Analysis

  • max time kernel
    152s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2022, 01:56

General

  • Target

    15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe

  • Size

    360KB

  • MD5

    6025e55ca26c01da1ddcc0d26dd9c3a8

  • SHA1

    548b69f40d56b23262323e238bc3d264be2499dc

  • SHA256

    15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2

  • SHA512

    c79851f467bfb01bc16e5c9c466d73f6ce5fc64ee22286c049aa5f64f3137dae248727b28ae6b64d70deb2a3249bc6efe622b08fba003859caa2b7bfc33ba4d5

  • SSDEEP

    6144:ctaVIKUR11IAOuiBwal6l1HK86sxrW9gvC8pMA6zlG805tZIVKwzTvSuibEIXOLU:ckmDiBXM1Htb69gax2HtHgTvSF4IX8he

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

C2

dansla.no-ip.org:80

dansla.no-ip.org:81

dansla.no-ip.org:83

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • 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

    texto da mensagem

  • message_box_title

    título 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 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • UPX packed file 16 IoCs

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

  • Loads dropped DLL 1 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe
    "C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe
      C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe
      2⤵
      • Adds policy Run key to start application
      • Modifies Installed Components in the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1540
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
          PID:1704
        • C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe
          "C:\Users\Admin\AppData\Local\Temp\15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2.exe"
          3⤵
          • Loads dropped DLL
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          PID:576
          • C:\install\server.exe
            "C:\install\server.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of SetWindowsHookEx
            PID:1948
            • C:\install\server.exe
              C:\install\server.exe
              5⤵
              • Executes dropped EXE
              PID:1532

    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

            2af930e3b6300a7e89ec551951853ba8

            SHA1

            a2a1bf6dc739a1b3483b0ae353187354c452bd55

            SHA256

            a1d2036e5d1b3c2c509f4d43739878844bb2103331bdd710433bb8ca3d23e090

            SHA512

            490e0fe0baaf9b15e102321e4964d38cc35d07d911ed2fc1e96f555f8f16478799da4186b4ead1e8cbbdddef0bf43de9fb787f62d63cf0e5728b7020614913b6

          • C:\install\server.exe

            Filesize

            360KB

            MD5

            6025e55ca26c01da1ddcc0d26dd9c3a8

            SHA1

            548b69f40d56b23262323e238bc3d264be2499dc

            SHA256

            15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2

            SHA512

            c79851f467bfb01bc16e5c9c466d73f6ce5fc64ee22286c049aa5f64f3137dae248727b28ae6b64d70deb2a3249bc6efe622b08fba003859caa2b7bfc33ba4d5

          • C:\install\server.exe

            Filesize

            360KB

            MD5

            6025e55ca26c01da1ddcc0d26dd9c3a8

            SHA1

            548b69f40d56b23262323e238bc3d264be2499dc

            SHA256

            15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2

            SHA512

            c79851f467bfb01bc16e5c9c466d73f6ce5fc64ee22286c049aa5f64f3137dae248727b28ae6b64d70deb2a3249bc6efe622b08fba003859caa2b7bfc33ba4d5

          • C:\install\server.exe

            Filesize

            360KB

            MD5

            6025e55ca26c01da1ddcc0d26dd9c3a8

            SHA1

            548b69f40d56b23262323e238bc3d264be2499dc

            SHA256

            15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2

            SHA512

            c79851f467bfb01bc16e5c9c466d73f6ce5fc64ee22286c049aa5f64f3137dae248727b28ae6b64d70deb2a3249bc6efe622b08fba003859caa2b7bfc33ba4d5

          • \install\server.exe

            Filesize

            360KB

            MD5

            6025e55ca26c01da1ddcc0d26dd9c3a8

            SHA1

            548b69f40d56b23262323e238bc3d264be2499dc

            SHA256

            15c538e41dee23fcccca4ded334e4df760cdaf597d64ff90cdaa5b0b42ee74b2

            SHA512

            c79851f467bfb01bc16e5c9c466d73f6ce5fc64ee22286c049aa5f64f3137dae248727b28ae6b64d70deb2a3249bc6efe622b08fba003859caa2b7bfc33ba4d5

          • memory/576-104-0x0000000004D90000-0x0000000004DF9000-memory.dmp

            Filesize

            420KB

          • memory/576-84-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/576-107-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/576-79-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/576-82-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/576-85-0x0000000000400000-0x0000000000469000-memory.dmp

            Filesize

            420KB

          • memory/576-108-0x0000000004D90000-0x0000000004DF9000-memory.dmp

            Filesize

            420KB

          • memory/1532-103-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1532-102-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1532-105-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1532-106-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-66-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-61-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-76-0x0000000024080000-0x00000000240E2000-memory.dmp

            Filesize

            392KB

          • memory/1540-70-0x0000000024010000-0x0000000024072000-memory.dmp

            Filesize

            392KB

          • memory/1540-57-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-68-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-67-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-58-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-60-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1540-65-0x0000000075111000-0x0000000075113000-memory.dmp

            Filesize

            8KB

          • memory/1540-81-0x0000000000400000-0x0000000000457000-memory.dmp

            Filesize

            348KB

          • memory/1752-64-0x0000000000400000-0x0000000000469000-memory.dmp

            Filesize

            420KB

          • memory/1752-56-0x0000000000400000-0x0000000000469000-memory.dmp

            Filesize

            420KB

          • memory/1948-101-0x0000000000400000-0x0000000000469000-memory.dmp

            Filesize

            420KB