filesize

        8KB

      • memory/1420-78-0x0000000000000000-mapping.dmp

      • memory/1604-107-0x0000000000000000-mapping.dmp

      • memory/1932-122-0x000000000040BBF4-mapping.dmp

      • memory/1932-126-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1932-127-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB

      • memory/1932-128-0x0000000000400000-0x000000000044E000-memory.dmp

        Filesize

        312KB