Analysis

  • max time kernel
    150s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 15:44

General

  • Target

    dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe

  • Size

    558KB

  • MD5

    81ffd3354f5cb92f9e7db4d57ad9cde9

  • SHA1

    170b9dabed7eea901d7b048b030318e66630e160

  • SHA256

    dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

  • SHA512

    be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

  • SSDEEP

    12288:tHLUMuiv9RgfSjAzRty4yOc6PjOIOnsbXN5P+uPo4D:VtARtXVensb7PM4D

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

remote

C2

mirelly27.no-ip.org:999

Mutex

B650PBL57J02K0

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    explorer.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    cybergate

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 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 22 IoCs

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

  • Loads dropped DLL 4 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 4 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: 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:1212
      • C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe
        "C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1744
        • C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe
          "C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe"
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1220
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            • Suspicious use of AdjustPrivilegeToken
            PID:276
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:432
            • C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe
              "C:\Users\Admin\AppData\Local\Temp\dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e.exe"
              4⤵
              • Loads dropped DLL
              • Drops file in System32 directory
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:1924
              • C:\Windows\SysWOW64\install\explorer.exe
                "C:\Windows\system32\install\explorer.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                PID:540
                • C:\Windows\SysWOW64\install\explorer.exe
                  "C:\Windows\SysWOW64\install\explorer.exe"
                  6⤵
                  • Executes dropped EXE
                  PID:1948
            • C:\Windows\SysWOW64\install\explorer.exe
              "C:\Windows\system32\install\explorer.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              PID:1412
              • C:\Windows\SysWOW64\install\explorer.exe
                "C:\Windows\SysWOW64\install\explorer.exe"
                5⤵
                • Executes dropped EXE
                PID:1252

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        224KB

        MD5

        37674d7eac07f5b34dd6405130a2a71b

        SHA1

        d395e108bf5234bd988b55b096ad7a2e7ad92d8f

        SHA256

        42791641a9d74d4fd5f64a9ae1a93ec6d8fcf82852b6359b68d77543c7501ca7

        SHA512

        875d4fc654ed82634bd07bb9f6040fc66e1a30541e41b7a39f8ee525a2b757ec6fa62454b1f8282788246d4d00217a2e9ad4688f6584f13c858659738ff1ca8f

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

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

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

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

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

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

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

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

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

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

      • \Windows\SysWOW64\install\explorer.exe

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

      • \Windows\SysWOW64\install\explorer.exe

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

      • \Windows\SysWOW64\install\explorer.exe

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

      • \Windows\SysWOW64\install\explorer.exe

        Filesize

        558KB

        MD5

        81ffd3354f5cb92f9e7db4d57ad9cde9

        SHA1

        170b9dabed7eea901d7b048b030318e66630e160

        SHA256

        dc394d67c82124166f5694ba5bf2f9fce862cd6b802f8b0fd2d677f6b08b4b0e

        SHA512

        be4fc1edfd06db1f7478fcacc666874548c404b2aab8e9c8b8df9c411aeac075d16870d02acde1c17118d232616897b8410a2349bcb56bf994d4e6fbf1c89ead

      • memory/276-85-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/276-88-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/276-79-0x00000000745A1000-0x00000000745A3000-memory.dmp

        Filesize

        8KB

      • memory/540-144-0x0000000000400000-0x00000000004A9000-memory.dmp

        Filesize

        676KB

      • memory/1212-74-0x0000000010410000-0x0000000010475000-memory.dmp

        Filesize

        404KB

      • memory/1220-80-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/1220-71-0x0000000010410000-0x0000000010475000-memory.dmp

        Filesize

        404KB

      • memory/1220-69-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-68-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-90-0x00000000104F0000-0x0000000010555000-memory.dmp

        Filesize

        404KB

      • memory/1220-66-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-96-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/1220-62-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-61-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-60-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-59-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-56-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-106-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-58-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1220-55-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1252-125-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1252-149-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1252-117-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1252-148-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB

      • memory/1412-122-0x0000000000400000-0x00000000004A9000-memory.dmp

        Filesize

        676KB

      • memory/1744-65-0x0000000000400000-0x00000000004A9000-memory.dmp

        Filesize

        676KB

      • memory/1744-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

        Filesize

        8KB

      • memory/1924-119-0x0000000000400000-0x00000000004A9000-memory.dmp

        Filesize

        676KB

      • memory/1924-101-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/1924-123-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/1924-150-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/1924-151-0x000000000AAA0000-0x000000000AB49000-memory.dmp

        Filesize

        676KB

      • memory/1924-152-0x000000000AAA0000-0x000000000AB49000-memory.dmp

        Filesize

        676KB

      • memory/1948-147-0x0000000000400000-0x0000000000451000-memory.dmp

        Filesize

        324KB