Analysis

  • max time kernel
    193s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 16:51

General

  • Target

    a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391.exe

  • Size

    272KB

  • MD5

    55b1779ce2eb14cc41d1f13454b2bbe9

  • SHA1

    579629d210e9246ed8dd6cfe22db2eb258ecf471

  • SHA256

    a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391

  • SHA512

    44e7259aa23618ff5318cb6a520df6ec4976b1bd86a2eadcea33b703abf80dd5b9266af139138e73c7228d4a474ce1e2f9ac9683efc7b5657d391e6cad791fb2

  • SSDEEP

    6144:zk4qm9Myqn2Y52IuXK8ZjUcBAtECiNkZm4HPU7axjNcBE7B1GqL:I91nv52r9txkc8+Q2O7dL

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

deneme

C2

onuroymen.no-ip.org:81

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

    svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    1111

  • 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
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 20 IoCs

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

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

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1252
      • C:\Users\Admin\AppData\Local\Temp\a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391.exe
        "C:\Users\Admin\AppData\Local\Temp\a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391.exe"
        2⤵
        • 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 behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1968
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1316
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:1920
          • C:\Users\Admin\AppData\Local\Temp\a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391.exe
            "C:\Users\Admin\AppData\Local\Temp\a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:684
            • C:\Windows\SysWOW64\install\svchost.exe
              "C:\Windows\system32\install\svchost.exe"
              4⤵
              • Executes dropped EXE
              PID:1556

      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

        b28f3c35670f3a56eec1e0689bd0aff7

        SHA1

        a4fb154fcfe282d92dc8837f3c5951fb43ef57f7

        SHA256

        0e9b4ed0f62805f8e539f3416208a2d6c45c502fdf8099c10c2a4ef3b07b9b6a

        SHA512

        3624c72206de28db76f34ff14f51250a8f835b0b4d23b97cd7e17b884a802c9401349baa8ba674a15b10959ca720488418ad903f742bafc101a2167c537af8d9

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

        Filesize

        272KB

        MD5

        55b1779ce2eb14cc41d1f13454b2bbe9

        SHA1

        579629d210e9246ed8dd6cfe22db2eb258ecf471

        SHA256

        a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391

        SHA512

        44e7259aa23618ff5318cb6a520df6ec4976b1bd86a2eadcea33b703abf80dd5b9266af139138e73c7228d4a474ce1e2f9ac9683efc7b5657d391e6cad791fb2

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

        Filesize

        272KB

        MD5

        55b1779ce2eb14cc41d1f13454b2bbe9

        SHA1

        579629d210e9246ed8dd6cfe22db2eb258ecf471

        SHA256

        a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391

        SHA512

        44e7259aa23618ff5318cb6a520df6ec4976b1bd86a2eadcea33b703abf80dd5b9266af139138e73c7228d4a474ce1e2f9ac9683efc7b5657d391e6cad791fb2

      • \Windows\SysWOW64\install\svchost.exe

        Filesize

        272KB

        MD5

        55b1779ce2eb14cc41d1f13454b2bbe9

        SHA1

        579629d210e9246ed8dd6cfe22db2eb258ecf471

        SHA256

        a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391

        SHA512

        44e7259aa23618ff5318cb6a520df6ec4976b1bd86a2eadcea33b703abf80dd5b9266af139138e73c7228d4a474ce1e2f9ac9683efc7b5657d391e6cad791fb2

      • \Windows\SysWOW64\install\svchost.exe

        Filesize

        272KB

        MD5

        55b1779ce2eb14cc41d1f13454b2bbe9

        SHA1

        579629d210e9246ed8dd6cfe22db2eb258ecf471

        SHA256

        a519e95d0b6ec5d3af802ac08318f7953b41057ece5804a06f0c388b5ba26391

        SHA512

        44e7259aa23618ff5318cb6a520df6ec4976b1bd86a2eadcea33b703abf80dd5b9266af139138e73c7228d4a474ce1e2f9ac9683efc7b5657d391e6cad791fb2

      • memory/684-100-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/684-97-0x0000000005160000-0x00000000051B5000-memory.dmp

        Filesize

        340KB

      • memory/684-88-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/684-101-0x0000000005160000-0x00000000051B5000-memory.dmp

        Filesize

        340KB

      • memory/684-102-0x0000000005160000-0x00000000051B5000-memory.dmp

        Filesize

        340KB

      • memory/684-90-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/684-91-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/684-81-0x0000000000000000-mapping.dmp

      • memory/1252-60-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1316-71-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1316-75-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1316-63-0x0000000000000000-mapping.dmp

      • memory/1316-65-0x00000000750C1000-0x00000000750C3000-memory.dmp

        Filesize

        8KB

      • memory/1556-98-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/1556-94-0x0000000000000000-mapping.dmp

      • memory/1556-99-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/1968-74-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/1968-54-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/1968-66-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1968-77-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/1968-89-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/1968-83-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1968-57-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1968-55-0x0000000075811000-0x0000000075813000-memory.dmp

        Filesize

        8KB