Analysis

  • max time kernel
    152s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 16:47

General

  • Target

    d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe

  • Size

    413KB

  • MD5

    9464ce6e3afa690fcc7ed1f6a6e1b3e1

  • SHA1

    017d3429ae0954332576edb1f1903b8cb795dc28

  • SHA256

    d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

  • SHA512

    6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

  • SSDEEP

    12288:+iSC/HRo+iLb0Be5Wqp7ssBlRwWW6o6da:piJJ7zBlRwSo6d

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

system

C2

javanetwork.servehttp.com:4711

Mutex

8O0F8C456M4VOS

Attributes
  • enable_keylogger

    false

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    system

  • install_file

    updates.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    123456

  • regkey_hklm

    dsaggdsdgs

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 4 IoCs
  • UPX packed file 9 IoCs

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

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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:1232
      • C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe
        "C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:968
        • C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe
          "C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe"
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1108
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            • Suspicious use of AdjustPrivilegeToken
            PID:1612
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:1696
            • C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe
              "C:\Users\Admin\AppData\Local\Temp\d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34.exe"
              4⤵
              • Loads dropped DLL
              • Drops file in Windows directory
              • Suspicious use of AdjustPrivilegeToken
              PID:1652
              • C:\WINDOWS\system\system\updates.exe
                "C:\WINDOWS\system\system\updates.exe"
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                PID:364
                • C:\WINDOWS\system\system\updates.exe
                  "C:\WINDOWS\system\system\updates.exe"
                  6⤵
                  • Executes dropped EXE
                  PID:432

      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\Admin2.txt
        Filesize

        224KB

        MD5

        2c60d3649adb0c92af14f77b8fb27c74

        SHA1

        6a84fb06421dad2e67d6e44c80f4b5d7c64773ab

        SHA256

        971d8f052cf62ac424eaf730ab6f6e4a395486bc7c414995c8a13042765c1cc8

        SHA512

        5dfd10095295129ce07a1edd800a7ef32bb71243a57f2f8ff77ce1eb54fdb3538b6483753afc253299f797bc64523c771da4802ae5931ad20c257fbdf0e9eac3

      • C:\WINDOWS\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • C:\Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • C:\Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • \Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • \Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • \Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • \Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • \Windows\system\system\updates.exe
        Filesize

        413KB

        MD5

        9464ce6e3afa690fcc7ed1f6a6e1b3e1

        SHA1

        017d3429ae0954332576edb1f1903b8cb795dc28

        SHA256

        d95d0d1f89781035e62d927c93e75fc8564c9ffc1ef72d954c58d9f5f25dbf34

        SHA512

        6fc13df02870a620babba0aaf1ea1397c190b69da3b3b32edac1ee06ea3fae5e12cec9fdb8c7e603a2f298ba742d9c9cd8500fdf4584385f3512a02918f061d5

      • memory/364-142-0x00000000734D0000-0x0000000073A7B000-memory.dmp
        Filesize

        5.7MB

      • memory/364-131-0x0000000000000000-mapping.dmp
      • memory/364-152-0x00000000734D0000-0x0000000073A7B000-memory.dmp
        Filesize

        5.7MB

      • memory/432-150-0x000000000040E1A8-mapping.dmp
      • memory/968-54-0x0000000075351000-0x0000000075353000-memory.dmp
        Filesize

        8KB

      • memory/968-68-0x0000000074450000-0x00000000749FB000-memory.dmp
        Filesize

        5.7MB

      • memory/968-55-0x0000000074450000-0x00000000749FB000-memory.dmp
        Filesize

        5.7MB

      • memory/1108-95-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-72-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-80-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-82-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-84-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-86-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-88-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-90-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-92-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-94-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-76-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-97-0x0000000010410000-0x0000000010475000-memory.dmp
        Filesize

        404KB

      • memory/1108-56-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-102-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-57-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-59-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-107-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1108-60-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-74-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-78-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-61-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-117-0x00000000104F0000-0x0000000010555000-memory.dmp
        Filesize

        404KB

      • memory/1108-62-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-123-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/1108-63-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-128-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-70-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-67-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-65-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1108-66-0x000000000040E1A8-mapping.dmp
      • memory/1232-100-0x0000000010410000-0x0000000010475000-memory.dmp
        Filesize

        404KB

      • memory/1612-115-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1612-112-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1612-106-0x00000000748B1000-0x00000000748B3000-memory.dmp
        Filesize

        8KB

      • memory/1612-104-0x0000000000000000-mapping.dmp
      • memory/1652-129-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/1652-121-0x0000000000000000-mapping.dmp
      • memory/1652-137-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/1652-153-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB