Analysis

  • max time kernel
    188s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 18:24

General

  • Target

    a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462.exe

  • Size

    276KB

  • MD5

    0ba9a3418c7731d775b2edd321e54f99

  • SHA1

    b10fad1b22fbd334f1cea203f69e3ae90237361e

  • SHA256

    a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462

  • SHA512

    7aa892292c837c147fc3dcb55ec7a9b82fbf003f4d4301c1b206585a5d37f884e11abf5c5147d0e4386f8d6f43ec50573945f1036b9036cce36687e267ec95a6

  • SSDEEP

    6144:0k4qmO1y+E1WWxgKMBG2p9fWfU/foUSn/3oG50Nr3q:X9hyX1WWxgNp9u0N

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

C2

127.0.0.1:82

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

    server.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 1 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.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1284
      • C:\Users\Admin\AppData\Local\Temp\a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462.exe
        "C:\Users\Admin\AppData\Local\Temp\a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462.exe"
        2⤵
        • 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:1376
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1792
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Loads dropped DLL
          • Drops desktop.ini file(s)
          • Drops file in System32 directory
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1504
          • C:\Windows\SysWOW64\install\server.exe
            "C:\Windows\system32\install\server.exe"
            4⤵
            • Executes dropped EXE
            PID:696

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      229KB

      MD5

      c285ce933cceaa2e70cbb19546045f2a

      SHA1

      14d7fd17870aeb632223ef4a8dfdf25dce13fe25

      SHA256

      10d4bfd2b4f39a8f025cbfed67e20e185f4d37b450c78ffbfc0de96b8be75a2c

      SHA512

      a6b484de2365fa78941e7eeb9c54ea69ea443c1c9a465f0115f182e2dbd4b89896719c779ef17b6e2a758937ce0f8d2a37e0d2bcae19b79529f2320f5f12301d

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

      Filesize

      276KB

      MD5

      0ba9a3418c7731d775b2edd321e54f99

      SHA1

      b10fad1b22fbd334f1cea203f69e3ae90237361e

      SHA256

      a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462

      SHA512

      7aa892292c837c147fc3dcb55ec7a9b82fbf003f4d4301c1b206585a5d37f884e11abf5c5147d0e4386f8d6f43ec50573945f1036b9036cce36687e267ec95a6

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

      Filesize

      276KB

      MD5

      0ba9a3418c7731d775b2edd321e54f99

      SHA1

      b10fad1b22fbd334f1cea203f69e3ae90237361e

      SHA256

      a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462

      SHA512

      7aa892292c837c147fc3dcb55ec7a9b82fbf003f4d4301c1b206585a5d37f884e11abf5c5147d0e4386f8d6f43ec50573945f1036b9036cce36687e267ec95a6

    • \Windows\SysWOW64\install\server.exe

      Filesize

      276KB

      MD5

      0ba9a3418c7731d775b2edd321e54f99

      SHA1

      b10fad1b22fbd334f1cea203f69e3ae90237361e

      SHA256

      a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462

      SHA512

      7aa892292c837c147fc3dcb55ec7a9b82fbf003f4d4301c1b206585a5d37f884e11abf5c5147d0e4386f8d6f43ec50573945f1036b9036cce36687e267ec95a6

    • \Windows\SysWOW64\install\server.exe

      Filesize

      276KB

      MD5

      0ba9a3418c7731d775b2edd321e54f99

      SHA1

      b10fad1b22fbd334f1cea203f69e3ae90237361e

      SHA256

      a7a95e0a73a84c3a4b7a315f4f8ef884cc1c754183fdfcb00cc274496e2aa462

      SHA512

      7aa892292c837c147fc3dcb55ec7a9b82fbf003f4d4301c1b206585a5d37f884e11abf5c5147d0e4386f8d6f43ec50573945f1036b9036cce36687e267ec95a6

    • memory/696-95-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/696-94-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/696-89-0x0000000000000000-mapping.dmp

    • memory/1284-60-0x0000000024010000-0x0000000024072000-memory.dmp

      Filesize

      392KB

    • memory/1376-66-0x0000000024080000-0x00000000240E2000-memory.dmp

      Filesize

      392KB

    • memory/1376-57-0x0000000024010000-0x0000000024072000-memory.dmp

      Filesize

      392KB

    • memory/1376-55-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/1376-79-0x00000000240F0000-0x0000000024152000-memory.dmp

      Filesize

      392KB

    • memory/1376-54-0x0000000075831000-0x0000000075833000-memory.dmp

      Filesize

      8KB

    • memory/1376-85-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/1504-86-0x00000000240F0000-0x0000000024152000-memory.dmp

      Filesize

      392KB

    • memory/1504-84-0x00000000240F0000-0x0000000024152000-memory.dmp

      Filesize

      392KB

    • memory/1504-92-0x0000000003CA0000-0x0000000003CF7000-memory.dmp

      Filesize

      348KB

    • memory/1504-93-0x0000000003CA0000-0x0000000003CF7000-memory.dmp

      Filesize

      348KB

    • memory/1504-76-0x0000000000000000-mapping.dmp

    • memory/1504-96-0x00000000240F0000-0x0000000024152000-memory.dmp

      Filesize

      392KB

    • memory/1504-97-0x0000000003CA0000-0x0000000003CF7000-memory.dmp

      Filesize

      348KB

    • memory/1792-71-0x0000000024080000-0x00000000240E2000-memory.dmp

      Filesize

      392KB

    • memory/1792-65-0x0000000075101000-0x0000000075103000-memory.dmp

      Filesize

      8KB

    • memory/1792-63-0x0000000000000000-mapping.dmp

    • memory/1792-74-0x0000000024080000-0x00000000240E2000-memory.dmp

      Filesize

      392KB