Analysis

  • max time kernel
    189s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 17:22

General

  • Target

    6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7.exe

  • Size

    276KB

  • MD5

    4c49b13e78be30704ceb69c781c3f3fa

  • SHA1

    8000c6e592ba10a77cf91fc5870015f6c417e7dc

  • SHA256

    6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

  • SHA512

    b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

  • SSDEEP

    6144:/4ABF94x3pAuO/50BTnyZsSaXhh4XAS79hO9R0O91FG+N:wUtGLyWSKaAS79MEqfG6

Malware Config

Extracted

Family

cybergate

Version

v1.05.1

Botnet

remote

C2

3xch4ng3.no-ip.biz:90

Mutex

3ODETYQW7J5TYH

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Error Code : 1234 0xC0001234

  • message_box_title

    Unable to open file.

  • password

    cybergate

  • 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
  • Drops file in Drivers directory 2 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 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1216
      • C:\Users\Admin\AppData\Local\Temp\6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7.exe
        "C:\Users\Admin\AppData\Local\Temp\6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7.exe"
        2⤵
        • Adds policy Run key to start application
        • Drops file in Drivers directory
        • Modifies Installed Components in the registry
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1980
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          • Loads dropped DLL
          PID:1272
          • C:\WINDOWS\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
            "C:\WINDOWS\system32\drivers\directory\CyberGate\install\svchost.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:1632
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:1876
          • C:\Users\Admin\AppData\Local\Temp\6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7.exe
            "C:\Users\Admin\AppData\Local\Temp\6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7.exe"
            3⤵
            • Loads dropped DLL
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:592
            • C:\WINDOWS\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
              "C:\WINDOWS\system32\drivers\directory\CyberGate\install\svchost.exe"
              4⤵
              • Executes dropped EXE
              PID:1056

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      3
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        222KB

        MD5

        21d71ed0e1177fd8fdd93d00e36f26f0

        SHA1

        f2e94dbda6f9573ccdc3c83344cfded926aa6d53

        SHA256

        a3dca24f0dcd48e277d849382a6461a3ea8a043353929984583a84ed72f2621c

        SHA512

        bcc11de9f9ff40afb34fc0b305f82e8ee28d8fadc92bece065e0202b195cecf3034eead7cffea2cc8e277d996f5f4fd9b186775cef9b535c6cb827d3a97b0fc1

      • C:\Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • C:\Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • \??\c:\WINDOWS\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • \Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • \Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • \Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • \Windows\SysWOW64\drivers\directory\CyberGate\install\svchost.exe
        Filesize

        276KB

        MD5

        4c49b13e78be30704ceb69c781c3f3fa

        SHA1

        8000c6e592ba10a77cf91fc5870015f6c417e7dc

        SHA256

        6e93a7eae8cfc5ebd7fa990757037411ba0a8d8294a09162d49f0e59eb3853f7

        SHA512

        b901a87a97353f181af923a1d6f237a721c1cdec98190b5fc5fb03735584cf13114152cb24f24c365d10beecc4158c501fc7dd2045714e87a45a47ff4878b8c4

      • memory/592-92-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/592-91-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/592-84-0x0000000000000000-mapping.dmp
      • memory/592-98-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1056-95-0x0000000000000000-mapping.dmp
      • memory/1216-59-0x0000000010410000-0x0000000010471000-memory.dmp
        Filesize

        388KB

      • memory/1272-70-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1272-73-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1272-64-0x0000000074B91000-0x0000000074B93000-memory.dmp
        Filesize

        8KB

      • memory/1272-62-0x0000000000000000-mapping.dmp
      • memory/1632-79-0x0000000000000000-mapping.dmp
      • memory/1980-86-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1980-75-0x00000000104F0000-0x0000000010551000-memory.dmp
        Filesize

        388KB

      • memory/1980-54-0x0000000075931000-0x0000000075933000-memory.dmp
        Filesize

        8KB

      • memory/1980-65-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1980-56-0x0000000010410000-0x0000000010471000-memory.dmp
        Filesize

        388KB