Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2022 15:45

General

  • Target

    d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14.exe

  • Size

    519KB

  • MD5

    5775d0f37b6489681f896432869aaec5

  • SHA1

    c694b6e46f0054cceba48f405d8161dc0653f578

  • SHA256

    d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14

  • SHA512

    ec5cf1e65d9afc7b09bfdf8cecf52e2d075739392bb38ae1deffdf546ace0d5e483a73bff8fe09346cd216f54f9080db21cff282e56cb3c3d59344df8fa4a592

  • SSDEEP

    12288:KrxFQyg/z+5VCQQQ0NDQft5lSAj14380wXot8:KrxWyg/RCfj14M0wXi8

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

hacker

C2

bykabus.no-ip.biz:15963

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • 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
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 17 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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:2248
      • C:\Users\Admin\AppData\Local\Temp\d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14.exe
        "C:\Users\Admin\AppData\Local\Temp\d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3180
        • C:\Users\Admin\AppData\Local\Temp\d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14.exe
          C:\Users\Admin\AppData\Local\Temp\d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14.exe
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2960
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            PID:3084
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Drops file in System32 directory
            • Modifies registry class
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:3800
            • C:\Windows\SysWOW64\install\svchost.exe
              "C:\Windows\system32\install\svchost.exe"
              5⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of SetWindowsHookEx
              PID:1440
              • C:\Windows\SysWOW64\install\svchost.exe
                C:\Windows\SysWOW64\install\svchost.exe
                6⤵
                • Executes dropped EXE
                PID:4584
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 568
                  7⤵
                  • Program crash
                  PID:2936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4584 -ip 4584
      1⤵
        PID:2872

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      3
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        229KB

        MD5

        9be36fd1606b591acf99efb0af08e7cc

        SHA1

        4bc04467938fae0616090edec0e2991fc4b78aa8

        SHA256

        c57ead48c0792b64b2b64825182ad0454da1fa0eaaf105d5d61f14679d39bbcd

        SHA512

        70621ca27ce9f04e799d655289ab500b5ccea2eeceb7f66cd3b430eb93bf09d06b78a52e5531f7f72d73ee40b6aadff67ead5eabab857c09d5c3539da49b6230

      • C:\Windows\SysWOW64\install\svchost.exe
        Filesize

        519KB

        MD5

        5775d0f37b6489681f896432869aaec5

        SHA1

        c694b6e46f0054cceba48f405d8161dc0653f578

        SHA256

        d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14

        SHA512

        ec5cf1e65d9afc7b09bfdf8cecf52e2d075739392bb38ae1deffdf546ace0d5e483a73bff8fe09346cd216f54f9080db21cff282e56cb3c3d59344df8fa4a592

      • C:\Windows\SysWOW64\install\svchost.exe
        Filesize

        519KB

        MD5

        5775d0f37b6489681f896432869aaec5

        SHA1

        c694b6e46f0054cceba48f405d8161dc0653f578

        SHA256

        d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14

        SHA512

        ec5cf1e65d9afc7b09bfdf8cecf52e2d075739392bb38ae1deffdf546ace0d5e483a73bff8fe09346cd216f54f9080db21cff282e56cb3c3d59344df8fa4a592

      • C:\Windows\SysWOW64\install\svchost.exe
        Filesize

        519KB

        MD5

        5775d0f37b6489681f896432869aaec5

        SHA1

        c694b6e46f0054cceba48f405d8161dc0653f578

        SHA256

        d4fe091e7b07cc378bcb6e72d8145f8d1f45828be81fc70d0d49b308a86fcc14

        SHA512

        ec5cf1e65d9afc7b09bfdf8cecf52e2d075739392bb38ae1deffdf546ace0d5e483a73bff8fe09346cd216f54f9080db21cff282e56cb3c3d59344df8fa4a592

      • memory/1440-161-0x0000000000000000-mapping.dmp
      • memory/2960-138-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/2960-134-0x0000000000000000-mapping.dmp
      • memory/2960-146-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/2960-141-0x0000000024010000-0x0000000024072000-memory.dmp
        Filesize

        392KB

      • memory/2960-139-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/2960-159-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/2960-137-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/2960-135-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/2960-155-0x00000000240F0000-0x0000000024152000-memory.dmp
        Filesize

        392KB

      • memory/3084-145-0x0000000000000000-mapping.dmp
      • memory/3084-150-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/3084-149-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/3084-172-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/3800-158-0x00000000240F0000-0x0000000024152000-memory.dmp
        Filesize

        392KB

      • memory/3800-160-0x00000000240F0000-0x0000000024152000-memory.dmp
        Filesize

        392KB

      • memory/3800-154-0x0000000000000000-mapping.dmp
      • memory/3800-173-0x00000000240F0000-0x0000000024152000-memory.dmp
        Filesize

        392KB

      • memory/4584-165-0x0000000000000000-mapping.dmp
      • memory/4584-169-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/4584-170-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/4584-171-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB