Analysis

  • max time kernel
    301s
  • max time network
    349s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2022 18:42

General

  • Target

    bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe

  • Size

    444KB

  • MD5

    41cf7fd047088a9261f9f8c54ff152c5

  • SHA1

    ea1753b5c2a776df442adff3f0199d688635ddfb

  • SHA256

    bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850

  • SHA512

    b24de6396a5b248926f11b74e40c7a76b943505182abcca8e5ce886ec5b0976a5e39b25a79c4b75f5d20d990aa1f1afbdd38939d753202a052ddf1ebc157c314

  • SSDEEP

    12288:k0cBltgVqNmWZvfVMVfeEk+Sie5hp1juSPvwSux:k0cgcvfVM/UicBu

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Tr

C2

monkeybreak.no-ip.biz:82

monkeybreak.no-ip.biz:100

Mutex

V2BF7I3040JHDW

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    svchost.exe

  • install_dir

    Install

  • install_file

    explorer.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Unabel to open the file ! Please try to

  • message_box_title

    Windows Photo Viewer

  • password

    123456

  • 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 4 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 7 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 1 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 behavior: EnumeratesProcesses 1 IoCs
  • 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:1280
      • C:\Users\Admin\AppData\Local\Temp\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
        "C:\Users\Admin\AppData\Local\Temp\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1708
        • C:\Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
          "C:\Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:544
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            4⤵
            • Adds policy Run key to start application
            • Modifies Installed Components in the registry
            • Loads dropped DLL
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1220
            • C:\Windows\SysWOW64\explorer.exe
              explorer.exe
              5⤵
              • Modifies Installed Components in the registry
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:1236
              • C:\Windows\Install\explorer.exe
                "C:\Windows\Install\explorer.exe"
                6⤵
                • Executes dropped EXE
                PID:1064
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
                PID:1516
              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
                5⤵
                • Drops file in Windows directory
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:976
                • C:\Windows\Install\explorer.exe
                  "C:\Windows\Install\explorer.exe"
                  6⤵
                  • Executes dropped EXE
                  PID:340
              • C:\Windows\Install\explorer.exe
                "C:\Windows\Install\explorer.exe"
                5⤵
                • Executes dropped EXE
                PID:1456

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scripting

      1
      T1064

      Persistence

      Registry Run Keys / Startup Folder

      3
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Scripting

      1
      T1064

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        224KB

        MD5

        5171fb68d9571cd9b916e1703583fb14

        SHA1

        235f4f7a2df3277b3ba12461a756dc76897e810e

        SHA256

        23adab591852ff5c4b44aa80495ecd9547c89529cb3026178d0b39b1e0fa8fac

        SHA512

        f5b19f735fd7cf77a4810f285106e89db60f5e50bd075415868f625dd1d8ae20050a64f225524d661868b349460f847be79d49ae8db5ef4d5eaf8e0bb08d4b78

      • C:\Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
        Filesize

        444KB

        MD5

        41cf7fd047088a9261f9f8c54ff152c5

        SHA1

        ea1753b5c2a776df442adff3f0199d688635ddfb

        SHA256

        bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850

        SHA512

        b24de6396a5b248926f11b74e40c7a76b943505182abcca8e5ce886ec5b0976a5e39b25a79c4b75f5d20d990aa1f1afbdd38939d753202a052ddf1ebc157c314

      • C:\Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
        Filesize

        444KB

        MD5

        41cf7fd047088a9261f9f8c54ff152c5

        SHA1

        ea1753b5c2a776df442adff3f0199d688635ddfb

        SHA256

        bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850

        SHA512

        b24de6396a5b248926f11b74e40c7a76b943505182abcca8e5ce886ec5b0976a5e39b25a79c4b75f5d20d990aa1f1afbdd38939d753202a052ddf1ebc157c314

      • C:\Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • C:\Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • C:\Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • C:\Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • \Users\Admin\AppData\Roaming\Twain.dll
        Filesize

        18KB

        MD5

        2153e2d85da316a0fe302227e0f9af88

        SHA1

        48b334c27d604ce7d89c9c825d211d26427176cf

        SHA256

        645b30a3ef5cf05ad0df575fbbdbc05387b5493ce1778935b60d98681fea7bc0

        SHA512

        647b0b95622c2e9086f072ccf110371b38953619b4cb6697e259165ce12e0dd1854bc6351abb8f693d052d730f8790d72929a8c822a26ac369c372478c1e4fac

