Analysis

  • max time kernel
    169s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 22:59

General

  • Target

    97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe

  • Size

    378KB

  • MD5

    8d9ee635dc976d03beb2619b3b81dae2

  • SHA1

    a57e21c58c85baa7e9eb237cf7ad3d980f93d654

  • SHA256

    97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

  • SHA512

    851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

  • SSDEEP

    6144:J4GN/rRogedcI+MV8r8IFaNhc23rLD1cAA25JtURpwi03gI/qBisAqx:JJ1eKhzw02bLD1cl25JtUu/qBiN+

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

ÖÖÍíÉ

C2

soso79.zapto.org:82

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    svchost.exe

  • install_file

    windows.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    t?tulo da mensagem

  • 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 4 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2724
      • C:\Users\Admin\AppData\Local\Temp\97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe
        "C:\Users\Admin\AppData\Local\Temp\97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:424
        • C:\Users\Admin\AppData\Local\Temp\97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:5064
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            PID:2056
            • C:\windows\SysWOW64\microsoft\windows.exe
              "C:\windows\system32\microsoft\windows.exe"
              5⤵
              • Executes dropped EXE
              • Drops file in System32 directory
              • Suspicious use of SetThreadContext
              • Suspicious use of SetWindowsHookEx
              PID:1972
              • C:\windows\SysWOW64\microsoft\windows.exe
                6⤵
                • Executes dropped EXE
                PID:3716
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 576
                  7⤵
                  • Program crash
                  PID:3924
          • C:\Users\Admin\AppData\Local\Temp\97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe
            "C:\Users\Admin\AppData\Local\Temp\97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743.exe"
            4⤵
            • Checks computer location settings
            • Drops file in System32 directory
            • Modifies registry class
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:5116
            • C:\windows\SysWOW64\microsoft\windows.exe
              "C:\windows\system32\microsoft\windows.exe"
              5⤵
              • Executes dropped EXE
              • Drops file in System32 directory
              • Suspicious use of SetThreadContext
              • Suspicious use of SetWindowsHookEx
              PID:3644
              • C:\windows\SysWOW64\microsoft\windows.exe
                6⤵
                • Executes dropped EXE
                PID:3632
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3632 -s 548
                  7⤵
                  • Program crash
                  PID:2108
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3716 -ip 3716
      1⤵
        PID:3468
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3632 -ip 3632
        1⤵
          PID:556

        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

          3c74839533bcbbe4670f0435edcc367f

          SHA1

          a6de711f9a879e557e7e4035423a1cb5ef7a96e7

          SHA256

          2212dd9d07c121964d0562abf015e210ee8c54b13c58db36b81e1f37d33399f4

          SHA512

          905fc2f734222021e31dc11857e0ec3a25276615733932712b29b5052a4b07d28bb39f67c0a5d6af36e92c45923d436b183c6f2c8de37109079e0eea2c1ac4b2

        • C:\Windows\SysWOW64\microsoft\windows.exe

          Filesize

          378KB

          MD5

          8d9ee635dc976d03beb2619b3b81dae2

          SHA1

          a57e21c58c85baa7e9eb237cf7ad3d980f93d654

          SHA256

          97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

          SHA512

          851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

        • C:\Windows\SysWOW64\microsoft\windows.exe

          Filesize

          378KB

          MD5

          8d9ee635dc976d03beb2619b3b81dae2

          SHA1

          a57e21c58c85baa7e9eb237cf7ad3d980f93d654

          SHA256

          97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

          SHA512

          851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

        • C:\Windows\SysWOW64\microsoft\windows.exe

          Filesize

          378KB

          MD5

          8d9ee635dc976d03beb2619b3b81dae2

          SHA1

          a57e21c58c85baa7e9eb237cf7ad3d980f93d654

          SHA256

          97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

          SHA512

          851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

        • C:\Windows\SysWOW64\microsoft\windows.exe

          Filesize

          378KB

          MD5

          8d9ee635dc976d03beb2619b3b81dae2

          SHA1

          a57e21c58c85baa7e9eb237cf7ad3d980f93d654

          SHA256

          97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

          SHA512

          851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

        • \??\c:\windows\SysWOW64\microsoft\windows.exe

          Filesize

          378KB

          MD5

          8d9ee635dc976d03beb2619b3b81dae2

          SHA1

          a57e21c58c85baa7e9eb237cf7ad3d980f93d654

          SHA256

          97fd9f90ea056f01f55b691d3b4ddfc163a86dac4407ca14e6073be977d30743

          SHA512

          851bd960a8f74ad1fe45409ab46d92cfb31e8d97a46f10cfe6fe5b01bb2f0225019d758d3a05ecb3507a9cc20c5ee7720108117c5ee811988f6ba2a217f85141

        • memory/424-134-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/424-140-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/424-135-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/1972-176-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2056-151-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/2056-154-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/3632-189-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/3644-187-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/3716-177-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/3716-188-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5064-138-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5064-166-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5064-137-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5064-162-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB

        • memory/5064-156-0x0000000002400000-0x0000000002462000-memory.dmp

          Filesize

          392KB

        • memory/5064-148-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/5064-143-0x0000000024010000-0x0000000024072000-memory.dmp

          Filesize

          392KB

        • memory/5064-141-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5064-139-0x0000000000400000-0x0000000000450000-memory.dmp

          Filesize

          320KB

        • memory/5116-167-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB

        • memory/5116-165-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB

        • memory/5116-161-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/5116-190-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB