Analysis

  • max time kernel
    150s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 10:14

General

  • Target

    fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe

  • Size

    400KB

  • MD5

    bc2e7a324692d9bd4b1bdb57df7371ec

  • SHA1

    b05c25cd886c41b9772d1e85dc5fd589a4d259d1

  • SHA256

    fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab

  • SHA512

    f883e56a1fb1d1d0565fd20998775f52c49de5360b98e5fd29af3322051e63ca19efa4c324dfd743d48f3c3b89c110e1b2de0614576c3a2e62f10b17b7710d34

  • SSDEEP

    6144:ZIaM9v2/kjz7qrlQTvVH/htyaC+ocDnYwcvm5X1k5adM1ehT:eaue/kHOIl3yh+ocDYnvm5X1i1e9

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Cyber

C2

127.0.0.1:999

jayhax.no-ip.biz:8245

jayhax.no-ip.biz:5150

Jayhax.no-ip.biz:100

Mutex

56RYU5ST7CL482

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    WinDir

  • install_file

    WinUpdate

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    fuckyeah

  • 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
  • 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.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 1 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 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1284
      • C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe
        "C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1928
        • C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe
          "C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.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 use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1568
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            • Suspicious use of AdjustPrivilegeToken
            PID:1664
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:1216
            • C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe
              "C:\Users\Admin\AppData\Local\Temp\fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab.exe"
              4⤵
              • Drops file in System32 directory
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:548

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\Admin2.txt

              Filesize

              225KB

              MD5

              2852cb75b07aed8d64bb0bddfd6af64e

              SHA1

              a7c5ed2fbf9d10342bddbe31759594669a939908

              SHA256

              6dc874ba5a6978b4e3c0f28d3208cca5665f221f227ae3ac8ed51b4831a5f53c

              SHA512

              1b06bc331ede52841e4055ad69c9dbf3ae848ce250731a80e7806eb9d5b572b2f0eea827dde944ab986fd4150da1e53f316c80fd420cfa72a9725e676ab32525

            • C:\Windows\SysWOW64\WinDir\WinUpdate

              Filesize

              400KB

              MD5

              bc2e7a324692d9bd4b1bdb57df7371ec

              SHA1

              b05c25cd886c41b9772d1e85dc5fd589a4d259d1

              SHA256

              fe8f0c79a0aebb41a5799e4fd54006327371a24646faf60bc3fb76eb5cad35ab

              SHA512

              f883e56a1fb1d1d0565fd20998775f52c49de5360b98e5fd29af3322051e63ca19efa4c324dfd743d48f3c3b89c110e1b2de0614576c3a2e62f10b17b7710d34

            • memory/548-104-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/548-103-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/548-101-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/1284-73-0x0000000010410000-0x0000000010475000-memory.dmp

              Filesize

              404KB

            • memory/1568-90-0x00000000104F0000-0x0000000010555000-memory.dmp

              Filesize

              404KB

            • memory/1568-63-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-66-0x0000000076031000-0x0000000076033000-memory.dmp

              Filesize

              8KB

            • memory/1568-67-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-68-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-70-0x0000000010410000-0x0000000010475000-memory.dmp

              Filesize

              404KB

            • memory/1568-54-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-55-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-57-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-79-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/1568-102-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-61-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-60-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-87-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-58-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-65-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-59-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1568-96-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/1664-88-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/1664-84-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/1664-78-0x0000000074781000-0x0000000074783000-memory.dmp

              Filesize

              8KB