      • \Users\Admin\AppData\Roaming\Twain.dll
        Filesize

        18KB

        MD5

        2153e2d85da316a0fe302227e0f9af88

        SHA1

        48b334c27d604ce7d89c9c825d211d26427176cf

        SHA256

        645b30a3ef5cf05ad0df575fbbdbc05387b5493ce1778935b60d98681fea7bc0

        SHA512

        647b0b95622c2e9086f072ccf110371b38953619b4cb6697e259165ce12e0dd1854bc6351abb8f693d052d730f8790d72929a8c822a26ac369c372478c1e4fac

      • \Users\Admin\AppData\Roaming\Twain.dll
        Filesize

        18KB

        MD5

        2153e2d85da316a0fe302227e0f9af88

        SHA1

        48b334c27d604ce7d89c9c825d211d26427176cf

        SHA256

        645b30a3ef5cf05ad0df575fbbdbc05387b5493ce1778935b60d98681fea7bc0

        SHA512

        647b0b95622c2e9086f072ccf110371b38953619b4cb6697e259165ce12e0dd1854bc6351abb8f693d052d730f8790d72929a8c822a26ac369c372478c1e4fac

      • \Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
        Filesize

        444KB

        MD5

        41cf7fd047088a9261f9f8c54ff152c5

        SHA1

        ea1753b5c2a776df442adff3f0199d688635ddfb

        SHA256

        bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850

        SHA512

        b24de6396a5b248926f11b74e40c7a76b943505182abcca8e5ce886ec5b0976a5e39b25a79c4b75f5d20d990aa1f1afbdd38939d753202a052ddf1ebc157c314

      • \Users\Admin\AppData\Roaming\bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850.exe
        Filesize

        444KB

        MD5

        41cf7fd047088a9261f9f8c54ff152c5

        SHA1

        ea1753b5c2a776df442adff3f0199d688635ddfb

        SHA256

        bd47a667e9d1732ac5a3bf9e90e7de5c20f3d2dbb5ce96166478cc984ec24850

        SHA512

        b24de6396a5b248926f11b74e40c7a76b943505182abcca8e5ce886ec5b0976a5e39b25a79c4b75f5d20d990aa1f1afbdd38939d753202a052ddf1ebc157c314

      • \Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • \Windows\Install\explorer.exe
        Filesize

        1.1MB

        MD5

        34aa912defa18c2c129f1e09d75c1d7e

        SHA1

        9c3046324657505a30ecd9b1fdb46c05bde7d470

        SHA256

        6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

        SHA512

        d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

      • memory/340-126-0x0000000000000000-mapping.dmp
      • memory/544-64-0x0000000074D50000-0x00000000752FB000-memory.dmp
        Filesize

        5.7MB

      • memory/544-59-0x0000000000000000-mapping.dmp
      • memory/544-81-0x0000000074D50000-0x00000000752FB000-memory.dmp
        Filesize

        5.7MB

      • memory/976-118-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/976-117-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/976-110-0x0000000000000000-mapping.dmp
      • memory/976-128-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/1064-122-0x0000000000000000-mapping.dmp
      • memory/1220-84-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-79-0x000000000040E1A8-mapping.dmp
      • memory/1220-86-0x0000000010410000-0x0000000010475000-memory.dmp
        Filesize

        404KB

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

        324KB

      • memory/1220-91-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-125-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-70-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-96-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1220-72-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-83-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-80-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-73-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-106-0x00000000104F0000-0x0000000010555000-memory.dmp
        Filesize

        404KB

      • memory/1220-74-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-112-0x0000000010560000-0x00000000105C5000-memory.dmp
        Filesize

        404KB

      • memory/1220-78-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-76-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1220-75-0x0000000000400000-0x0000000000451000-memory.dmp
        Filesize

        324KB

      • memory/1236-104-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1236-101-0x0000000010480000-0x00000000104E5000-memory.dmp
        Filesize

        404KB

      • memory/1236-95-0x00000000754B1000-0x00000000754B3000-memory.dmp
        Filesize

        8KB

      • memory/1236-93-0x0000000000000000-mapping.dmp
      • memory/1280-89-0x0000000010410000-0x0000000010475000-memory.dmp
        Filesize

        404KB

      • memory/1456-121-0x0000000000000000-mapping.dmp
      • memory/1708-55-0x0000000076D71000-0x0000000076D73000-memory.dmp
        Filesize

        8KB

      • memory/1708-65-0x0000000074D50000-0x00000000752FB000-memory.dmp
        Filesize

        5.7MB

      • memory/1708-56-0x0000000074D50000-0x00000000752FB000-memory.dmp
        Filesize

        5.7MB