Analysis

  • max time kernel
    150s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2022, 02:09

General

  • Target

    6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe

  • Size

    737KB

  • MD5

    da6c55b1b2a21e22bb4c74e8bae276e8

  • SHA1

    1b0f513100fe2f8cef54bc1e54638a701c51f74f

  • SHA256

    6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

  • SHA512

    b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

  • SSDEEP

    12288:sdiMUWMkEep91VVMvKI95IQ0lm78mjVsPlccP+48f+bCr:sdiMUWMkEep91VVekQ0o78DlccPL/e

Malware Config

Extracted

Family

cybergate

Version

2.7 Beta 02

Botnet

vítima

C2

macaracar40.no-ip.info:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Sistem 'Mzq3lt 000000324' sisteminizde yüklü olmadýðýndan dosya açýlamýyor.

  • message_box_title

    ERROR 'Mzq3lt'

  • password

    abcd1234

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 2 IoCs
  • UPX packed file 18 IoCs

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

  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 3 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.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe
    "C:\Users\Admin\AppData\Local\Temp\6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe"
    1⤵
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe
      2⤵
      • Adds policy Run key to start application
      • Modifies Installed Components in the registry
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
          PID:1640
        • C:\Users\Admin\AppData\Local\Temp\6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe
          "C:\Users\Admin\AppData\Local\Temp\6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e.exe"
          3⤵
          • Loads dropped DLL
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          PID:536
          • C:\Windows\SysWOW64\install\server.exe
            "C:\Windows\system32\install\server.exe"
            4⤵
            • Executes dropped EXE
            • Checks BIOS information in registry
            • Drops file in System32 directory
            • Suspicious use of SetThreadContext
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:1676
            • C:\Windows\SysWOW64\install\server.exe
              5⤵
              • Executes dropped EXE
              PID:1924

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\5C4E791B.TMP

            Filesize

            78B

            MD5

            160403db861be5c03b40f106d12dd7d7

            SHA1

            999aab37d39df860713b668567b74f40d68ff462

            SHA256

            cf3cc6edfb9ed488eed94efe1f379e165501197b90de7df5041c77dd86db2427

            SHA512

            8c911466ae2deba94f1e94209f6319fd82dd23f33a91d108e59e2f77e27abcf506744d4934d70c5082678408a31bca1255bd48c2ecc6aec16b2c66ae02ba84c1

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

            Filesize

            230KB

            MD5

            ffc4a8e3c1c9815878119da76433940d

            SHA1

            2b59cbc49e836df01c43290f99cc9612edd6dea3

            SHA256

            a0b5e8f29b262a2e0d98e57a143969a2e5fe4f47ab7293b324eb9107b533bf77

            SHA512

            048c2d60fa100c60df602db71c5160a2ee4a90a93e3e13be78dace4129afe32affcefe1f3887a9635bc230134900a40bc3c3ff3a41665752f2781ec70a7dcd17

          • C:\Windows\SysWOW64\install\server.exe

            Filesize

            737KB

            MD5

            da6c55b1b2a21e22bb4c74e8bae276e8

            SHA1

            1b0f513100fe2f8cef54bc1e54638a701c51f74f

            SHA256

            6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

            SHA512

            b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

          • C:\Windows\SysWOW64\install\server.exe

            Filesize

            737KB

            MD5

            da6c55b1b2a21e22bb4c74e8bae276e8

            SHA1

            1b0f513100fe2f8cef54bc1e54638a701c51f74f

            SHA256

            6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

            SHA512

            b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

          • C:\Windows\SysWOW64\install\server.exe

            Filesize

            737KB

            MD5

            da6c55b1b2a21e22bb4c74e8bae276e8

            SHA1

            1b0f513100fe2f8cef54bc1e54638a701c51f74f

            SHA256

            6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

            SHA512

            b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

          • \Windows\SysWOW64\install\server.exe

            Filesize

            737KB

            MD5

            da6c55b1b2a21e22bb4c74e8bae276e8

            SHA1

            1b0f513100fe2f8cef54bc1e54638a701c51f74f

            SHA256

            6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

            SHA512

            b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

          • \Windows\SysWOW64\install\server.exe

            Filesize

            737KB

            MD5

            da6c55b1b2a21e22bb4c74e8bae276e8

            SHA1

            1b0f513100fe2f8cef54bc1e54638a701c51f74f

            SHA256

            6af9c00c9e02b21d3077bc54f438fa6faab0d653a6d7533bb8355819ca53eb3e

            SHA512

            b1611dc3100957d7658cecfe9ad53207fbac37a9035857c0639a321e307d63ecfe4308ec7f6150c64a104c82b711b0e150152543d1e824790a77b5c9260d7e54

          • memory/536-86-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/536-95-0x0000000000400000-0x00000000004A5000-memory.dmp

            Filesize

            660KB

          • memory/536-93-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/536-94-0x0000000004D20000-0x0000000004DC5000-memory.dmp

            Filesize

            660KB

          • memory/536-121-0x0000000004D20000-0x0000000004DC5000-memory.dmp

            Filesize

            660KB

          • memory/536-124-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/536-89-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/944-73-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-71-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-77-0x0000000024010000-0x0000000024072000-memory.dmp

            Filesize

            392KB

          • memory/944-88-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-75-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-74-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-62-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-63-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-65-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/944-83-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/944-66-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1672-55-0x0000000001D00000-0x0000000001D48000-memory.dmp

            Filesize

            288KB

          • memory/1672-69-0x0000000000400000-0x00000000004A5000-memory.dmp

            Filesize

            660KB

          • memory/1672-70-0x0000000001D01000-0x0000000001D2F000-memory.dmp

            Filesize

            184KB

          • memory/1672-54-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

            Filesize

            8KB

          • memory/1676-100-0x00000000003B0000-0x00000000003F8000-memory.dmp

            Filesize

            288KB

          • memory/1676-116-0x0000000000400000-0x00000000004A5000-memory.dmp

            Filesize

            660KB

          • memory/1676-117-0x00000000003B1000-0x00000000003DF000-memory.dmp

            Filesize

            184KB

          • memory/1924-119-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1924-120-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1924-122-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1924-123-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB