Analysis

  • max time kernel
    151s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2022 19:05

General

  • Target

    54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe

  • Size

    332KB

  • MD5

    0d339212a61cfdcb193c07cf82f9ba8c

  • SHA1

    04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

  • SHA256

    54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

  • SHA512

    7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

  • SSDEEP

    6144:2QaebYyFI08UsCpCqVu4eZzA6NuunCI+dxIHXAFCWbgzcOTcPidCWcw/GZ+e:rezA6guCI+dxIwHjOwi5/GEe

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

víttima

C2

solosavoia.no-ip.org:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    spynet

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    error driver obsolet

  • message_box_title

    título da mensagem

  • password

    abcd1234

  • 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 2 IoCs
  • UPX packed file 18 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 5 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: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1384
      • C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe
        "C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe
          "C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe"
          3⤵
          • Adds policy Run key to start application
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:836
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
              PID:2036
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              4⤵
                PID:552
              • C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe
                "C:\Users\Admin\AppData\Local\Temp\54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781.exe"
                4⤵
                • Loads dropped DLL
                • Drops file in System32 directory
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:1628
                • C:\Windows\SysWOW64\spynet\server.exe
                  "C:\Windows\system32\spynet\server.exe"
                  5⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Suspicious use of SetWindowsHookEx
                  PID:696
                  • C:\Windows\SysWOW64\spynet\server.exe
                    "C:\Windows\SysWOW64\spynet\server.exe"
                    6⤵
                    • Executes dropped EXE
                    PID:1832

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          229KB

          MD5

          37469d8a59972a65b1e32ade6ec37711

          SHA1

          47c08f277c28e9b3a57dd5b123a05d53f339d3a5

          SHA256

          416ce23b21aaf08a822c9887348130a9c71a24fb33e4baf990e4ac98f125accd

          SHA512

          d69c89ec60ee1334746a310315ecc63221d1ebc969d8c4b2c471a3199ccbb55991301559778b1e060db79ffffabb91071932dde73ee91bd862de3544c5a05e44

        • C:\Windows\SysWOW64\spynet\server.exe

          Filesize

          332KB

          MD5

          0d339212a61cfdcb193c07cf82f9ba8c

          SHA1

          04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

          SHA256

          54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

          SHA512

          7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

        • C:\Windows\SysWOW64\spynet\server.exe

          Filesize

          332KB

          MD5

          0d339212a61cfdcb193c07cf82f9ba8c

          SHA1

          04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

          SHA256

          54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

          SHA512

          7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

        • C:\Windows\SysWOW64\spynet\server.exe

          Filesize

          332KB

          MD5

          0d339212a61cfdcb193c07cf82f9ba8c

          SHA1

          04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

          SHA256

          54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

          SHA512

          7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

        • \Windows\SysWOW64\spynet\server.exe

          Filesize

          332KB

          MD5

          0d339212a61cfdcb193c07cf82f9ba8c

          SHA1

          04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

          SHA256

          54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

          SHA512

          7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

        • \Windows\SysWOW64\spynet\server.exe

          Filesize

          332KB

          MD5

          0d339212a61cfdcb193c07cf82f9ba8c

          SHA1

          04feacba3d2b56bd3a3ed7dfab9e9d732148ca1f

          SHA256

          54ee8b0bdbeb00c87e2a68b15c1d45a78b11fc4f75b2fcb4a7e49f108de45781

          SHA512

          7f726590ae56e358ff901ff0daf722d4fdcb5ea3e58532e76570c5490a3aa18ff26c74eda05077db64422102bedad7f32470188af0a164530378014cd910a3ee

        • memory/696-99-0x0000000000000000-mapping.dmp

        • memory/836-83-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB

        • memory/836-95-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/836-59-0x0000000076401000-0x0000000076403000-memory.dmp

          Filesize

          8KB

        • memory/836-73-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/836-57-0x0000000000455BD0-mapping.dmp

        • memory/836-64-0x0000000024010000-0x0000000024072000-memory.dmp

          Filesize

          392KB

        • memory/836-62-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/836-60-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/836-56-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/836-89-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/836-61-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1384-67-0x0000000024010000-0x0000000024072000-memory.dmp

          Filesize

          392KB

        • memory/1628-87-0x0000000000000000-mapping.dmp

        • memory/1628-96-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/1628-94-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/1628-112-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/1832-104-0x0000000000455BD0-mapping.dmp

        • memory/1832-108-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1832-109-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1832-110-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1832-111-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/2036-81-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/2036-78-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/2036-72-0x00000000752C1000-0x00000000752C3000-memory.dmp

          Filesize

          8KB

        • memory/2036-70-0x0000000000000000-mapping.dmp