Analysis

  • max time kernel
    154s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 14:18

General

  • Target

    b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837.exe

  • Size

    444KB

  • MD5

    18c83f79bdb9c1c3cea796f93cad1b84

  • SHA1

    7f0f0940467306826e1835bff8369f5bea5ec834

  • SHA256

    b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837

  • SHA512

    3c2b4e61a77901fbb37d3c1a3601610a47c6b445c5ae33c4d5fbc7972b2092b1390514c66b6d4442a249112490100c3446bc13764255e0eb38c0d8358d8e9488

  • SSDEEP

    12288:pnpH4HYWO9z77CWgY+Uc4WB+YggJYK2ggNWrKBmTrA:RpHfz37Zc4WBCgJYlNTBm3A

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Conquer

C2

127.0.0.1:3460

spider2.no-ip.biz:3460

Mutex

0FC8M3II0LMIMB

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./cybergate/

  • ftp_interval

    20

  • injected_process

    explorer.exe

  • install_dir

    Internet

  • install_file

    Spider.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    123

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Molebox Virtualization software 6 IoCs

    Detects file using Molebox Virtualization software.

  • 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 9 IoCs

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

  • Loads dropped DLL 2 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 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:1372
      • C:\Users\Admin\AppData\Local\Temp\b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837.exe
        "C:\Users\Admin\AppData\Local\Temp\b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837.exe"
        2⤵
        • Adds policy Run key to start application
        • Modifies Installed Components in the registry
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2028
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Suspicious use of AdjustPrivilegeToken
          PID:864
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:988
          • C:\Users\Admin\AppData\Local\Temp\b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837.exe
            "C:\Users\Admin\AppData\Local\Temp\b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:456
            • C:\Windows\SysWOW64\Internet\Spider.exe
              "C:\Windows\system32\Internet\Spider.exe"
              4⤵
              • Executes dropped EXE
              PID:1640

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        224KB

        MD5

        e5f58629b1d7f67c09be426d0636010c

        SHA1

        0451c94b02134ba4d44583eb4d9b9a5129a7f7ed

        SHA256

        593686c84bc83f84c317b1f4f201f848924a76b2f459ad3b8aa4d88706d848bc

        SHA512

        452c8f1586b4ddb9db587077498a7828ca4b0a8cb3f298bf6a7dbf29ad2e662c0c9ef7859414f5e0c36bbe6c075caa9bfab16903896fc7e0517f757509f1219b

      • C:\Windows\SysWOW64\Internet\Spider.exe

        Filesize

        444KB

        MD5

        18c83f79bdb9c1c3cea796f93cad1b84

        SHA1

        7f0f0940467306826e1835bff8369f5bea5ec834

        SHA256

        b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837

        SHA512

        3c2b4e61a77901fbb37d3c1a3601610a47c6b445c5ae33c4d5fbc7972b2092b1390514c66b6d4442a249112490100c3446bc13764255e0eb38c0d8358d8e9488

      • C:\Windows\SysWOW64\Internet\Spider.exe

        Filesize

        444KB

        MD5

        18c83f79bdb9c1c3cea796f93cad1b84

        SHA1

        7f0f0940467306826e1835bff8369f5bea5ec834

        SHA256

        b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837

        SHA512

        3c2b4e61a77901fbb37d3c1a3601610a47c6b445c5ae33c4d5fbc7972b2092b1390514c66b6d4442a249112490100c3446bc13764255e0eb38c0d8358d8e9488

      • \Windows\SysWOW64\Internet\Spider.exe

        Filesize

        444KB

        MD5

        18c83f79bdb9c1c3cea796f93cad1b84

        SHA1

        7f0f0940467306826e1835bff8369f5bea5ec834

        SHA256

        b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837

        SHA512

        3c2b4e61a77901fbb37d3c1a3601610a47c6b445c5ae33c4d5fbc7972b2092b1390514c66b6d4442a249112490100c3446bc13764255e0eb38c0d8358d8e9488

      • \Windows\SysWOW64\Internet\Spider.exe

        Filesize

        444KB

        MD5

        18c83f79bdb9c1c3cea796f93cad1b84

        SHA1

        7f0f0940467306826e1835bff8369f5bea5ec834

        SHA256

        b3f77b915adafd0d977325ac091435f1e413b0bcb65700cd58482b02e8ff2837

        SHA512

        3c2b4e61a77901fbb37d3c1a3601610a47c6b445c5ae33c4d5fbc7972b2092b1390514c66b6d4442a249112490100c3446bc13764255e0eb38c0d8358d8e9488

      • memory/456-89-0x0000000000000000-mapping.dmp

      • memory/456-112-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/456-103-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/456-96-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/864-80-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/864-71-0x00000000748D1000-0x00000000748D3000-memory.dmp

        Filesize

        8KB

      • memory/864-68-0x0000000000000000-mapping.dmp

      • memory/864-83-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/1372-65-0x0000000010410000-0x0000000010475000-memory.dmp

        Filesize

        404KB

      • memory/1640-110-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/1640-109-0x0000000001FB1000-0x0000000001FB5000-memory.dmp

        Filesize

        16KB

      • memory/1640-106-0x0000000000610000-0x000000000064D000-memory.dmp

        Filesize

        244KB

      • memory/1640-107-0x0000000000741000-0x0000000000745000-memory.dmp

        Filesize

        16KB

      • memory/1640-108-0x0000000001E90000-0x0000000001F90000-memory.dmp

        Filesize

        1024KB

      • memory/1640-104-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/1640-111-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/1640-101-0x0000000000000000-mapping.dmp

      • memory/2028-72-0x0000000000300000-0x000000000033D000-memory.dmp

        Filesize

        244KB

      • memory/2028-97-0x0000000000300000-0x000000000033D000-memory.dmp

        Filesize

        244KB

      • memory/2028-91-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/2028-98-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/2028-58-0x0000000001F20000-0x0000000002020000-memory.dmp

        Filesize

        1024KB

      • memory/2028-54-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/2028-60-0x00000000004D1000-0x00000000004D5000-memory.dmp

        Filesize

        16KB

      • memory/2028-55-0x0000000075811000-0x0000000075813000-memory.dmp

        Filesize

        8KB

      • memory/2028-59-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/2028-57-0x00000000003A1000-0x00000000003A5000-memory.dmp

        Filesize

        16KB

      • memory/2028-56-0x0000000000300000-0x000000000033D000-memory.dmp

        Filesize

        244KB

      • memory/2028-75-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/2028-74-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/2028-73-0x0000000001F20000-0x0000000002020000-memory.dmp

        Filesize

        1024KB

      • memory/2028-70-0x0000000002020000-0x0000000002120000-memory.dmp

        Filesize

        1024KB

      • memory/2028-62-0x0000000010410000-0x0000000010475000-memory.dmp

        Filesize

        404KB

      • memory/2028-85-0x00000000104F0000-0x0000000010555000-memory.dmp

        Filesize

        404KB