Analysis

  • max time kernel
    152s
  • max time network
    92s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 02:20

General

  • Target

    8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77.exe

  • Size

    2.1MB

  • MD5

    4d4a23fc979d22ad6151a7c4cb10f0ad

  • SHA1

    5940ee2af9807572173f0ebab61a473e32d014d1

  • SHA256

    8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77

  • SHA512

    c40f5f15adf77bac70632dc9536d8b74eeae017bea40fe3e3521b4120b16b6d760255af54aad19ab37f9d42b79a6e1991cf706bfcb789165ca74a8b43e2baf2d

  • SSDEEP

    49152:CJ4JHZ/rtFoj8aj/32SkLMaWHVJdw2aG4vflkcRRRxwNCa/vf:CuJp7owQfNo/OmnLvf6cRRIX

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

C2

martin.game-server.cc:81

martin.game-server.cc:80

martin.game-server.cc:133

martin.game-server.cc:27015

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    system32

  • install_file

    notepad.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    The program found a problem and closed

  • message_box_title

    C++ Run Time Error

  • 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 2 IoCs
  • UPX packed file 11 IoCs

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

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268
      • C:\Users\Admin\AppData\Local\Temp\8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77.exe
        "C:\Users\Admin\AppData\Local\Temp\8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1228
        • C:\Users\Admin\AppData\Local\Temp\8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77.exe
          "C:\Users\Admin\AppData\Local\Temp\8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77.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:1788
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Loads dropped DLL
            • Drops desktop.ini file(s)
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:320
            • C:\Users\Admin\AppData\Local\Temp\scrolling4fun4.exe
              "C:\Users\Admin\AppData\Local\Temp\scrolling4fun4.exe"
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:1996
              • C:\Windows\splwow64.exe
                C:\Windows\splwow64.exe 12288
                6⤵
                  PID:1360
              • C:\Users\Admin\AppData\Roaming\system32\notepad.exe
                "C:\Users\Admin\AppData\Roaming\system32\notepad.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious use of SetWindowsHookEx
                PID:1844
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x448
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:912

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        3.0MB

        MD5

        ff5244a97e9bb857a12905cf272f271e

        SHA1

        28bdc51dcdb9c2089c9534e63347e4fc25019b46

        SHA256

        83273b5ba0f72832f1cce05a0a64d12c934cdbf226a109fd8f5ef9dfe0111349

        SHA512

        0c2dbe9b315fdf19932716beca79b938c8c9269f3d5fccc9a436dd5dd66e0ea28ba61c7f35e7f25369b53273285b19827354852953217752dc753b581c91fb46

      • C:\Users\Admin\AppData\Local\Temp\scrolling4fun4.exe

        Filesize

        2.8MB

        MD5

        1311413b006869ec19683898f9e2c64d

        SHA1

        fe57172739158b7bde79f4a3987a111457f606a0

        SHA256

        8e7a64a3b35352dadd420528b42d9bf8e809a60ecdd5c8fd4ddac76ba688df1a

        SHA512

        bcceec73051d0ecc19311b16622e421621c3991a9a6a58bc0d3b61be19b8e13b03070ee408d54ced8e5ea67460fe672812f0e4aa44559f8a7b0b7d8b8871f279

      • C:\Users\Admin\AppData\Local\Temp\scrolling4fun4.exe

        Filesize

        2.8MB

        MD5

        1311413b006869ec19683898f9e2c64d

        SHA1

        fe57172739158b7bde79f4a3987a111457f606a0

        SHA256

        8e7a64a3b35352dadd420528b42d9bf8e809a60ecdd5c8fd4ddac76ba688df1a

        SHA512

        bcceec73051d0ecc19311b16622e421621c3991a9a6a58bc0d3b61be19b8e13b03070ee408d54ced8e5ea67460fe672812f0e4aa44559f8a7b0b7d8b8871f279

      • C:\Users\Admin\AppData\Roaming\system32\notepad.exe

        Filesize

        2.1MB

        MD5

        4d4a23fc979d22ad6151a7c4cb10f0ad

        SHA1

        5940ee2af9807572173f0ebab61a473e32d014d1

        SHA256

        8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77

        SHA512

        c40f5f15adf77bac70632dc9536d8b74eeae017bea40fe3e3521b4120b16b6d760255af54aad19ab37f9d42b79a6e1991cf706bfcb789165ca74a8b43e2baf2d

      • C:\Users\Admin\AppData\Roaming\system32\notepad.exe

        Filesize

        2.1MB

        MD5

        4d4a23fc979d22ad6151a7c4cb10f0ad

        SHA1

        5940ee2af9807572173f0ebab61a473e32d014d1

        SHA256

        8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77

        SHA512

        c40f5f15adf77bac70632dc9536d8b74eeae017bea40fe3e3521b4120b16b6d760255af54aad19ab37f9d42b79a6e1991cf706bfcb789165ca74a8b43e2baf2d

      • \Users\Admin\AppData\Local\Temp\gm_ttt_40218\D3DX8.dll

        Filesize

        484KB

        MD5

        74529599302a2e09c30b1e119a0709f2

        SHA1

        5990f60194ecafaf43340e44657d224f8d5682eb

        SHA256

        edfc5f86be36c2c509e4ad6ba3742bb5b2429a56de805a99771e24fec62b076a

        SHA512

        25d1c2bc15f5d20f3d69a2c20727e4e2cbb7086aa18ec535eea2a5766302b031c12b9139467b717537300e1497102b387dcc3f53ca5ff11f5301de672efe4b07

      • \Users\Admin\AppData\Local\Temp\scrolling4fun4.exe

        Filesize

        2.8MB

        MD5

        1311413b006869ec19683898f9e2c64d

        SHA1

        fe57172739158b7bde79f4a3987a111457f606a0

        SHA256

        8e7a64a3b35352dadd420528b42d9bf8e809a60ecdd5c8fd4ddac76ba688df1a

        SHA512

        bcceec73051d0ecc19311b16622e421621c3991a9a6a58bc0d3b61be19b8e13b03070ee408d54ced8e5ea67460fe672812f0e4aa44559f8a7b0b7d8b8871f279

      • \Users\Admin\AppData\Local\Temp\scrolling4fun4.exe

        Filesize

        2.8MB

        MD5

        1311413b006869ec19683898f9e2c64d

        SHA1

        fe57172739158b7bde79f4a3987a111457f606a0

        SHA256

        8e7a64a3b35352dadd420528b42d9bf8e809a60ecdd5c8fd4ddac76ba688df1a

        SHA512

        bcceec73051d0ecc19311b16622e421621c3991a9a6a58bc0d3b61be19b8e13b03070ee408d54ced8e5ea67460fe672812f0e4aa44559f8a7b0b7d8b8871f279

      • \Users\Admin\AppData\Roaming\system32\notepad.exe

        Filesize

        2.1MB

        MD5

        4d4a23fc979d22ad6151a7c4cb10f0ad

        SHA1

        5940ee2af9807572173f0ebab61a473e32d014d1

        SHA256

        8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77

        SHA512

        c40f5f15adf77bac70632dc9536d8b74eeae017bea40fe3e3521b4120b16b6d760255af54aad19ab37f9d42b79a6e1991cf706bfcb789165ca74a8b43e2baf2d

      • \Users\Admin\AppData\Roaming\system32\notepad.exe

        Filesize

        2.1MB

        MD5

        4d4a23fc979d22ad6151a7c4cb10f0ad

        SHA1

        5940ee2af9807572173f0ebab61a473e32d014d1

        SHA256

        8613c05be5145e6b5aa0c1a3be8c9b69e461d3229e1a3a52bc15a0f32bb6fa77

        SHA512

        c40f5f15adf77bac70632dc9536d8b74eeae017bea40fe3e3521b4120b16b6d760255af54aad19ab37f9d42b79a6e1991cf706bfcb789165ca74a8b43e2baf2d

      • memory/320-88-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/320-73-0x0000000075141000-0x0000000075143000-memory.dmp

        Filesize

        8KB

      • memory/320-99-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/320-79-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1268-68-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1360-96-0x000007FEFC1B1000-0x000007FEFC1B3000-memory.dmp

        Filesize

        8KB

      • memory/1788-61-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-63-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-65-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1788-56-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-60-0x00000000767F1000-0x00000000767F3000-memory.dmp

        Filesize

        8KB

      • memory/1788-80-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-62-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-59-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/1788-74-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB